OA11628A - Cryptographic communication process and apparatus. - Google Patents

Cryptographic communication process and apparatus. Download PDF

Info

Publication number: OA11628A
Authority: OA; OAPI
Prior art keywords: key; communication system; sequence; value; prime number
Prior art date: 1998-07-01

Application number

OA1200000362A

Other languages

English (en)

Inventor

Edward M Scheidt

Wack C Jay

Original Assignee

Tecsec 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.)

1998-07-01

Filing date

1998-07-02

Publication date

2004-09-10

1998-07-02 Application filed by Tecsec Inc filed Critical Tecsec Inc

2004-09-10 Publication of OA11628A publication Critical patent/OA11628A/en

Links

230000006854 communication Effects 0.000 title claims abstract description 81
238000004891 communication Methods 0.000 claims abstract description 78
239000000654 additive Substances 0.000 claims abstract description 32
230000000996 additive effect Effects 0.000 claims abstract description 29
230000009466 transformation Effects 0.000 claims abstract description 29
238000000844 transformation Methods 0.000 claims abstract description 25
238000000034 method Methods 0.000 claims description 33
230000008569 process Effects 0.000 claims description 28
230000006870 function Effects 0.000 claims description 12
SGPGESCZOCHFCL-UHFFFAOYSA-N Tilisolol hydrochloride Chemical compound [Cl-].C1=CC=C2C(=O)N(C)C=C(OCC(O)C[NH2+]C(C)(C)C)C2=C1 SGPGESCZOCHFCL-UHFFFAOYSA-N 0.000 claims 2
108091006146 Channels Proteins 0.000 description 13
238000012545 processing Methods 0.000 description 8
230000005540 biological transmission Effects 0.000 description 3
238000013507 mapping Methods 0.000 description 3
230000008901 benefit Effects 0.000 description 2
230000001413 cellular effect Effects 0.000 description 2
230000008859 change Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
102100039250 Essential MCU regulator, mitochondrial Human genes 0.000 description 1
101000813097 Homo sapiens Essential MCU regulator, mitochondrial Proteins 0.000 description 1
101100495145 Mus musculus Ccno gene Proteins 0.000 description 1
241000838698 Togo Species 0.000 description 1
101100495142 Xenopus laevis ccno-a gene Proteins 0.000 description 1
238000013461 design Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000012886 linear function Methods 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
230000002062 proliferating effect Effects 0.000 description 1
238000012360 testing method Methods 0.000 description 1

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- 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
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
- 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
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
- 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

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Computer Security & Cryptography (AREA)
Mobile Radio Communication Systems (AREA)
Storage Device Security (AREA)
Facsimile Transmission Control (AREA)
Telephonic Communication Services (AREA)

OA1200000362A 1998-07-01 1998-07-02 Cryptographic communication process and apparatus. OA11628A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US09/108,312 US6075865A (en)	1998-07-01	1998-07-01	Cryptographic communication process and apparatus

Publications (1)

Publication Number	Publication Date
OA11628A true OA11628A (en)	2004-09-10

Family

ID=22321489

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
OA1200000362A OA11628A (en)	1998-07-01	1998-07-02	Cryptographic communication process and apparatus.

Country Status (22)

