CH476430A - Encryption or decryption device for multiplex link - Google Patents
Encryption or decryption device for multiplex linkInfo
- Publication number
- CH476430A CH476430A CH1539366A CH1539366A CH476430A CH 476430 A CH476430 A CH 476430A CH 1539366 A CH1539366 A CH 1539366A CH 1539366 A CH1539366 A CH 1539366A CH 476430 A CH476430 A CH 476430A
- Authority
- CH
- Switzerland
- Prior art keywords
- encryption
- decryption device
- multiplex link
- multiplex
- link
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
-
- 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
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0877—Generation of secret information including derivation or calculation of cryptographic keys or passwords using additional device, e.g. trusted platform module [TPM], smartcard, USB or hardware security module [HSM]
-
- 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
-
- 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
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Storage Device Security (AREA)
- Facsimile Transmission Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR37619A FR1463957A (en) | 1965-11-08 | 1965-11-08 | Encryption system for multiplex link |
Publications (1)
Publication Number | Publication Date |
---|---|
CH476430A true CH476430A (en) | 1969-07-31 |
Family
ID=8592050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1539366A CH476430A (en) | 1965-11-08 | 1966-10-24 | Encryption or decryption device for multiplex link |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE689357A (en) |
CH (1) | CH476430A (en) |
DE (1) | DE1263812B (en) |
FR (1) | FR1463957A (en) |
GB (1) | GB1134791A (en) |
NL (1) | NL6615730A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3784743A (en) * | 1972-08-23 | 1974-01-08 | Bell Telephone Labor Inc | Parallel data scrambler |
-
1965
- 1965-11-08 FR FR37619A patent/FR1463957A/en not_active Expired
-
1966
- 1966-10-24 CH CH1539366A patent/CH476430A/en not_active IP Right Cessation
- 1966-10-25 GB GB4792666A patent/GB1134791A/en not_active Expired
- 1966-11-05 DE DE1966C0040607 patent/DE1263812B/en active Pending
- 1966-11-07 BE BE689357D patent/BE689357A/xx unknown
- 1966-11-08 NL NL6615730A patent/NL6615730A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1463957A (en) | 1966-07-22 |
NL6615730A (en) | 1967-05-09 |
BE689357A (en) | 1967-05-08 |
GB1134791A (en) | 1968-11-27 |
DE1263812B (en) | 1968-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |