NO136125B - - Google Patents
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- Publication number
- NO136125B NO136125B NO913/72A NO91372A NO136125B NO 136125 B NO136125 B NO 136125B NO 913/72 A NO913/72 A NO 913/72A NO 91372 A NO91372 A NO 91372A NO 136125 B NO136125 B NO 136125B
- Authority
- NO
- Norway
- Prior art keywords
- signal
- digital signals
- gate
- cryptographic system
- flip
- Prior art date
Links
- 230000004044 response Effects 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000006731 degradation reaction Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 14
- 239000013256 coordination polymer Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 230000006870 function Effects 0.000 description 7
- 230000007257 malfunction Effects 0.000 description 6
- 230000000994 depressogenic effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 101100325968 Arabidopsis thaliana BHLH90 gene Proteins 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 101100111448 Arabidopsis thaliana BHLH51 gene Proteins 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000004092 self-diagnosis Methods 0.000 description 2
- 241000272525 Anas platyrhynchos Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- H04L9/06—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
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
- H04L9/0668—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator producing a non-linear pseudorandom sequence
-
- 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
- H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Storage Device Security (AREA)
- Communication Control (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13431971A | 1971-04-15 | 1971-04-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO136125B true NO136125B (fr) | 1977-04-12 |
NO136125C NO136125C (no) | 1977-07-20 |
Family
ID=22462814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO913/72A NO136125C (no) | 1971-04-15 | 1972-03-21 | Kryptografisk system for sifrering av digitale data. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3781472A (fr) |
CH (1) | CH592983A5 (fr) |
DE (1) | DE2154018C3 (fr) |
FR (1) | FR2133394A5 (fr) |
GB (1) | GB1361849A (fr) |
IT (1) | IT939640B (fr) |
NL (1) | NL7115284A (fr) |
NO (1) | NO136125C (fr) |
SE (1) | SE382733B (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3878332A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital crytographic system and method |
USRE30957E (en) * | 1973-10-15 | 1982-06-01 | International Business Machines Corporation | Variant key matrix cipher system |
US4024574A (en) * | 1975-02-26 | 1977-05-17 | Teleglobe Pay Tv System Inc. | Validation method and apparatus for pay television systems |
US4091423A (en) * | 1975-03-17 | 1978-05-23 | Datotek, Inc. | Synchronous digital data scrambling system |
US4107458A (en) * | 1976-08-23 | 1978-08-15 | Constant James N | Cipher computer and cryptographic system |
US4115657A (en) * | 1976-11-11 | 1978-09-19 | Datotek, Inc. | Random digital code generator |
US4281216A (en) * | 1979-04-02 | 1981-07-28 | Motorola Inc. | Key management for encryption/decryption systems |
DE2926013C2 (de) * | 1979-06-27 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Ausgabe von binärkodierten Nachrichten an einen empfangsbefugten Personenkreis |
US5428686A (en) * | 1981-09-28 | 1995-06-27 | The United States Of America As Represented By The Direrctor Of The National Security Agency | Secure communication system having long-term keying variable |
EP0237805B1 (fr) * | 1986-02-19 | 1992-01-15 | Siemens Aktiengesellschaft | Procédé et dispositif pour éviter l'émission de données non chiffrées |
NL8602847A (nl) * | 1986-11-11 | 1988-06-01 | Philips Nv | Werkwijze voor het vercijferen/ontcijferen en inrichting voor het uitvoeren van de werkwijze. |
US4891781A (en) * | 1987-03-04 | 1990-01-02 | Cylink Corporation | Modulo arithmetic processor chip |
US4926479A (en) * | 1988-04-29 | 1990-05-15 | Massachusetts Institute Of Technology | Multiprover interactive verification system |
US5077791A (en) * | 1989-06-26 | 1991-12-31 | Motorola, Inc. | Method and apparatus for preventing unauthorized transmissions |
GB9008374D0 (en) * | 1990-04-12 | 1990-06-13 | British Telecomm | Communication system |
US5210710A (en) * | 1990-10-17 | 1993-05-11 | Cylink Corporation | Modulo arithmetic processor chip |
JP3047456B2 (ja) * | 1990-11-09 | 2000-05-29 | ソニー株式会社 | 衛星放送受信装置 |
WO1993023938A1 (fr) * | 1992-05-15 | 1993-11-25 | Tecsec Incorporated | Dispositif de cryptage de la parole et de donnees |
FI101670B1 (fi) * | 1995-12-15 | 1998-07-31 | Nokia Mobile Phones Ltd | Menetelmä matkaviestinverkon ja matkaviestimen välisen tiedonsiirron salauksen ilmaisemiseksi |
US5960066A (en) | 1996-11-07 | 1999-09-28 | Lucent Technologies, Inc. | Method and apparatus for using telephone house wiring for voice/data network |
AU1599800A (en) | 1998-10-28 | 2000-05-15 | L-3 Communications Corporation | Apparatus and methods for cryptographic synchronization in packet based communications |
US20050156931A1 (en) * | 2004-01-16 | 2005-07-21 | Olchevski Viatcheslav F. | Method of transmutation of alpha-numeric characters shapes and the data handling system |
US20070097126A1 (en) * | 2004-01-16 | 2007-05-03 | Viatcheslav Olchevski | Method of transmutation of alpha-numeric characters shapes and data handling system |
US9894040B2 (en) | 2012-09-11 | 2018-02-13 | Microsoft Technology Licensing, Llc | Trust services for securing data in the cloud |
US8959351B2 (en) * | 2012-09-13 | 2015-02-17 | Microsoft Corporation | Securely filtering trust services records |
PL232383B1 (pl) * | 2017-08-08 | 2019-06-28 | Politechnika Warszawska | Metastabilnościowy generator losowy |
PL232380B1 (pl) * | 2017-08-08 | 2019-06-28 | Politechnika Warszawska | Generator metastabilnościowych interwałów czasowych |
PL232441B1 (pl) * | 2017-08-08 | 2019-06-28 | Politechnika Warszawska | Metastabilnościowy generator losowy |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3506783A (en) * | 1966-06-17 | 1970-04-14 | Int Standard Electric Corp | Key material generator |
-
1971
- 1971-04-15 US US00134319A patent/US3781472A/en not_active Expired - Lifetime
- 1971-10-18 FR FR7137278A patent/FR2133394A5/fr not_active Expired
- 1971-10-20 GB GB4872271A patent/GB1361849A/en not_active Expired
- 1971-10-21 IT IT53619/71A patent/IT939640B/it active
- 1971-10-29 DE DE2154018A patent/DE2154018C3/de not_active Expired
- 1971-11-05 NL NL7115284A patent/NL7115284A/xx not_active Application Discontinuation
-
1972
- 1972-03-21 NO NO913/72A patent/NO136125C/no unknown
- 1972-03-29 CH CH474372A patent/CH592983A5/xx not_active IP Right Cessation
- 1972-04-14 SE SE7204887A patent/SE382733B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL7115284A (fr) | 1972-10-17 |
DE2154018B2 (de) | 1980-10-23 |
DE2154018C3 (de) | 1981-09-17 |
NO136125C (no) | 1977-07-20 |
FR2133394A5 (fr) | 1972-11-24 |
CH592983A5 (fr) | 1977-11-15 |
GB1361849A (en) | 1974-07-30 |
DE2154018A1 (de) | 1972-11-09 |
US3781472A (en) | 1973-12-25 |
SE382733B (sv) | 1976-02-09 |
IT939640B (it) | 1973-02-10 |
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