ATE381840T1 - Vorrichtung und verfahren zur selektiven verschlüsselung von über ein netzwerk zu übertragenden multimediadaten - Google Patents

Vorrichtung und verfahren zur selektiven verschlüsselung von über ein netzwerk zu übertragenden multimediadaten

Info

Publication number
ATE381840T1
ATE381840T1 AT01968511T AT01968511T ATE381840T1 AT E381840 T1 ATE381840 T1 AT E381840T1 AT 01968511 T AT01968511 T AT 01968511T AT 01968511 T AT01968511 T AT 01968511T AT E381840 T1 ATE381840 T1 AT E381840T1
Authority
AT
Austria
Prior art keywords
network
payload portion
data packet
data transmitted
transmitted over
Prior art date
Application number
AT01968511T
Other languages
English (en)
Inventor
Brad Kollmyer
Brian Baker
Eric Shapiro
Aric Kollmyer
Mike Rutman
Duncan Maclean
Dan Robertson
Neal Taylor
Dick Hunsche
Amanda Walker
Original Assignee
Widevine Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24631923&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE381840(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Widevine Technologies Inc filed Critical Widevine Technologies Inc
Application granted granted Critical
Publication of ATE381840T1 publication Critical patent/ATE381840T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/75—Media network packet handling
    • H04L65/765—Media network packet handling intermediate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by partially encrypting, e.g. encrypting the ending portion of a movie
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8166—Monomedia components thereof involving executable data, e.g. software
    • H04N21/8193—Monomedia components thereof involving executable data, e.g. software dedicated tools, e.g. video decoder software or IPMP tool
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Computer And Data Communications (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Small-Scale Networks (AREA)
AT01968511T 2000-09-06 2001-09-06 Vorrichtung und verfahren zur selektiven verschlüsselung von über ein netzwerk zu übertragenden multimediadaten ATE381840T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/656,166 US7165175B1 (en) 2000-09-06 2000-09-06 Apparatus, system and method for selectively encrypting different portions of data sent over a network

Publications (1)

Publication Number Publication Date
ATE381840T1 true ATE381840T1 (de) 2008-01-15

Family

ID=24631923

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01968511T ATE381840T1 (de) 2000-09-06 2001-09-06 Vorrichtung und verfahren zur selektiven verschlüsselung von über ein netzwerk zu übertragenden multimediadaten

Country Status (11)

Country Link
US (2) US7165175B1 (de)
EP (2) EP1916818A3 (de)
JP (1) JP2004511931A (de)
AT (1) ATE381840T1 (de)
AU (1) AU2001288755A1 (de)
CY (1) CY1107275T1 (de)
DE (1) DE60131990T3 (de)
DK (1) DK1317839T3 (de)
ES (1) ES2296798T3 (de)
PT (1) PT1317839E (de)
WO (1) WO2002021761A2 (de)

