FR2210307A5 - - Google Patents

Info

Publication number
FR2210307A5
FR2210307A5 FR7339441A FR7339441A FR2210307A5 FR 2210307 A5 FR2210307 A5 FR 2210307A5 FR 7339441 A FR7339441 A FR 7339441A FR 7339441 A FR7339441 A FR 7339441A FR 2210307 A5 FR2210307 A5 FR 2210307A5
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
Application number
FR7339441A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR2210307A5 publication Critical patent/FR2210307A5/fr
Expired legal-status Critical Current

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
    • H04L9/06—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
    • 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
FR7339441A 1972-12-12 1973-10-29 Expired FR2210307A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5729672A GB1393920A (en) 1972-12-12 1972-12-12 Electric digital data processing systems

Publications (1)

Publication Number Publication Date
FR2210307A5 true FR2210307A5 (en) 1974-07-05

Family

ID=10478842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339441A Expired FR2210307A5 (en) 1972-12-12 1973-10-29

Country Status (3)

Country Link
DE (1) DE2360788A1 (en)
FR (1) FR2210307A5 (en)
GB (1) GB1393920A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446568A1 (en) * 1976-10-22 1980-08-08 Thomson Csf Computer memory link with peripheral unit - uses demodulator and modulator for automatically coding information from memory to unit and decoding in reverse path
EP0015534A1 (en) * 1979-03-08 1980-09-17 Siemens Aktiengesellschaft System for ciphered transmission of data
FR2467515A1 (en) * 1979-10-10 1981-04-17 Telediffusion Fse SYSTEM FOR ENCRYPTING AND DECRYPTING A DIGITAL SIGNAL
EP0032107A1 (en) * 1979-12-20 1981-07-15 GRETAG Aktiengesellschaft Enciphering and deciphering system

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310720A (en) * 1978-03-31 1982-01-12 Pitney Bowes Inc. Computer accessing system
CA1147823A (en) * 1978-07-24 1983-06-07 Robert M. Best Crypto microprocessor for executing enciphered programs
US4465901A (en) * 1979-06-04 1984-08-14 Best Robert M Crypto microprocessor that executes enciphered programs
US4550350A (en) * 1983-07-19 1985-10-29 Software Distribution Newtork, Inc. Secure copy method and device for stored programs
DE10027974A1 (en) * 2000-06-06 2002-01-24 Toralf Heidel End-to-end encryption method for data communication system, involves splitting data into symbols using subscriber key blocks, and converting them to assigned data block values

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446568A1 (en) * 1976-10-22 1980-08-08 Thomson Csf Computer memory link with peripheral unit - uses demodulator and modulator for automatically coding information from memory to unit and decoding in reverse path
EP0015534A1 (en) * 1979-03-08 1980-09-17 Siemens Aktiengesellschaft System for ciphered transmission of data
FR2467515A1 (en) * 1979-10-10 1981-04-17 Telediffusion Fse SYSTEM FOR ENCRYPTING AND DECRYPTING A DIGITAL SIGNAL
EP0027423A1 (en) * 1979-10-10 1981-04-22 Etablissement Public Télédiffusion de France Digital-signal ciphering and deciphering arrangement
WO1984004438A1 (en) * 1979-10-10 1984-11-08 Georges G Bernede Arrangement for the encryption and decryption of a digital signal
EP0032107A1 (en) * 1979-12-20 1981-07-15 GRETAG Aktiengesellschaft Enciphering and deciphering system

Also Published As

Publication number Publication date
DE2360788A1 (en) 1974-06-20
GB1393920A (en) 1975-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse