DE4496863T1 - Vorrichtung zur Schlüsselverteilung in einem Verschlüsselungssystem - Google Patents
Vorrichtung zur Schlüsselverteilung in einem VerschlüsselungssystemInfo
- Publication number
- DE4496863T1 DE4496863T1 DE4496863T DE4496863T DE4496863T1 DE 4496863 T1 DE4496863 T1 DE 4496863T1 DE 4496863 T DE4496863 T DE 4496863T DE 4496863 T DE4496863 T DE 4496863T DE 4496863 T1 DE4496863 T1 DE 4496863T1
- Authority
- DE
- Germany
- Prior art keywords
- key distribution
- encryption system
- encryption
- key
- distribution
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
- H04L9/0618—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
- 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)
- H04L9/0822—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) using key encryption key
-
- 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
- H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
- H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
- H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939318976A GB9318976D0 (en) | 1993-09-14 | 1993-09-14 | Improvements to encryption key management |
GB9405766A GB9405766D0 (en) | 1993-09-14 | 1994-03-23 | Communications encryption and decryption arrangements |
PCT/GB1994/002004 WO1995008232A1 (en) | 1993-09-14 | 1994-09-14 | Apparatus for key distribution in an encryption system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE4496863T1 true DE4496863T1 (de) | 1996-12-05 |
Family
ID=26303514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4496863T Withdrawn DE4496863T1 (de) | 1993-09-14 | 1994-09-14 | Vorrichtung zur Schlüsselverteilung in einem Verschlüsselungssystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US5768381A (de) |
JP (1) | JPH09502845A (de) |
AU (1) | AU7620394A (de) |
DE (1) | DE4496863T1 (de) |
GB (1) | GB2296639B (de) |
WO (1) | WO1995008232A1 (de) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2812312B2 (ja) * | 1996-01-12 | 1998-10-22 | 三菱電機株式会社 | 暗号化システム |
US5953420A (en) * | 1996-10-25 | 1999-09-14 | International Business Machines Corporation | Method and apparatus for establishing an authenticated shared secret value between a pair of users |
FI113119B (fi) * | 1997-09-15 | 2004-02-27 | Nokia Corp | Menetelmä tietoliikenneverkkojen lähetysten turvaamiseksi |
US6253061B1 (en) | 1997-09-19 | 2001-06-26 | Richard J. Helferich | Systems and methods for delivering information to a transmitting and receiving device |
US6826407B1 (en) | 1999-03-29 | 2004-11-30 | Richard J. Helferich | System and method for integrating audio and visual messaging |
US6636733B1 (en) | 1997-09-19 | 2003-10-21 | Thompson Trust | Wireless messaging method |
US7003304B1 (en) | 1997-09-19 | 2006-02-21 | Thompson Investment Group, Llc | Paging transceivers and methods for selectively retrieving messages |
US6983138B1 (en) | 1997-12-12 | 2006-01-03 | Richard J. Helferich | User interface for message access |
US6636833B1 (en) * | 1998-03-25 | 2003-10-21 | Obis Patents Ltd. | Credit card system and method |
US6336114B1 (en) | 1998-09-03 | 2002-01-01 | Westcorp Software Systems, Inc. | System and method for restricting access to a data table within a database |
US6275939B1 (en) | 1998-06-25 | 2001-08-14 | Westcorp Software Systems, Inc. | System and method for securely accessing a database from a remote location |
US6385730B2 (en) | 1998-09-03 | 2002-05-07 | Fiware, Inc. | System and method for restricting unauthorized access to a database |
GB2339121B (en) * | 1998-06-30 | 2003-03-05 | Chantilley Corp Ltd | Encryption and decryption key arrangements |
US6324646B1 (en) | 1998-09-11 | 2001-11-27 | International Business Machines Corporation | Method and system for securing confidential data in a computer network |
US6324526B1 (en) * | 1999-01-15 | 2001-11-27 | D'agostino John | System and method for performing secure credit card purchases |
AU3833400A (en) * | 1999-04-13 | 2000-11-14 | Orbis Patents Limited | Person-to-person, person-to-business, business-to-person, and business-to-business financial transaction system |