Families Citing this family (191)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7705300A (en) 1999-09-20 2001-04-24 Ethentica, Inc. Trust arbitrage in cryptographic authentication
US7260724B1 (en) 1999-09-20 2007-08-21 Security First Corporation Context sensitive dynamic authentication in a cryptographic system
US7391865B2 (en) 1999-09-20 2008-06-24 Security First Corporation Secure data parser method and system
US6449719B1 (en) 1999-11-09 2002-09-10 Widevine Technologies, Inc. Process and streaming server for encrypting a data stream
US8055894B2 (en) 1999-11-09 2011-11-08 Google Inc. Process and streaming server for encrypting a data stream with bandwidth based variation
US7593529B1 (en) * 2000-01-27 2009-09-22 Agere Systems Inc. Scramble methods and apparatus for packetized digital video signal in conditional access system
US7165175B1 (en) 2000-09-06 2007-01-16 Widevine Technologies, Inc. Apparatus, system and method for selectively encrypting different portions of data sent over a network
US7150045B2 (en) 2000-12-14 2006-12-12 Widevine Technologies, Inc. Method and apparatus for protection of electronic media
CN1539117A (zh) * 2001-06-07 2004-10-20 ��̹�е¿عɹɷ����޹�˾ 在数字权利管理系统中支持多个委托区域的方法和装置
PT1440578E (pt) * 2001-10-19 2006-09-29 Scm Microsystems Gmbh Sistema de acesso condicional e proteccao contra copias
AU2002359822A1 (en) * 2001-12-21 2003-07-15 Xmlcities, Inc. Method and mechanism for managing content objects over a network
US7523215B1 (en) * 2002-01-14 2009-04-21 Xilinx, Inc. Method and apparatus for configuring data transmissions within a micro-area network
US7328345B2 (en) 2002-01-29 2008-02-05 Widevine Technologies, Inc. Method and system for end to end securing of content for video on demand
US7299292B2 (en) 2002-03-29 2007-11-20 Widevine Technologies, Inc. Process and streaming server for encrypting a data stream to a virtual smart card client system
CN100591004C (zh) * 2002-05-09 2010-02-17 奥尼西克集团有限公司 加密的一元集中管理系统
US20050271246A1 (en) * 2002-07-10 2005-12-08 Sharma Ravi K Watermark payload encryption methods and systems
US7594271B2 (en) 2002-09-20 2009-09-22 Widevine Technologies, Inc. Method and system for real-time tamper evidence gathering for software
US8036250B1 (en) * 2002-10-25 2011-10-11 Bigband Networks Inc. Method and apparatus of mutliplexing media streams
US20040083360A1 (en) * 2002-10-28 2004-04-29 Rod Walsh System and method for partially-encrypted data transmission and reception
JP3821086B2 (ja) * 2002-11-01 2006-09-13 ソニー株式会社 ストリーミングシステム及びストリーミング方法、クライアント端末及びデータ復号方法、並びにプログラム
JP3914861B2 (ja) * 2002-11-29 2007-05-16 Ｎｅｃインフロンティア株式会社 通信システム
US7801820B2 (en) * 2003-01-13 2010-09-21 Sony Corporation Real-time delivery of license for previously stored encrypted content
JP2006526204A (ja) * 2003-03-13 2006-11-16 ディーアールエム テクノロジーズ、エルエルシー セキュアストリーミングコンテナ
US7007170B2 (en) 2003-03-18 2006-02-28 Widevine Technologies, Inc. System, method, and apparatus for securely providing content viewable on a secure device
US7356143B2 (en) 2003-03-18 2008-04-08 Widevine Technologies, Inc System, method, and apparatus for securely providing content viewable on a secure device
US20040193871A1 (en) * 2003-03-28 2004-09-30 Broadcom Corporation System and method for transmitting data using selective partial encryption
TW200421813A (en) * 2003-04-03 2004-10-16 Admtek Inc Encryption/decryption device of WLAN and method thereof
US7512779B2 (en) * 2003-04-22 2009-03-31 Alcatel Lucent Apparatus, and associated method, for communicating signaling data in secure form in a signaling network
KR101000655B1 (ko) * 2003-05-28 2010-12-10 엘지전자 주식회사 페이로드 데이터의 암호화 전송장치 및 방법
GB2406403B (en) * 2003-09-26 2006-06-07 Advanced Risc Mach Ltd Data processing apparatus and method for merging secure and non-secure data into an output data stream
US7406174B2 (en) 2003-10-21 2008-07-29 Widevine Technologies, Inc. System and method for n-dimensional encryption
US8548170B2 (en) 2003-12-10 2013-10-01 Mcafee, Inc. Document de-registration
US20050193205A1 (en) * 2004-01-09 2005-09-01 Widevine Technologies, Inc. Method and system for session based watermarking of encrypted content
US7620179B2 (en) * 2004-01-29 2009-11-17 Comcast Cable Holdings, Llc System and method for security processing media streams
US8127137B2 (en) 2004-03-18 2012-02-28 Digimarc Corporation Watermark payload encryption for media including multiple watermarks
US20060036551A1 (en) * 2004-03-26 2006-02-16 Microsoft Corporation Protecting elementary stream content
US9609279B2 (en) 2004-09-24 2017-03-28 Google Inc. Method and system for providing secure CODECS
US7822984B2 (en) 2004-09-27 2010-10-26 International Business Machines Corporation Portal system, method and program, and associated user computer and content supplier
EP1641214B1 (de) * 2004-09-27 2013-04-10 International Business Machines Corporation Sichere Ende-zu-Ende Datenübertragung über eine dritte Partei
BRPI0517026A (pt) 2004-10-25 2008-09-30 Rick L Orsini método e sistema analisador de dados seguros
US7764785B2 (en) * 2004-11-08 2010-07-27 King Fahd University Of Petroleum And Minerals Method for communicating securely over an insecure communication channel
JP4904728B2 (ja) * 2005-07-01 2012-03-28 大日本印刷株式会社 コンテンツ配信システム、クライアント端末、プログラム及び記録媒体
US8677504B2 (en) 2005-07-14 2014-03-18 Qualcomm Incorporated Method and apparatus for encrypting/decrypting multimedia content to allow random access
GB0514492D0 (en) * 2005-07-14 2005-08-17 Ntnu Technology Transfer As Secure media streaming
US9075571B2 (en) * 2005-07-21 2015-07-07 Clevx, Llc Memory lock system with manipulatable input device and method of operation thereof