Country	Link
US (2)	US6075865A (de)
EP (1)	EP1260052B1 (de)
JP (1)	JP4053730B2 (de)
KR (1)	KR100355620B1 (de)
CN (1)	CN1636343A (de)
AP (1)	AP2001002031A0 (de)
AT (1)	ATE307436T1 (de)
AU (1)	AU748259B2 (de)
BR (1)	BR9815922A (de)
CA (1)	CA2336291C (de)
CZ (1)	CZ299773B6 (de)
DE (1)	DE69831982T2 (de)
EA (1)	EA003231B1 (de)
HU (1)	HUP0204260A2 (de)
IL (1)	IL140637A (de)
MX (1)	MXPA01000220A (de)
NO (1)	NO20006673D0 (de)
NZ (1)	NZ509290A (de)
OA (1)	OA11628A (de)
PL (1)	PL347367A1 (de)
WO (1)	WO2000002340A2 (de)
ZA (1)	ZA200100561B (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10361802B1 (en)	1999-02-01	2019-07-23	Blanding Hovenweep, Llc	Adaptive pattern recognition based control system and method
US7587044B2 (en)	1998-01-02	2009-09-08	Cryptography Research, Inc.	Differential power analysis method and apparatus
CA2316227C (en) *	1998-01-02	2009-08-11	Cryptography Research, Inc.	Leak-resistant cryptographic method and apparatus
JP2002519722A (ja)	1998-06-03	2002-07-02	クリプターグラフィーリサーチインコーポレイテッド	スマートカードおよび他の暗号システム用の、漏洩を最小に抑える、改良ｄｅｓおよび他の暗号プロセス
ATE360866T1 (de) *	1998-07-02	2007-05-15	Cryptography Res Inc	Leckresistente aktualisierung eines indexierten kryptographischen schlüssels
US7292693B1 (en) *	1998-08-13	2007-11-06	Teledyne Technologies Incorporated	Deterministically generating block substitution tables which meet a given standard of nonlinearity
US6578061B1 (en) *	1999-01-19	2003-06-10	Nippon Telegraph And Telephone Corporation	Method and apparatus for data permutation/division and recording medium with data permutation/division program recorded thereon
US6735174B1 (en) *	2000-03-29	2004-05-11	Intel Corporation	Method and systems for flow control of transmissions over channel-based switched fabric connections
US7280663B1 (en) *	2000-05-22	2007-10-09	University Of Southern California	Encryption system based on crossed inverse quasigroups
KR100889465B1 (ko) *	2000-07-04	2009-03-20	코닌클리케 필립스 일렉트로닉스 엔.브이.	대칭-키 암호들을 위한 치환-박스
AU7182701A (en)	2000-07-06	2002-01-21	David Paul Felsher	Information record infrastructure, system and method
US7181017B1 (en)	2001-03-23	2007-02-20	David Felsher	System and method for secure three-party communications
AU2003219695A1 (en)	2002-01-30	2003-09-02	Tecsec, Inc.	Access system utilizing multiple factor identification and authentication
US20070195960A1 (en) *	2002-04-12	2007-08-23	General Dynamics Advanced Information Systems	Apparatus and method for encrypting data
FR2831365B1 (fr) *	2002-05-06	2004-02-13	Sagem	Procede de controle d'acces a un reseau
US20040022390A1 (en) *	2002-08-02	2004-02-05	Mcdonald Jeremy D.	System and method for data protection and secure sharing of information over a computer network
KR100456599B1 (ko) *	2002-11-12	2004-11-09	삼성전자주식회사	병렬 디이에스 구조를 갖는 암호 장치
US9818136B1 (en)	2003-02-05	2017-11-14	Steven M. Hoffberg	System and method for determining contingent relevance
AU2003257091A1 (en) *	2003-07-31	2005-03-07	Thomson Licensing S.A.	Generation and validation of diffie-hellman digital signatures
US7366299B2 (en) *	2003-09-26	2008-04-29	International Business Machines Corporation	Method for encrypting and decrypting data using derivative equations and factors
US7752453B2 (en)	2004-01-08	2010-07-06	Encryption Solutions, Inc.	Method of encrypting and transmitting data and system for transmitting encrypted data
US8031865B2 (en) *	2004-01-08	2011-10-04	Encryption Solutions, Inc.	Multiple level security system and method for encrypting data within documents
US7526643B2 (en) *	2004-01-08	2009-04-28	Encryption Solutions, Inc.	System for transmitting encrypted data
US20060053285A1 (en)	2004-07-29	2006-03-09	Kimmel Gerald D	Object access level
US20060282681A1 (en) *	2005-05-27	2006-12-14	Scheidt Edward M	Cryptographic configuration control
US8874477B2 (en)	2005-10-04	2014-10-28	Steven Mark Hoffberg	Multifactorial optimization system and method
CN101931623B (zh) *	2010-07-06	2013-06-12	华南理工大学	一种适用于受控制端能力有限的远程控制的安全通信方法
WO2014177938A2 (en)	2013-03-15	2014-11-06	Assa Abloy Ab	Digital credential with embedded authentication instructions
US9547767B2 (en) *	2013-11-13	2017-01-17	Via Technologies, Inc.	Event-based apparatus and method for securing bios in a trusted computing system during execution
DE102014016548A1 (de) *	2014-11-10	2016-05-12	Giesecke & Devrient Gmbh	Verfahren zum Testen und zum Härten von Softwareapplikationen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4316055A (en) *	1976-12-30	1982-02-16	International Business Machines Corporation	Stream/block cipher crytographic system
US5375169A (en) *	1993-05-28	1994-12-20	Tecsec, Incorporated	Cryptographic key management method and apparatus
US5454039A (en) *	1993-12-06	1995-09-26	International Business Machines Corporation	Software-efficient pseudorandom function and the use thereof for encryption

1998
- 1998-07-01 US US09/108,312 patent/US6075865A/en not_active Expired - Lifetime
- 1998-07-02 JP JP2000558628A patent/JP4053730B2/ja not_active Expired - Fee Related
- 1998-07-02 DE DE69831982T patent/DE69831982T2/de not_active Expired - Fee Related
- 1998-07-02 PL PL98347367A patent/PL347367A1/xx not_active IP Right Cessation
- 1998-07-02 BR BR9815922-4A patent/BR9815922A/pt not_active IP Right Cessation
- 1998-07-02 EA EA200100093A patent/EA003231B1/ru not_active IP Right Cessation
- 1998-07-02 CZ CZ20004935A patent/CZ299773B6/cs not_active IP Right Cessation
- 1998-07-02 HU HU0204260A patent/HUP0204260A2/hu unknown
- 1998-07-02 MX MXPA01000220A patent/MXPA01000220A/es unknown
- 1998-07-02 EP EP98933010A patent/EP1260052B1/de not_active Expired - Lifetime
- 1998-07-02 KR KR1020017000028A patent/KR100355620B1/ko not_active Expired - Fee Related
- 1998-07-02 NZ NZ509290A patent/NZ509290A/en unknown
- 1998-07-02 OA OA1200000362A patent/OA11628A/en unknown
- 1998-07-02 AU AU82775/98A patent/AU748259B2/en not_active Ceased
- 1998-07-02 IL IL14063798A patent/IL140637A/xx not_active IP Right Cessation
- 1998-07-02 WO PCT/US1998/013626 patent/WO2000002340A2/en not_active Ceased
- 1998-07-02 CN CNA988141965A patent/CN1636343A/zh active Pending
- 1998-07-02 CA CA002336291A patent/CA2336291C/en not_active Expired - Lifetime
- 1998-07-02 AT AT98933010T patent/ATE307436T1/de not_active IP Right Cessation
- 1998-07-02 AP APAP/P/2001/002031A patent/AP2001002031A0/en unknown
2000
- 2000-02-17 US US09/506,016 patent/US6266417B1/en not_active Expired - Fee Related
- 2000-12-28 NO NO20006673A patent/NO20006673D0/no not_active Application Discontinuation
2001
- 2001-01-19 ZA ZA200100561A patent/ZA200100561B/xx unknown

