BE626963A - - Google Patents
Info
- Publication number
- BE626963A BE626963A BE626963DA BE626963A BE 626963 A BE626963 A BE 626963A BE 626963D A BE626963D A BE 626963DA BE 626963 A BE626963 A BE 626963A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/58—Random or pseudo-random number generators
- G06F7/582—Pseudo-random number generators
- G06F7/584—Pseudo-random number generators using finite field arithmetic, e.g. using a linear feedback shift register
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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
- H04L9/065—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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F2207/58—Indexing scheme relating to groups G06F7/58 - G06F7/588
- G06F2207/581—Generating an LFSR sequence, e.g. an m-sequence; sequence may be generated without LFSR, e.g. using Galois Field arithmetic
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F2207/58—Indexing scheme relating to groups G06F7/58 - G06F7/588
- G06F2207/583—Serial finite field implementation, i.e. serial implementation of finite field arithmetic, generating one new bit or trit per step, e.g. using an LFSR or several independent LFSRs; also includes PRNGs with parallel operation between LFSR and outputs
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH24662A CH408109A (de) | 1962-01-10 | 1962-01-10 | Einrichtung zur Erzeugung von Schlüsselimpulsfolgen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE626963A true BE626963A (es) |
Family
ID=4182624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE626963D BE626963A (es) | 1962-01-10 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3678198A (es) |
| BE (1) | BE626963A (es) |
| CH (1) | CH408109A (es) |
| DE (1) | DE1257843B (es) |
| GB (1) | GB973537A (es) |
| NL (2) | NL142301B (es) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4434322A (en) | 1965-08-19 | 1984-02-28 | Racal Data Communications Inc. | Coded data transmission system |
| US3921151A (en) * | 1971-06-21 | 1975-11-18 | Patelhold Patentwerwertungs & | Apparatus for enciphering transmitted data by interchanging signal elements of the transmitted data without overlapping or omitting any elements within the transmitted signal train |
| US3764742A (en) * | 1971-12-23 | 1973-10-09 | Ibm | Cryptographic identification system |
| US3878332A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital crytographic system and method |
| US4305060A (en) * | 1979-02-26 | 1981-12-08 | Multi-Elmac Company | Decoder circuitry for selectively activating loads |
| US4447672A (en) * | 1980-10-06 | 1984-05-08 | Nippon Electric Co., Ltd. | Device for encrypting each input data bit by at least one keying bit decided by a code pattern and a bit pattern of a predetermined number of preceding encrypted bits |
| JPH05291891A (ja) * | 1992-02-14 | 1993-11-05 | Ricoh Co Ltd | 一次乱数パルス列発生回路装置 |
| GB0028369D0 (en) * | 2000-11-21 | 2001-01-03 | Marconi Software Solutions Ltd | A communication system |
| US10438022B2 (en) * | 2016-12-16 | 2019-10-08 | Arm Limited | Logic encryption using on-chip memory cells |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1074630B (de) * | 1955-01-26 | 1960-02-04 | Fa Dr Ing Rudolf Hell, Kiel-Dietnchsdorf | Verfahren und Vorrichtung zur Herstellung von verlängerten Schlusselstreifen sehr langer Periode fur Mischgerate zum Ver und Entschlüsseln |
| US2995624A (en) * | 1959-03-11 | 1961-08-08 | Zenith Radio Corp | Secrecy communication system |
-
0
- BE BE626963D patent/BE626963A/xx unknown
- NL NL287518D patent/NL287518A/xx unknown
-
1962
- 1962-01-10 CH CH24662A patent/CH408109A/de unknown
- 1962-12-17 DE DEG36650A patent/DE1257843B/de not_active Withdrawn
- 1962-12-31 GB GB49150/62A patent/GB973537A/en not_active Expired
-
1963
- 1963-01-08 US US250119A patent/US3678198A/en not_active Expired - Lifetime
- 1963-01-08 NL NL63287518A patent/NL142301B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3678198A (en) | 1972-07-18 |
| CH408109A (de) | 1966-02-28 |
| NL142301B (nl) | 1974-05-15 |
| DE1257843B (de) | 1968-01-04 |
| NL287518A (es) | |
| GB973537A (en) | 1964-10-28 |