JP4490352B2 (ja) * 2005-08-30 2010-06-23 Ｋｄｄｉ株式会社 Ｖｐｎサーバホスティングシステム、およびｖｐｎ構築方法
WO2007038245A2 (en) 2005-09-23 2007-04-05 Widevine Technologies, Inc. Method for evolving detectors to detect malign behavior in an artificial immune system
US7817608B2 (en) 2005-09-23 2010-10-19 Widevine Technologies, Inc. Transitioning to secure IP communications for encoding, encapsulating, and encrypting data
US9275047B1 (en) * 2005-09-26 2016-03-01 Dell Software Inc. Method and apparatus for multimedia content filtering
CN103384196A (zh) 2005-11-18 2013-11-06 安全第一公司 安全数据解析方法和系统
US7515710B2 (en) 2006-03-14 2009-04-07 Divx, Inc. Federated digital rights management scheme including trusted systems
JP2007251568A (ja) * 2006-03-15 2007-09-27 Ricoh Co Ltd ネットワーク機器
US8255963B2 (en) * 2006-04-25 2012-08-28 XOrbit Inc. System and method for monitoring video data
US7877506B2 (en) * 2006-05-26 2011-01-25 International Business Machines Corporation System, method and program for encryption during routing
US20080004957A1 (en) * 2006-06-29 2008-01-03 Microsoft Corporation Targeted advertising for portable devices
US7966397B2 (en) * 2006-06-30 2011-06-21 Verint Americas Inc. Distributive data capture
US7974924B2 (en) 2006-07-19 2011-07-05 Mvisum, Inc. Medical data encryption for communication over a vulnerable system
US8396804B1 (en) 2006-07-19 2013-03-12 Mvisum, Inc. System for remote review of clinical data
US8380631B2 (en) 2006-07-19 2013-02-19 Mvisum, Inc. Communication of emergency medical data over a vulnerable system
ES2568661T3 (es) 2006-11-07 2016-05-03 Security First Corp. Sistemas y métodos para distribuir y garantizar datos
US8752199B2 (en) * 2006-11-10 2014-06-10 Sony Computer Entertainment Inc. Hybrid media distribution with enhanced security
US8739304B2 (en) * 2006-11-10 2014-05-27 Sony Computer Entertainment Inc. Providing content using hybrid media distribution scheme with enhanced security
CN105224417A (zh) 2006-12-05 2016-01-06 安全第一公司 改进的磁带备份方法
US7953973B2 (en) * 2006-12-14 2011-05-31 Radware Ltd. Systems, methods, and computer program products for passively routing secure socket layer (SSL) encoded network traffic
US8132233B2 (en) * 2007-02-05 2012-03-06 Hewlett-Packard Development Company, L.P. Dynamic network access control method and apparatus
KR101434569B1 (ko) * 2007-04-06 2014-08-27 삼성전자 주식회사 홈 네트워크에서 보안 서비스를 제공하는 장치 및 방법
US8243924B2 (en) 2007-06-29 2012-08-14 Google Inc. Progressive download or streaming of digital media securely through a localized container and communication protocol proxy
US20090037459A1 (en) 2007-08-03 2009-02-05 Theobald Dietmar C Annotation data handlers for data stream processing
CN101855860B (zh) 2007-09-14 2013-01-09 安全第一公司 用于管理加密密钥的系统和方法
US8065166B2 (en) 2007-10-30 2011-11-22 Onemednet Corporation Methods, systems, and devices for managing medical images and records
US9171344B2 (en) 2007-10-30 2015-10-27 Onemednet Corporation Methods, systems, and devices for managing medical images and records
US8341716B2 (en) * 2007-11-07 2012-12-25 Fuji Xerox Co., Ltd. Information processing device, information processing method, and storage media storing user certification program
US8532303B2 (en) * 2007-12-14 2013-09-10 Intel Corporation Symmetric key distribution framework for the internet
US8997161B2 (en) * 2008-01-02 2015-03-31 Sonic Ip, Inc. Application enhancement tracks
US8868464B2 (en) 2008-02-07 2014-10-21 Google Inc. Preventing unauthorized modification or skipping of viewing of advertisements within content
JP2009194860A (ja) * 2008-02-18 2009-08-27 Toshiba Corp 送信装置、受信装置、コンテンツ送受信システム、コンテンツ送信方法、コンテンツ受信方法及びプログラム
EP2651100A1 (de) 2008-02-22 2013-10-16 Security First Corporation Systeme und Verfahren für sichere Arbeitsgruppenverwaltung und Kommunikation
EP2141923A1 (de) * 2008-06-30 2010-01-06 Thomson Licensing Verfahren und Vorrichtungen zur selektiven Datenverschlüsselung
JP5261050B2 (ja) * 2008-07-15 2013-08-14 日本電気株式会社 Ｉｐストリーミングコピー制御方法およびシステム
US9253154B2 (en) 2008-08-12 2016-02-02 Mcafee, Inc. Configuration management for a capture/registration system
WO2010021764A1 (en) * 2008-08-22 2010-02-25 Qualcomm Incorporated Method and apparatus for transmitting and receiving secure and non-secure data
EP2347336A4 (de) 2008-09-15 2014-01-08 Vaultive Ltd Verfahren und system zur sicheren verwendung von diensten durch nichtvertrauenswürdige speicherungsanbieter
US9002976B2 (en) * 2008-09-15 2015-04-07 Vaultive Ltd System, apparatus and method for encryption and decryption of data transmitted over a network
US20100174913A1 (en) * 2009-01-03 2010-07-08 Johnson Simon B Multi-factor authentication system for encryption key storage and method of operation therefor
CN102549557B (zh) 2009-01-07 2015-09-09 索尼克Ip股份有限公司 针对在线内容的媒体指南的特定化、集中式、自动化创建
US9286493B2 (en) * 2009-01-07 2016-03-15 Clevx, Llc Encryption bridge system and method of operation thereof
CA2790788C (en) * 2009-02-24 2015-06-30 Beyond Broadband Technology, Llc Cable television secure communication system for one way restricted access
US8473442B1 (en) 2009-02-25 2013-06-25 Mcafee, Inc. System and method for intelligent state management
US8447722B1 (en) 2009-03-25 2013-05-21 Mcafee, Inc. System and method for data mining and security policy management
WO2010126797A1 (en) 2009-04-29 2010-11-04 Onemednet Corporation Methods, systems, and devices for managing medical images and records
JP5757536B2 (ja) 2009-05-19 2015-07-29 セキュリティー ファースト コープ． クラウド内にデータを確保するシステムおよび方法
RU2524846C2 (ru) 2009-09-18 2014-08-10 Интердиджитал Пэйтент Холдингз, Инк. Способ и устройство для мобильности многоадресной передачи
