FR2301873B1 - - Google Patents
Info
- Publication number
- FR2301873B1 FR2301873B1 FR7601482A FR7601482A FR2301873B1 FR 2301873 B1 FR2301873 B1 FR 2301873B1 FR 7601482 A FR7601482 A FR 7601482A FR 7601482 A FR7601482 A FR 7601482A FR 2301873 B1 FR2301873 B1 FR 2301873B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- 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
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- 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
- H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/552,685 US3958081A (en) | 1975-02-24 | 1975-02-24 | Block cipher system for data security |
| US05/552,684 US3962539A (en) | 1975-02-24 | 1975-02-24 | Product block cipher system for data security |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2301873A1 FR2301873A1 (en) | 1976-09-17 |
| FR2301873B1 true FR2301873B1 (en) | 1978-11-10 |
Family
ID=27070100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7601482A Granted FR2301873A1 (en) | 1975-02-24 | 1976-01-14 | Block cipher system for data security - with result of one product block cipher iteration serving as argument of next iteration |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2301873A1 (en) |
-
1976
- 1976-01-14 FR FR7601482A patent/FR2301873A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2301873A1 (en) | 1976-09-17 |
| DE2558206B2 (en) | 1977-04-21 |
| DE2558206A1 (en) | 1976-09-09 |