Also Published As

Publication number	Publication date
DE69831982T2 (de)	2006-04-27
EA200100093A1 (ru)	2001-12-24
WO2000002340A2 (en)	2000-01-13
HUP0204260A2 (en)	2003-04-28
NZ509290A (en)	2003-07-25
MXPA01000220A (es)	2002-04-24
KR100355620B1 (ko)	2002-10-11
PL347367A1 (en)	2002-04-08
DE69831982D1 (de)	2005-11-24
EP1260052A2 (de)	2002-11-27
CA2336291A1 (en)	2000-01-13
EP1260052B1 (de)	2005-10-19
AU8277598A (en)	2000-01-24
JP4053730B2 (ja)	2008-02-27
US6266417B1 (en)	2001-07-24
CZ20004935A3 (cs)	2001-08-15
EA003231B1 (ru)	2003-02-27
CN1636343A (zh)	2005-07-06
AP2001002031A0 (en)	2001-03-31
CA2336291C (en)	2007-03-27
AU748259B2 (en)	2002-05-30
WO2000002340A3 (en)	2002-09-12
NO20006673D0 (no)	2000-12-28
KR20010074633A (ko)	2001-08-04
BR9815922A (pt)	2001-02-20
ZA200100561B (en)	2002-03-27
ATE307436T1 (de)	2005-11-15
JP2003516552A (ja)	2003-05-13
IL140637A0 (en)	2002-02-10
US6075865A (en)	2000-06-13
CZ299773B6 (cs)	2008-11-19
IL140637A (en)	2005-08-31
EP1260052A4 (de)	2004-04-14

Publication	Publication Date	Title
US6266417B1 (en)	2001-07-24	Cryptographic communication process and apparatus
US6763363B1 (en)	2004-07-13	Computer efficient linear feedback shift register
US5623548A (en)	1997-04-22	Transformation pattern generating device and encryption function device
US8831216B2 (en)	2014-09-09	Pseudo-random number generation based on periodic sampling of one or more linear feedback shift registers
US6804354B1 (en)	2004-10-12	Cryptographic isolator using multiplication
US6069954A (en)	2000-05-30	Cryptographic data integrity with serial bit processing and pseudo-random generators
EP1307993B1 (de)	2005-06-29	Lineartransformation für symmetrische verschlüsselungssysteme
EP1800432B1 (de)	2014-07-09	Kryptographische stammfunktionen, fehlerkodierung und verfahren zur verbesserung von zufallszahlen unter verwendung von quasigruppen
JP2848036B2 (ja)	1999-01-20	擬似ランダム信号の保護方法
AU1132199A (en)	1999-03-04	A non-deterministic public key encryption system
JPH10508955A (ja)	1998-09-02	情報保全システム及び方法
US20140112469A1 (en)	2014-04-24	Novel encryption processes based upon irrational numbers and devices to accomplish the same
US8588406B2 (en)	2013-11-19	Data obfuscation
KR19990035965A (ko)	1999-05-25	은폐된 작업인자를 가진 암호시스템
Aung et al.	2019	A complex polyalphabetic cipher technique myanmar polyalphabetic cipher
JP2000511755A (ja)	2000-09-05	バイナリーコード情報を暗号化する方法
US5909494A (en)	1999-06-01	System and method for constructing a cryptographic pseudo random bit generator
Harris et al.	1998	Key-dependent S-box manipulations
Singh et al.	2015	Developing 3D-Playfair Cipher algorithm using structure rotation
Deng et al.	2025	Developments in secure random number generators
Alsabhany et al.	2017	A hybrid method for data communication using encrypted audio steganography
Widlund	2023	WESP: An encryption method that, as the key size increases, require an exponentially growing time to break
Tripathi et al.	2019	Secret Image Sharing Scheme for Gray-Level Images Using Toeplitz Matrix Based Stream Cipher
Suwais et al.	2010	New classification of existing stream ciphers
GB2386523A (en)	2003-09-17	Symmetric key cryptosystem