EP2504973B1 (de) 2009-11-25 2016-11-16 Security First Corp. Systeme und verfahren zur sicherung von daten in bewegung
JP5723888B2 (ja) 2009-12-04 2015-05-27 ソニック アイピー， インコーポレイテッド 基本ビットストリーム暗号材料伝送システムおよび方法
JP5735539B2 (ja) 2009-12-31 2015-06-17 バウルティブ リミテッドＶａｕｌｔｉｖｅ Ｌｔｄ． ネットワークを介して送信されるデータの暗号化および復号化システム、装置、および方法
US9443097B2 (en) 2010-03-31 2016-09-13 Security First Corp. Systems and methods for securing data in motion
JP5093331B2 (ja) * 2010-04-02 2012-12-12 オンキヨー株式会社 コンテンツ再生装置およびそのプログラム
WO2011145096A1 (en) 2010-05-21 2011-11-24 Vaultive Ltd. System and method for controlling and monitoring access to data processing applications
US8601498B2 (en) 2010-05-28 2013-12-03 Security First Corp. Accelerator system for use with secure data storage
US20120036366A1 (en) * 2010-08-09 2012-02-09 Microsoft Corporation Secure and verifiable data handling
US8806615B2 (en) 2010-11-04 2014-08-12 Mcafee, Inc. System and method for protecting specified data combinations
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
US9667741B1 (en) 2011-03-08 2017-05-30 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9338220B1 (en) 2011-03-08 2016-05-10 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US8726398B1 (en) 2011-12-13 2014-05-13 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9432342B1 (en) 2011-03-08 2016-08-30 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9356993B1 (en) 2011-03-08 2016-05-31 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9292696B1 (en) * 2011-03-08 2016-03-22 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9413526B1 (en) 2011-03-08 2016-08-09 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US11228566B1 (en) 2011-03-08 2022-01-18 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9231920B1 (en) 2011-12-13 2016-01-05 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9300637B1 (en) * 2011-03-08 2016-03-29 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US9852311B1 (en) 2011-03-08 2017-12-26 Ciphercloud, Inc. System and method to anonymize data transmitted to a destination computing device
US8799022B1 (en) 2011-05-04 2014-08-05 Strat ID GIC, Inc. Method and network for secure transactions
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8964977B2 (en) 2011-09-01 2015-02-24 Sonic Ip, Inc. Systems and methods for saving encoded media streamed using adaptive bitrate streaming
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
US8751800B1 (en) 2011-12-12 2014-06-10 Google Inc. DRM provider interoperability
US20130246336A1 (en) 2011-12-27 2013-09-19 Mcafee, Inc. System and method for providing data protection workflows in a network environment
US9438883B2 (en) * 2012-04-09 2016-09-06 Intel Corporation Quality of experience reporting for combined unicast-multicast/broadcast streaming of media content
JP5863563B2 (ja) * 2012-05-17 2016-02-16 日立マクセル株式会社 無線操作制御用プログラム、無線端末、及びコンテンツ視聴システム
US9313510B2 (en) 2012-12-31 2016-04-12 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
WO2014127147A1 (en) 2013-02-13 2014-08-21 Security First Corp. Systems and methods for a cryptographic file system layer
US10397292B2 (en) 2013-03-15 2019-08-27 Divx, Llc Systems, methods, and media for delivery of content
US9906785B2 (en) 2013-03-15 2018-02-27 Sonic Ip, Inc. Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US9247317B2 (en) 2013-05-30 2016-01-26 Sonic Ip, Inc. Content streaming with client device trick play index
US9967305B2 (en) 2013-06-28 2018-05-08 Divx, Llc Systems, methods, and media for streaming media content
US9794230B2 (en) * 2013-07-20 2017-10-17 Ittiam Systems (P) Ltd. Method and system for encrypting multimedia streams
US11256798B2 (en) 2014-03-19 2022-02-22 Bluefin Payment Systems Llc Systems and methods for decryption as a service
DK3790301T3 (da) 2014-03-19 2022-07-04 Bluefin Payment Sys Llc Systemer og fremgangsmåder til fremstilling af fingeraftryk til krypteringsindretninger
US9461973B2 (en) 2014-03-19 2016-10-04 Bluefin Payment Systems, LLC Systems and methods for decryption as a service
US9866878B2 (en) 2014-04-05 2018-01-09 Sonic Ip, Inc. Systems and methods for encoding and playing back video at different frame rates using enhancement layers
US9742738B2 (en) * 2014-06-17 2017-08-22 Cisco Technology, Inc. Method and apparatus for enforcing storage encryption for data stored in a cloud
KR102426067B1 (ko) 2014-08-07 2022-07-28 디빅스, 엘엘씨 독립적으로 인코딩된 타일을 포함한 기본 비트스트림을 보호하는 시스템 및 방법
WO2016043700A1 (en) 2014-09-15 2016-03-24 Demandware, Inc. Secure storage and access to sensitive data
WO2016081942A2 (en) 2014-11-21 2016-05-26 Security First Corp. Gateway for cloud-based secure storage
US9774572B2 (en) * 2015-05-11 2017-09-26 Salesforce.Com, Inc. Obfuscation of references to network resources
US9769060B2 (en) 2015-07-20 2017-09-19 Schweitzer Engineering Laboratories, Inc. Simulating, visualizing, and searching traffic in a software defined network
US9866483B2 (en) 2015-07-20 2018-01-09 Schweitzer Engineering Laboratories, Inc. Routing of traffic in network through automatically generated and physically distinct communication paths
US10659314B2 (en) 2015-07-20 2020-05-19 Schweitzer Engineering Laboratories, Inc. Communication host profiles
US10341311B2 (en) * 2015-07-20 2019-07-02 Schweitzer Engineering Laboratories, Inc. Communication device for implementing selective encryption in a software defined network
US9923779B2 (en) 2015-07-20 2018-03-20 Schweitzer Engineering Laboratories, Inc. Configuration of a software defined network
US9900206B2 (en) 2015-07-20 2018-02-20 Schweitzer Engineering Laboratories, Inc. Communication device with persistent configuration and verification
