SE8200540L - Chiffreringsanordning - Google Patents
ChiffreringsanordningInfo
- Publication number
- SE8200540L SE8200540L SE8200540A SE8200540A SE8200540L SE 8200540 L SE8200540 L SE 8200540L SE 8200540 A SE8200540 A SE 8200540A SE 8200540 A SE8200540 A SE 8200540A SE 8200540 L SE8200540 L SE 8200540L
- Authority
- SE
- Sweden
- Prior art keywords
- key
- enciphering
- enciphered message
- message
- private
- Prior art date
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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security
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)
- Mobile Radio Communication Systems (AREA)
- Computer And Data Communications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/233,034 US4399323A (en) | 1981-02-09 | 1981-02-09 | Fast real-time public key cryptography |
Publications (1)
Publication Number | Publication Date |
---|---|
SE8200540L true SE8200540L (sv) | 1982-08-10 |
Family
ID=22875621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8200540A SE8200540L (sv) | 1981-02-09 | 1982-02-01 | Chiffreringsanordning |
Country Status (8)
Country | Link |
---|---|
US (1) | US4399323A (xx) |
JP (1) | JPS57150252A (xx) |
CA (1) | CA1171490A (xx) |
DE (1) | DE3203412A1 (xx) |
FR (1) | FR2499792B1 (xx) |
GB (1) | GB2094113B (xx) |
NL (1) | NL8200475A (xx) |
SE (1) | SE8200540L (xx) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0085130A1 (en) * | 1982-02-02 | 1983-08-10 | Omnet Associates | Method and apparatus for maintaining the privacy of digital messages conveyed by public transmission |
DE3439159A1 (de) * | 1984-01-25 | 1986-04-30 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Gegen leistungserschleichung gesichertes waehlverfahren |
DE3420874A1 (de) * | 1984-06-05 | 1985-12-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren und anordnung zur kontrolle des netzzugangs in fernmeldenetzen |
DE3439120A1 (de) * | 1984-10-25 | 1986-05-07 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Verfahren zur identifizierung einer teilnehmerstation eines fernmeldenetzes |
US5136648A (en) * | 1985-02-19 | 1992-08-04 | Octel Communications Corporation | Message storage security system |
US4802220A (en) * | 1985-03-20 | 1989-01-31 | American Telephone And Telegraph Company, At&T Bell Laboratories | Method and apparatus for multi-channel communication security |
EP0228830B1 (en) * | 1985-12-18 | 1992-10-28 | THORN EMI Electronics Limited | Communications network |
GB2186469B (en) * | 1986-02-11 | 1989-11-01 | Plessey Co Plc | A public key enciphering and deciphering system using stream ciphers |
US4703503A (en) * | 1986-10-03 | 1987-10-27 | Hitohisa Asai | Cryptographic system using pseudocomplements of vector Boolean algebra |
US4907268A (en) * | 1986-11-03 | 1990-03-06 | Enigma Logic, Inc. | Methods and apparatus for controlling access to information processed a multi-user-accessible digital computer |
US5237610A (en) * | 1990-02-01 | 1993-08-17 | Scientific-Atlanta, Inc. | Independent external security module for a digitally upgradeable television signal decoder |
US5029207A (en) * | 1990-02-01 | 1991-07-02 | Scientific-Atlanta, Inc. | External security module for a television signal decoder |
US5159634A (en) * | 1991-09-13 | 1992-10-27 | At&T Bell Laboratories | Cryptosystem for cellular telephony |
US5179591A (en) * | 1991-10-16 | 1993-01-12 | Motorola, Inc. | Method for algorithm independent cryptographic key management |
US10361802B1 (en) | 1999-02-01 | 2019-07-23 | Blanding Hovenweep, Llc | Adaptive pattern recognition based control system and method |
US5297206A (en) * | 1992-03-19 | 1994-03-22 | Orton Glenn A | Cryptographic method for communication and electronic signatures |
US5418854A (en) * | 1992-04-28 | 1995-05-23 | Digital Equipment Corporation | Method and apparatus for protecting the confidentiality of passwords in a distributed data processing system |