US6944762B1 (en) | 1999-09-03 | 2005-09-13 | Harbor Payments Corporation | System and method for encrypting data messages |
JP2001211442A (ja) * | 2000-01-27 | 2001-08-03 | Victor Co Of Japan Ltd | コンテンツ情報伝送方法、コンテンツ情報記録方法、コンテンツ情報伝送装置、コンテンツ情報記録装置、伝送媒体、及び記録媒体 |
US20020025045A1 (en) * | 2000-07-26 | 2002-02-28 | Raike William Michael | Encryption processing for streaming media |
US6981157B2 (en) * | 2000-08-30 | 2005-12-27 | Lucent Technologies Inc. | Method and apparatus for ensuring security of users of short range wireless enable devices |
US20020114453A1 (en) * | 2001-02-21 | 2002-08-22 | Bartholet Thomas G. | System and method for secure cryptographic data transport and storage |
EP1265202A1 (de) * | 2001-06-04 | 2002-12-11 | Orbis Patents Limited | Handel zwischen Geschäften mit finanziellen Transaktionsnummern |
JP4151246B2 (ja) * | 2001-08-22 | 2008-09-17 | ソニー株式会社 | 情報配信端末,コンピュータプログラムおよび情報提供方法 |
JP3901484B2 (ja) * | 2001-10-05 | 2007-04-04 | 株式会社ジェイテクト | 電動パワーステアリング装置 |
US8065713B1 (en) | 2001-12-12 | 2011-11-22 | Klimenty Vainstein | System and method for providing multi-location access management to secured items |
US7380120B1 (en) | 2001-12-12 | 2008-05-27 | Guardian Data Storage, Llc | Secured data format for access control |
US7260555B2 (en) | 2001-12-12 | 2007-08-21 | Guardian Data Storage, Llc | Method and architecture for providing pervasive security to digital assets |
US7565683B1 (en) | 2001-12-12 | 2009-07-21 | Weiqing Huang | Method and system for implementing changes to security policies in a distributed security system |
US8006280B1 (en) | 2001-12-12 | 2011-08-23 | Hildebrand Hal S | Security system for generating keys from access rules in a decentralized manner and methods therefor |
US7921450B1 (en) | 2001-12-12 | 2011-04-05 | Klimenty Vainstein | Security system using indirect key generation from access rules and methods therefor |
US10360545B2 (en) | 2001-12-12 | 2019-07-23 | Guardian Data Storage, Llc | Method and apparatus for accessing secured electronic data off-line |
US7930756B1 (en) | 2001-12-12 | 2011-04-19 | Crocker Steven Toye | Multi-level cryptographic transformations for securing digital assets |
US7921288B1 (en) | 2001-12-12 | 2011-04-05 | Hildebrand Hal S | System and method for providing different levels of key security for controlling access to secured items |
US10033700B2 (en) | 2001-12-12 | 2018-07-24 | Intellectual Ventures I Llc | Dynamic evaluation of access rights |
US7921284B1 (en) | 2001-12-12 | 2011-04-05 | Gary Mark Kinghorn | Method and system for protecting electronic data in enterprise environment |
US7178033B1 (en) * | 2001-12-12 | 2007-02-13 | Pss Systems, Inc. | Method and apparatus for securing digital assets |
US7950066B1 (en) | 2001-12-21 | 2011-05-24 | Guardian Data Storage, Llc | Method and system for restricting use of a clipboard application |
US8176334B2 (en) | 2002-09-30 | 2012-05-08 | Guardian Data Storage, Llc | Document security system that permits external users to gain access to secured files |
US7634230B2 (en) | 2002-11-25 | 2009-12-15 | Fujitsu Limited | Methods and apparatus for secure, portable, wireless and multi-hop data networking |
US20050152305A1 (en) | 2002-11-25 | 2005-07-14 | Fujitsu Limited | Apparatus, method, and medium for self-organizing multi-hop wireless access networks |
US8707034B1 (en) | 2003-05-30 | 2014-04-22 | Intellectual Ventures I Llc | Method and system for using remote headers to secure electronic files |
US8127366B2 (en) | 2003-09-30 | 2012-02-28 | Guardian Data Storage, Llc | Method and apparatus for transitioning between states of security policies used to secure electronic documents |
US7703140B2 (en) | 2003-09-30 | 2010-04-20 | Guardian Data Storage, Llc | Method and system for securing digital assets using process-driven security policies |
US7466824B2 (en) * | 2003-10-09 | 2008-12-16 | Nortel Networks Limited | Method and system for encryption of streamed data |
US7805611B1 (en) * | 2004-12-03 | 2010-09-28 | Oracle America, Inc. | Method for secure communication from chip card and system for performing the same |