US9686125B2 (en) 2015-07-20 2017-06-20 Schwetizer Engineering Laboratories, Inc. Network reliability assessment
US20220360566A1 (en) * 2015-07-31 2022-11-10 Nicira, Inc. Distributed tunneling for vpn
US10044502B2 (en) 2015-07-31 2018-08-07 Nicira, Inc. Distributed VPN service
US10567347B2 (en) 2015-07-31 2020-02-18 Nicira, Inc. Distributed tunneling for VPN
US10601781B2 (en) 2015-10-12 2020-03-24 Servicenow, Inc. Selective encryption delineation
US11575524B2 (en) 2015-10-12 2023-02-07 Servicenow, Inc. Selective encryption delineation
US10263965B2 (en) * 2015-10-16 2019-04-16 Cisco Technology, Inc. Encrypted CCNx
US10320761B2 (en) 2015-11-02 2019-06-11 Servicenow, Inc. Selective encryption configuration
US10984125B2 (en) * 2016-01-25 2021-04-20 Micro Focus Llc Protecting data of a particular type
US10863558B2 (en) 2016-03-30 2020-12-08 Schweitzer Engineering Laboratories, Inc. Communication device for implementing trusted relationships in a software defined network
US10498795B2 (en) 2017-02-17 2019-12-03 Divx, Llc Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming
US11711350B2 (en) 2017-06-02 2023-07-25 Bluefin Payment Systems Llc Systems and processes for vaultless tokenization and encryption
US10311421B2 (en) 2017-06-02 2019-06-04 Bluefin Payment Systems Llc Systems and methods for managing a payment terminal via a web browser
US10268832B1 (en) * 2017-06-26 2019-04-23 Amazon Technologies, Inc. Streaming authenticated encryption
WO2019075384A1 (en) * 2017-10-12 2019-04-18 Bluefin Payment Systems Llc SYSTEMS AND METHODS FOR USEFUL DATA ANALYSIS AND DECRYPTION
US10498653B2 (en) 2017-10-19 2019-12-03 International Business Machines Corporation Encryption prioritization for distributed streaming applications
CN109995659B (zh) 2017-12-29 2022-03-01 阿里巴巴集团控股有限公司 一种网络通信方法及装置
US10785189B2 (en) 2018-03-01 2020-09-22 Schweitzer Engineering Laboratories, Inc. Selective port mirroring and in-band transport of network communications for inspection
WO2020049593A1 (en) * 2018-09-07 2020-03-12 Sling Media Pvt Ltd. Security architecture for video streaming
US11171929B2 (en) * 2018-12-17 2021-11-09 International Business Machines Corporation Applying differential security to API message payload data elements
WO2020232162A1 (en) 2019-05-13 2020-11-19 Bluefin Payment Systems Llc Systems and processes for vaultless tokenization and encryption
US11075908B2 (en) 2019-05-17 2021-07-27 Schweitzer Engineering Laboratories, Inc. Authentication in a software defined network
US10979309B2 (en) 2019-08-07 2021-04-13 Schweitzer Engineering Laboratories, Inc. Automated convergence of physical design and configuration of software defined network
US11228521B2 (en) 2019-11-04 2022-01-18 Schweitzer Engineering Laboratories, Inc. Systems and method for detecting failover capability of a network device
US11165685B2 (en) 2019-12-20 2021-11-02 Schweitzer Engineering Laboratories, Inc. Multipoint redundant network device path planning for programmable networks
US11277381B2 (en) 2020-04-30 2022-03-15 Kyndryl, Inc. Multi-channel based just-in-time firewall control
US11588726B2 (en) * 2020-07-08 2023-02-21 OpenVPN, Inc Augmented routing of data
WO2022026484A1 (en) * 2020-07-28 2022-02-03 Geneial Llc Secure data exchange
US11431605B2 (en) 2020-12-16 2022-08-30 Schweitzer Engineering Laboratories, Inc. Communication system tester and related methods
US11716391B2 (en) * 2020-12-17 2023-08-01 Microsoft Technology Licensing, Llc Encryption of proxy session activity data using user-provided encryption keys
CN115134420B (zh) * 2021-03-24 2024-11-22 华为技术有限公司 一种媒体播放方法、装置和电子设备
EP4315129A4 (de) * 2021-03-27 2025-02-26 Geneial LLC Hardwarebeschleunigte homomorphe verschlüsselung in marktplatzplattformen
CN113114648A (zh) * 2021-04-01 2021-07-13 山东高云半导体科技有限公司 加密通信的实现方法及装置
US11418432B1 (en) 2021-04-22 2022-08-16 Schweitzer Engineering Laboratories, Inc. Automated communication flow discovery and configuration in a software defined network
US12052229B2 (en) 2021-07-30 2024-07-30 Cisco Technology, Inc. Secure frame encryption as a service
US12166745B2 (en) 2021-08-30 2024-12-10 Hewlett Packard Enterprise Development Lp Performance improvement for encrypted traffic over IPSEC
US11336564B1 (en) 2021-09-01 2022-05-17 Schweitzer Engineering Laboratories, Inc. Detection of active hosts using parallel redundancy protocol in software defined networks
US11750502B2 (en) 2021-09-01 2023-09-05 Schweitzer Engineering Laboratories, Inc. Detection of in-band software defined network controllers using parallel redundancy protocol
US11848860B2 (en) 2022-02-24 2023-12-19 Schweitzer Engineering Laboratories, Inc. Multicast fast failover turnaround overlap handling
US11838174B2 (en) 2022-02-24 2023-12-05 Schweitzer Engineering Laboratories, Inc. Multicast fast failover handling
US12395419B2 (en) 2022-04-26 2025-08-19 Schweitzer Engineering Laboratories, Inc. Programmable network detection of network loops
US20240095367A1 (en) * 2022-05-09 2024-03-21 Amazon Technologies, Inc. Verifying encryption of data traffic
US12450364B2 (en) * 2022-08-15 2025-10-21 International Business Machines Corporation Selective encryption while loading from network attached storage system
US12526229B2 (en) 2022-10-26 2026-01-13 Schweitzer Engineering Laboratories, Inc. Communication device operable to switch between multiple control plane types
CN116155567A (zh) * 2023-01-05 2023-05-23 北京信达网安信息技术有限公司 广域网协议加密传输方法、装置和系统
US12445236B2 (en) 2023-08-01 2025-10-14 Schweitzer Engineering Laboratories, Inc. Parallel redundancy protocol error detection