US5491752A (en) * | 1993-03-18 | 1996-02-13 | Digital Equipment Corporation, Patent Law Group | System for increasing the difficulty of password guessing attacks in a distributed authentication scheme employing authentication tokens |
DE4308825C2 (de) * | 1993-03-19 | 2000-04-27 | Deutsche Telekom Ag | Verfahren zur gesicherten Datenübertragung über ungesicherte Verbindungen |
US5473693A (en) * | 1993-12-21 | 1995-12-05 | Gi Corporation | Apparatus for avoiding complementarity in an encryption algorithm |
US5564106A (en) * | 1995-03-09 | 1996-10-08 | Motorola, Inc. | Method for providing blind access to an encryption key |
US6154541A (en) * | 1997-01-14 | 2000-11-28 | Zhang; Jinglong F | Method and apparatus for a robust high-speed cryptosystem |
US6141422A (en) * | 1997-06-04 | 2000-10-31 | Philips Electronics North America Corporation | Secure cryptographic multi-exponentiation method and coprocessor subsystem |
GB2339367B (en) * | 1998-03-17 | 2002-12-04 | Sedex Ltd | A method and apparatus for electronic document exchange |
US6798884B1 (en) * | 1998-09-16 | 2004-09-28 | Murata Kikai Kabushiki Kaisha | Encryption method, decryption method, encryption/decryption method, cryptographic communications system, and computer usable medium |
US6785388B1 (en) * | 1998-09-16 | 2004-08-31 | Murata Kikai Kabushiki Kaisha | Encryption method, decryption method, encryption/decryption method, cryptographic communications system, and computer usable medium |
US6529884B1 (en) * | 1999-07-14 | 2003-03-04 | Lucent Technologies, Inc. | Minimalistic electronic commerce system |
JP2001211153A (ja) * | 2000-01-25 | 2001-08-03 | Murata Mach Ltd | 秘密鍵生成方法 |
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 |
FI20011335A (fi) * | 2001-06-21 | 2002-12-22 | Nokia Corp | Tiedon tallennus tietoliikennejärjestelmässä |
JP2004054128A (ja) * | 2002-07-23 | 2004-02-19 | Sony Corp | 暗号化装置 |
US9818136B1 (en) | 2003-02-05 | 2017-11-14 | Steven M. Hoffberg | System and method for determining contingent relevance |
FR2859850B1 (fr) * | 2003-09-12 | 2006-04-28 | Thales Sa | Procede de codage lineaire pour transmissions erratiques |
US8874477B2 (en) | 2005-10-04 | 2014-10-28 | Steven Mark Hoffberg | Multifactorial optimization system and method |
US8520842B2 (en) * | 2010-01-07 | 2013-08-27 | Microsoft Corporation | Maintaining privacy during user profiling |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3958081A (en) * | 1975-02-24 | 1976-05-18 | International Business Machines Corporation | Block cipher system for data security |
US4316055A (en) * | 1976-12-30 | 1982-02-16 | International Business Machines Corporation | Stream/block cipher crytographic system |
US4218582A (en) * | 1977-10-06 | 1980-08-19 | The Board Of Trustees Of The Leland Stanford Junior University | Public key cryptographic apparatus and method |
-
1981
- 1981-02-09 US US06/233,034 patent/US4399323A/en not_active Expired - Fee Related
-
1982
- 1982-02-01 SE SE8200540A patent/SE8200540L/xx not_active Application Discontinuation
- 1982-02-02 CA CA000395416A patent/CA1171490A/en not_active Expired
- 1982-02-02 DE DE19823203412 patent/DE3203412A1/de not_active Withdrawn
- 1982-02-04 FR FR8201802A patent/FR2499792B1/fr not_active Expired
- 1982-02-05 GB GB8203299A patent/GB2094113B/en not_active Expired
- 1982-02-08 NL NL8200475A patent/NL8200475A/nl not_active Application Discontinuation
- 1982-02-09 JP JP57018317A patent/JPS57150252A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2499792B1 (fr) | 1986-04-04 |
FR2499792A1 (fr) | 1982-08-13 |
DE3203412A1 (de) | 1982-08-19 |
JPS57150252A (en) | 1982-09-17 |
NL8200475A (nl) | 1982-09-01 |
GB2094113B (en) | 1985-03-27 |
CA1171490A (en) | 1984-07-24 |
GB2094113A (en) | 1982-09-08 |
US4399323A (en) | 1983-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8200540-6 |