ATE330391T1 - Vorrichtung und verfahren zur verteilung von dokumenten - Google Patents

Vorrichtung und verfahren zur verteilung von dokumenten

Info

Publication number
ATE330391T1
ATE330391T1 AT00107473T AT00107473T ATE330391T1 AT E330391 T1 ATE330391 T1 AT E330391T1 AT 00107473 T AT00107473 T AT 00107473T AT 00107473 T AT00107473 T AT 00107473T AT E330391 T1 ATE330391 T1 AT E330391T1
Authority
AT
Austria
Prior art keywords
encoding
methods
messages
distributing documents
decode
Prior art date
Application number
AT00107473T
Other languages
English (en)
Inventor
Xin Wang
Original Assignee
Contentguard Holdings 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=26826336&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE330391(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Contentguard Holdings Inc filed Critical Contentguard Holdings Inc
Application granted granted Critical
Publication of ATE330391T1 publication Critical patent/ATE330391T1/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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/3013—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the discrete logarithm problem, e.g. ElGamal or Diffie-Hellman systems
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/302—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the integer factorization problem, e.g. RSA or quadratic sieve [QS] schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/76—Proxy, i.e. using intermediary entity to perform cryptographic operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Facsimile Transmission Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Information Transfer Between Computers (AREA)
  • Document Processing Apparatus (AREA)
AT00107473T 1999-04-06 2000-04-06 Vorrichtung und verfahren zur verteilung von dokumenten ATE330391T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12816499P 1999-04-06 1999-04-06
US09/469,726 US7356688B1 (en) 1999-04-06 1999-12-21 System and method for document distribution

Publications (1)

Publication Number Publication Date
ATE330391T1 true ATE330391T1 (de) 2006-07-15

Family

ID=26826336

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00107473T ATE330391T1 (de) 1999-04-06 2000-04-06 Vorrichtung und verfahren zur verteilung von dokumenten

Country Status (5)

Country Link
US (1) US7356688B1 (de)
EP (1) EP1043864B1 (de)
AT (1) ATE330391T1 (de)
DE (1) DE60028645T2 (de)
ES (1) ES2265826T3 (de)

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US7836301B2 (en) * 2004-03-10 2010-11-16 Harris Steven M Computer program for securely viewing a file
EP1670172A1 (de) * 2004-12-10 2006-06-14 Nagra France Sarl Verfahren und Vorrichtung zur Verschlüsselung mittels eines Proxy
US8874477B2 (en) 2005-10-04 2014-10-28 Steven Mark Hoffberg Multifactorial optimization system and method
US7992203B2 (en) 2006-05-24 2011-08-02 Red Hat, Inc. Methods and systems for secure shared smartcard access
US8180741B2 (en) 2006-06-06 2012-05-15 Red Hat, Inc. Methods and systems for providing data objects on a token
US8495380B2 (en) * 2006-06-06 2013-07-23 Red Hat, Inc. Methods and systems for server-side key generation
US8332637B2 (en) 2006-06-06 2012-12-11 Red Hat, Inc. Methods and systems for nonce generation in a token
US8098829B2 (en) * 2006-06-06 2012-01-17 Red Hat, Inc. Methods and systems for secure key delivery
US7822209B2 (en) 2006-06-06 2010-10-26 Red Hat, Inc. Methods and systems for key recovery for a token
US8364952B2 (en) * 2006-06-06 2013-01-29 Red Hat, Inc. Methods and system for a key recovery plan
US9769158B2 (en) * 2006-06-07 2017-09-19 Red Hat, Inc. Guided enrollment and login for token users
US8589695B2 (en) 2006-06-07 2013-11-19 Red Hat, Inc. Methods and systems for entropy collection for server-side key generation
US8707024B2 (en) * 2006-06-07 2014-04-22 Red Hat, Inc. Methods and systems for managing identity management security domains
US8412927B2 (en) 2006-06-07 2013-04-02 Red Hat, Inc. Profile framework for token processing system
US8099765B2 (en) 2006-06-07 2012-01-17 Red Hat, Inc. Methods and systems for remote password reset using an authentication credential managed by a third party
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US8977844B2 (en) 2006-08-31 2015-03-10 Red Hat, Inc. Smartcard formation with authentication keys
US9038154B2 (en) * 2006-08-31 2015-05-19 Red Hat, Inc. Token Registration
US8356342B2 (en) * 2006-08-31 2013-01-15 Red Hat, Inc. Method and system for issuing a kill sequence for a token
US8074265B2 (en) * 2006-08-31 2011-12-06 Red Hat, Inc. Methods and systems for verifying a location factor associated with a token
US8693690B2 (en) * 2006-12-04 2014-04-08 Red Hat, Inc. Organizing an extensible table for storing cryptographic objects
US8813243B2 (en) * 2007-02-02 2014-08-19 Red Hat, Inc. Reducing a size of a security-related data object stored on a token
US8832453B2 (en) 2007-02-28 2014-09-09 Red Hat, Inc. Token recycling
US8639940B2 (en) * 2007-02-28 2014-01-28 Red Hat, Inc. Methods and systems for assigning roles on a token
US9081948B2 (en) * 2007-03-13 2015-07-14 Red Hat, Inc. Configurable smartcard
US8681975B2 (en) * 2009-08-31 2014-03-25 Apple Inc. Encryption method and apparatus using composition of ciphers
JP5361920B2 (ja) * 2011-02-16 2013-12-04 株式会社東芝 ファイルサーバシステム
DE102011013562B3 (de) * 2011-03-10 2012-04-26 Bundesrepublik Deutschland, vertreten durch das Bundesministerium des Innern, vertreten durch den Präsidenten des Bundesamtes für Sicherheit in der Informationstechnik Verfahren zur Authentisierung, RF-Chip-Dokument, RF-Chip-Lesegerät und Computerprogrammprodukte
US9548861B2 (en) * 2011-06-10 2017-01-17 Nec Corporation Encrypted statistical processing system, device, method, and program
US20130223629A1 (en) * 2012-02-24 2013-08-29 Yi-Li Huang Method of secure key exchange in wireless/wired environments
US9819648B1 (en) * 2014-10-21 2017-11-14 Amazon Technologies, Inc. Secure content delivery
US10341098B2 (en) * 2017-01-24 2019-07-02 Nxp B.V. Method of generating cryptographic key pairs
JP6939897B2 (ja) * 2017-11-07 2021-09-22 日本電信電話株式会社 通信端末、プログラム
US12501225B2 (en) 2022-01-02 2025-12-16 Poltorak Technologies Llc Bluetooth enabled intercom with hearing aid functionality

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EP1043864A2 (de) 2000-10-11
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US7356688B1 (en) 2008-04-08
EP1043864A3 (de) 2003-09-10
EP1043864B1 (de) 2006-06-14
DE60028645D1 (de) 2006-07-27

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