Family Cites Families (105)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5870474A (en) 1995-12-04 1999-02-09 Scientific-Atlanta, Inc. Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers
US4172213A (en) 1977-11-17 1979-10-23 Burroughs Corporation Byte stream selective encryption/decryption device
CA1186028A (en) 1982-06-23 1985-04-23 Microdesign Limited Method and apparatus for scrambling and unscrambling data streams using encryption and decryption
US4694489A (en) 1983-12-22 1987-09-15 Frederiksen Jeffrey E Video transmission system
EP0243312B1 (de) 1986-04-18 1995-07-19 Nagra Plus S.A. Decoder für ein Fernsehgebührensystem
DE3783373T2 (de) 1987-05-22 1993-05-13 Kudelski Sa Magnetische oder andere aufnahmevorrichtung mit einem oder mehreren drehenden aufnahmekoepfen.
FR2643529B1 (fr) 1989-02-22 1991-06-07 Kudelski Sa Fabr Enregistr Nag Systeme de television a peage utilisant une carte a memoire associee a un decodeur
CH682614A5 (fr) 1990-02-21 1993-10-15 Kudelski Sa Procédé d'embrouillage et de désembrouillage d'un signal vidéo.
US5161193A (en) * 1990-06-29 1992-11-03 Digital Equipment Corporation Pipelined cryptography processor and method for its use in communication networks
US5640546A (en) 1993-02-23 1997-06-17 Network Programs, Inc. Composition of systems of objects by interlocking coordination, projection, and distribution
US5442708A (en) 1993-03-09 1995-08-15 Uunet Technologies, Inc. Computer network encryption/decryption device
US5444782A (en) 1993-03-09 1995-08-22 Uunet Technologies, Inc. Computer network encryption/decryption device
IL119874A (en) 1993-04-16 1999-05-09 News Datacom Research Ltd Methods and systems for non program applications for subscriber television
US5592212A (en) 1993-04-16 1997-01-07 News Datacom Ltd. Methods and systems for non-program applications for subscriber television
IL106746A (en) 1993-08-19 1997-02-18 News Datacom Ltd CATV systems
US5774527A (en) 1993-08-19 1998-06-30 News Datacom Ltd. Integrated telephone and cable communication networks
NL9301784A (nl) 1993-10-14 1995-05-01 Irdeto Bv Systeem voor het versleutelen en ontsleutelen van digitale informatie.
KR950013093A (ko) 1993-10-19 1995-05-17 모리시타 요이찌 스크램블전송장치 및 난수발생장치
IL107967A (en) 1993-12-09 1996-12-05 News Datacom Research Ltd Apparatus and method for securing communication systems
US5880769A (en) 1994-01-19 1999-03-09 Smarttv Co. Interactive smart card system for integrating the provision of remote and local services
US6298441B1 (en) 1994-03-10 2001-10-02 News Datacom Ltd. Secure document access system
IL111151A (en) 1994-10-03 1998-09-24 News Datacom Ltd Secure access systems
WO1995026595A1 (en) 1994-03-29 1995-10-05 Scientific-Atlanta, Inc. Packet alignment method and apparatus for simplifying parsing at a decoder in a packet-based communications system
US5420866A (en) * 1994-03-29 1995-05-30 Scientific-Atlanta, Inc. Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
GB9407038D0 (en) 1994-04-08 1994-06-01 Amstrad Plc Method and apparatus for transmitting and receiving encrypted signals
MY125706A (en) 1994-08-19 2006-08-30 Thomson Consumer Electronics High speed signal processing smart card
KR100332743B1 (ko) 1994-11-26 2002-11-07 엘지전자주식회사 디지탈영상시스템의불법시청및복사방지방법및장치
US5758257A (en) 1994-11-29 1998-05-26 Herz; Frederick System and method for scheduling broadcast of and access to video programs and other data using customer profiles
US5892900A (en) 1996-08-30 1999-04-06 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US6658568B1 (en) 1995-02-13 2003-12-02 Intertrust Technologies Corporation Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
CN1312549C (zh) 1995-02-13 2007-04-25 英特特拉斯特技术公司 用于安全交易管理和电子权利保护的系统和方法
US5943422A (en) 1996-08-12 1999-08-24 Intertrust Technologies Corp. Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels
US6157721A (en) 1996-08-12 2000-12-05 Intertrust Technologies Corp. Systems and methods using cryptography to protect secure computing environments
US6424717B1 (en) * 1995-04-03 2002-07-23 Scientific-Atlanta, Inc. Encryption devices for use in a conditional access system
US5549869A (en) 1995-04-12 1996-08-27 Nippon Eisei Center Co., Ltd. Method of creating a barrier to wood materials and wooden structures from attack by humidity, fungi and insects
US5796836A (en) * 1995-04-17 1998-08-18 Secure Computing Corporation Scalable key agile cryptography
US5621793A (en) 1995-05-05 1997-04-15 Rubin, Bednarek & Associates, Inc. TV set top box using GPS
NL1000530C2 (nl) 1995-06-08 1996-12-10 Defil N V Holland Intertrust A Filtreerwerkwijze.
CA2179223C (en) 1995-06-23 2009-01-06 Manfred Von Willich Method and apparatus for controlling the operation of a signal decoder in a broadcasting system
US5678002A (en) * 1995-07-18 1997-10-14 Microsoft Corporation System and method for providing automated customer support
US6035037A (en) 1995-08-04 2000-03-07 Thomson Electronic Consumers, Inc. System for processing a video signal via series-connected high speed signal processing smart cards
GB9521739D0 (en) 1995-10-24 1996-01-03 Nat Transcommunications Ltd Decoding carriers encoded using orthogonal frequency division multiplexing
US5684876A (en) 1995-11-15 1997-11-04 Scientific-Atlanta, Inc. Apparatus and method for cipher stealing when encrypting MPEG transport packets
CA2242596C (en) 1996-01-11 2012-06-19 Mrj, Inc. System for controlling access and distribution of digital property
US5805705A (en) 1996-01-29 1998-09-08 International Business Machines Corporation Synchronization of encryption/decryption keys in a data communication network
EP0826288B1 (de) 1996-03-18 2000-09-13 News Datacom Ltd. Chipkartenkopplung für pay-tv-systeme
US6049671A (en) 1996-04-18 2000-04-11 Microsoft Corporation Method for identifying and obtaining computer software from a network computer
US6191782B1 (en) 1996-08-30 2001-02-20 Matsushita Electric Industrial Co., Ltd. Terminal apparatus and method for achieving interactive operations by displaying a desired piece of image information at high speed using cache memories, out of a large amount of image information sent in a one-way direction
KR100483370B1 (ko) 1996-09-17 2005-04-15 세드나 페이턴트 서비시즈, 엘엘씨 대화형 정보 분배 시스템용 셋톱 터미널
US5939975A (en) 1996-09-19 1999-08-17 Nds Ltd. Theft prevention system and method
US5883957A (en) 1996-09-20 1999-03-16 Laboratory Technologies Corporation Methods and apparatus for encrypting and decrypting MIDI files
EP0834991A1 (de) 1996-10-02 1998-04-08 Irdeto B.V. Verfahren zum selbsttätigen Suchen von Signalkanälen in einem Frequenzgebiet für einen Empfänger digital modulierter Signale und Empfänger zur Anwendung des Verfahrens