US7941668B2 (en) * | 2005-07-08 | 2011-05-10 | Stapleton Jeff J | Method and system for securely managing application transactions using cryptographic techniques |
US7609837B2 (en) * | 2005-09-01 | 2009-10-27 | Sharp Laboratories Of America, Inc. | System and method for automatic setup of a network device with secure network transmission of setup parameters |
US7916869B2 (en) * | 2005-09-01 | 2011-03-29 | Sharp Laboratories Of America, Inc. | System and method for automatic setup of a network device with secure network transmission of setup parameters using a standard remote control |
US7900817B2 (en) * | 2006-01-26 | 2011-03-08 | Ricoh Company, Ltd. | Techniques for introducing devices to device families with paper receipt |
US8670564B1 (en) | 2006-08-14 | 2014-03-11 | Key Holdings, LLC | Data encryption system and method |
US8689300B2 (en) * | 2007-01-30 | 2014-04-01 | The Boeing Company | Method and system for generating digital fingerprint |
IT1398518B1 (it) * | 2009-09-25 | 2013-03-01 | Colombo | Safe milano |
US9054871B2 (en) * | 2012-02-21 | 2015-06-09 | California Institute Of Technology | Physical key-protected one time pad |
JP2015043554A (ja) * | 2013-08-26 | 2015-03-05 | 洋司 吹抜 | 暗号化通信方法および暗号化通信装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE426128B (sv) * | 1981-04-08 | 1982-12-06 | Philips Svenska Ab | Metod vid overforing av datameddelanden mellan tva stationer, samt overforingsanleggning for utforande av metoden |
US4578531A (en) * | 1982-06-09 | 1986-03-25 | At&T Bell Laboratories | Encryption system key distribution method and apparatus |
US5253294A (en) * | 1983-02-22 | 1993-10-12 | At&T Bell Laboratories | Secure transmission system |
NL8301458A (nl) * | 1983-04-26 | 1984-11-16 | Philips Nv | Werkwijze voor het distribueren en benutten van vercijferingssleutels. |
US4649233A (en) * | 1985-04-11 | 1987-03-10 | International Business Machines Corporation | Method for establishing user authenication with composite session keys among cryptographically communicating nodes |
EP0257585B1 (de) * | 1986-08-22 | 1992-11-25 | Nec Corporation | Schlüsselverteilungsverfahren |
US4956863A (en) * | 1989-04-17 | 1990-09-11 | Trw Inc. | Cryptographic method and apparatus for public key exchange with authentication |
GB9003326D0 (en) * | 1990-02-14 | 1990-04-11 | Enfranchise Sixty Ltd | Apparatus and method for data communication |
DE69133502T2 (de) * | 1990-06-01 | 2006-09-14 | Kabushiki Kaisha Toshiba, Kawasaki | Geheimübertragungsverfahren und -gerät |
US5179591A (en) * | 1991-10-16 | 1993-01-12 | Motorola, Inc. | Method for algorithm independent cryptographic key management |
US5381481A (en) * | 1993-08-04 | 1995-01-10 | Scientific-Atlanta, Inc. | Method and apparatus for uniquely encrypting a plurality of services at a transmission site |
US5455862A (en) * | 1993-12-02 | 1995-10-03 | Crest Industries, Inc. | Apparatus and method for encrypting communications without exchanging an encryption key |
US5517567A (en) * | 1994-08-23 | 1996-05-14 | Daq Electronics Inc. | Key distribution system |
US5666415A (en) * | 1995-07-28 | 1997-09-09 | Digital Equipment Corporation | Method and apparatus for cryptographic authentication |
-
1994
- 1994-09-14 GB GB9605351A patent/GB2296639B/en not_active Expired - Fee Related
- 1994-09-14 AU AU76203/94A patent/AU7620394A/en not_active Abandoned
- 1994-09-14 DE DE4496863T patent/DE4496863T1/de not_active Withdrawn
- 1994-09-14 US US08/615,322 patent/US5768381A/en not_active Expired - Fee Related
- 1994-09-14 WO PCT/GB1994/002004 patent/WO1995008232A1/en active Application Filing
- 1994-09-14 JP JP7509059A patent/JPH09502845A/ja not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB9605351D0 (en) | 1996-05-15 |
JPH09502845A (ja) | 1997-03-18 |
GB2296639A (en) | 1996-07-03 |
US5768381A (en) | 1998-06-16 |
WO1995008232A1 (en) | 1995-03-23 |
GB2296639B (en) | 1998-01-21 |
AU7620394A (en) | 1995-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8139 | Disposal/non-payment of the annual fee |