US5805700A (en) 1996-10-15 1998-09-08 Intel Corporation Policy based selective encryption of compressed video data
US6226291B1 (en) 1996-11-01 2001-05-01 Texas Instruments Incorporated Transport stream packet parser system
JPH10145773A (ja) * 1996-11-14 1998-05-29 Toshiba Corp 動画像データの暗号化方法およびその方法が適用されるコンピュータシステム並びに動画像データ符号化／復号化装置
US6178242B1 (en) 1997-02-07 2001-01-23 Nds Limited Digital recording protection system
US5920861A (en) 1997-02-25 1999-07-06 Intertrust Technologies Corp. Techniques for defining using and manipulating rights management data structures
US6189097B1 (en) 1997-03-24 2001-02-13 Preview Systems, Inc. Digital Certificate
FR2761838B1 (fr) 1997-04-03 1999-04-30 Alsthom Cge Alcatel Procede de controle de la puissance d'emission de terminaux dans un reseau cellulaire de type cdma, station de base et controleur de stations de base mettant en oeuvre ce procede
US6073256A (en) 1997-04-11 2000-06-06 Preview Systems, Inc. Digital product execution control
US6272636B1 (en) 1997-04-11 2001-08-07 Preview Systems, Inc Digital product execution control and security
JPH10303880A (ja) 1997-05-01 1998-11-13 Digital Vision Lab:Kk サービス提供システム
US6668325B1 (en) 1997-06-09 2003-12-23 Intertrust Technologies Obfuscation techniques for enhancing software security
US6044468A (en) * 1997-08-25 2000-03-28 Emc Corporation Secure transmission using an ordinarily insecure network communication protocol such as SNMP
US6055503A (en) 1997-08-29 2000-04-25 Preview Systems Software program self-modification
US6009525A (en) 1997-08-29 1999-12-28 Preview Systems, Inc. Multi-tier electronic software distribution
US6112181A (en) 1997-11-06 2000-08-29 Intertrust Technologies Corporation Systems and methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
EP0917356A1 (de) 1997-11-17 1999-05-19 CANAL+ Société Anonyme Paketfilterung
JP4510281B2 (ja) 1997-12-10 2010-07-21 トムソン ライセンシング オーディオ／ビジュアル・ストリームを保護する方法およびサービス・プロバイダと、スマートカードが結合されたホスト装置の間におけるアクセスを管理するシステム
US5991399A (en) * 1997-12-18 1999-11-23 Intel Corporation Method for securely distributing a conditional use private key to a trusted entity on a remote system
EP0926894A1 (de) * 1997-12-23 1999-06-30 CANAL+ Société Anonyme Verschlüsselungseinheit für ein digitales Übertragungssystem
ES2175601T3 (es) 1998-01-14 2002-11-16 Irdeto Access Bv Circuito integrado y tarjeta inteligente que lo contiene.
US6334213B1 (en) 1998-01-20 2001-12-25 Preview Systems Merging of separate executable computer programs to form a single executable computer program
IL123554A (en) 1998-03-04 2003-01-12 Nds Ltd Key delivery in a secure broadcasting system
US6141686A (en) * 1998-03-13 2000-10-31 Deterministic Networks, Inc. Client-side application-classifier gathering network-traffic statistics and application and user names using extensible-service provider plugin for policy-based network control
GB9806076D0 (en) 1998-03-20 1998-05-20 Nds Ltd Improvements in or relating to the insertion and removal of smart cards
US6459427B1 (en) 1998-04-01 2002-10-01 Liberate Technologies Apparatus and method for web-casting over digital broadcast TV network
US6285985B1 (en) 1998-04-03 2001-09-04 Preview Systems, Inc. Advertising-subsidized and advertising-enabled software
US6009401A (en) 1998-04-06 1999-12-28 Preview Systems, Inc. Relicensing of electronically purchased software
AU754472B2 (en) 1998-04-21 2002-11-14 Chr. Hansen A/S Novel genetically modified lactic acid bacteria having modified diacetyl reductase activities
US6154840A (en) * 1998-05-01 2000-11-28 Northern Telecom Limited System and method for transferring encrypted sections of documents across a computer network
IL124595A (en) 1998-05-21 2009-09-01 Yossef Tsuria Anti-piracy system
WO1999062261A1 (en) 1998-05-29 1999-12-02 Diva Systems Corporation Interactive information distribution system and method
US6256666B1 (en) * 1998-07-14 2001-07-03 International Business Machines Corp. Method and system for remotely managing electronic mail attachments
IL126472A0 (en) 1998-10-07 1999-08-17 Nds Ltd Secure communications system
US6449651B1 (en) * 1998-11-19 2002-09-10 Toshiba America Information Systems, Inc. System and method for providing temporary remote access to a computer
SE513356C2 (sv) * 1998-11-20 2000-08-28 Ericsson Telefon Ab L M Förfarande och anordning för kryptering av bilder
US7162642B2 (en) 1999-01-06 2007-01-09 Digital Video Express, L.P. Digital content distribution system and method
US6505299B1 (en) 1999-03-01 2003-01-07 Sharp Laboratories Of America, Inc. Digital image scrambling for image coding systems
US6415031B1 (en) 1999-03-12 2002-07-02 Diva Systems Corporation Selective and renewable encryption for secure distribution of video on-demand
US6427169B1 (en) 1999-07-30 2002-07-30 Intel Corporation Parsing a packet header
US6931532B1 (en) * 1999-10-21 2005-08-16 International Business Machines Corporation Selective data encryption using style sheet processing
JP2003513565A (ja) 1999-10-29 2003-04-08 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ビデオ符号化方法
US6449719B1 (en) 1999-11-09 2002-09-10 Widevine Technologies, Inc. Process and streaming server for encrypting a data stream
US7151832B1 (en) 1999-11-18 2006-12-19 International Business Machines Corporation Dynamic encryption and decryption of a stream of data
US6643298B1 (en) 1999-11-23 2003-11-04 International Business Machines Corporation Method and apparatus for MPEG-2 program ID re-mapping for multiplexing several programs into a single transport stream
KR100378791B1 (ko) 1999-12-02 2003-04-07 엘지전자 주식회사 피아이디/섹션 필터
US6968061B2 (en) 2000-02-17 2005-11-22 The United States Of America As Represented By The Secretary Of The Navy Method which uses a non-volatile memory to store a crypto key and a check word for an encryption device
JP2001273430A (ja) 2000-03-27 2001-10-05 Toshiba Corp 携帯可能電子装置及びポイントシステム
WO2001093212A2 (en) 2000-05-30 2001-12-06 Pointsec Mobile Technologies, Inc. Apparatus and methods for using a virtual smart card
US7245719B2 (en) 2000-06-30 2007-07-17 Matsushita Electric Industrial Co., Ltd. Recording method and apparatus, optical disk, and computer-readable storage medium
US7165175B1 (en) 2000-09-06 2007-01-16 Widevine Technologies, Inc. Apparatus, system and method for selectively encrypting different portions of data sent over a network
US20020089410A1 (en) 2000-11-13 2002-07-11 Janiak Martin J. Biometric authentication device for use with a personal digital assistant
US20020104004A1 (en) 2001-02-01 2002-08-01 Bruno Couillard Method and apparatus for synchronizing real-time clocks of time stamping cryptographic modules
US20020141582A1 (en) 2001-03-28 2002-10-03 Kocher Paul C. Content security layer providing long-term renewable security

Also Published As

Publication number Publication date
DK1317839T3 (da) 2008-01-28
EP1317839B1 (de) 2007-12-19
EP1916818A3 (de) 2009-04-15
PT1317839E (pt) 2008-01-10
US20070101123A1 (en) 2007-05-03
DE60131990D1 (de) 2008-01-31
EP1317839B2 (de) 2019-01-16
EP1916818A2 (de) 2008-04-30
WO2002021761A3 (en) 2003-03-06
US7376831B2 (en) 2008-05-20
US7165175B1 (en) 2007-01-16
JP2004511931A (ja) 2004-04-15
CY1107275T1 (el) 2012-11-21
DE60131990T3 (de) 2019-06-06
ES2296798T3 (es) 2008-05-01
AU2001288755A1 (en) 2002-03-22
EP1317839A2 (de) 2003-06-11
DE60131990T2 (de) 2009-01-02
WO2002021761A2 (en) 2002-03-14

Similar Documents

Publication Publication Date Title
ATE381840T1 (de) Vorrichtung und verfahren zur selektiven verschlüsselung von über ein netzwerk zu übertragenden multimediadaten
BR9910416B8 (pt) processo, dispositivo e protocolo para determinar um tamanho àtimo do bloco de dados em transmissço e retransmissço em velocidades variÁveis de comunicaÇÕes.
WO2002063852A3 (en) Method and apparatus for partial encryption of contents
DE60230150D1 (de) Verfahren und vorrichtung zum erhalten von dateninformationen
ATE512563T1 (de) Verfahren zur bereitstellung einer lückenindikation während einer sticky-zuweisung
GB2418108B (en) System, method and apparatus for use in monitoring or controlling internet access
ATE411667T1 (de) Datenübertragungsverfahren, benutzergerät und funkanschlussnetzwerk für gprs/edge
DK1006691T3 (da) Fremgangsmåde og apparatur til tilpasning af bus-opererende aggregater og den af en sendende station anvendte dataoverförselsprotokol
DE60040533D1 (de) Netzwerk, Verfahren und Server zur Datenübertragung
US20090006839A1 (en) Communication device, communication log transmitting method suitable for communication device, and communication system
DE602004012019D1 (de) Verfahren und Vorrichtung zur gesicherten Übertragung von Daten zwischen Teilnehmern
ATE413749T1 (de) Verfahren und vorrichtung zum zuordnen von verkehrsklassen an virtuelle kanäle in kommunikationsnetzen
ATE496487T1 (de) Verfahren und vorrichtung zum übermitteln von entschlüsselungscodes für frei übertragene, verschlüsselte programminhalte an eindeutig identifizierbare empfänger
ATE395763T1 (de) Verfahren, zugangspunkt und programmprodukt zur bereitstellung von bandbreiten- und funkzeit- fairness in drahtlosen netzwerken
ATE309678T1 (de) Verfahren und vorrichtung zur üubertragung, zum empfang und zum durchführung von anwendungsanfragenachrichten über eine internetprotokollübermittlung
TW200721259A (en) Device manufacturing apparatus connecting apparatus and connecting method, program, device manufacturing system, exposing apparatus, exposing method, determining/testing apparatus and determining/testing method
ATE506767T1 (de) Verfahren und vorrichtung zur netzwerkverknüpfung über eine mehrfachmeldung mittels eines tdma- steuerungsschlitz-verfahrens
ATE324737T1 (de) Verfahren und einrichtung zum transfer von snmp- nachrichten über udp mit komprimierung sich periodisch wiederholender sequenzen
DE60109051D1 (de) Verfahren und vorrichtung zur datenübertragung über eine ac-97 protokollverbindung
JP2020057390A5 (de)
ATE421731T1 (de) Kommunikationssystem zur verwaltung und bereitstellung von daten
ATE328419T1 (de) Verfahren zu übertragung von daten in netzwerken über datenleitungen
ATE479261T1 (de) Verfahren und vorrichtung zur deterministischen übertragung von packetierten asynchronen daten
ATE298181T1 (de) Kommunikationssystem, kommunikationseinheit und verfahren zur dynamische änderung des kryptoschlüssels
ATE326798T1 (de) Verfahren, vorrichtung und system zur bereitstellung von verschlüsselungsschlüsseln in einem satellitenkommunikationsnetzwerk

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1317839

Country of ref document: EP