SE412676B - PROCEDURE FOR IMPROVING THE SECRET LAND BY CRYPED INFORMATION TRANSFER AND DEVELOPMENT PROCEDURE - Google Patents

PROCEDURE FOR IMPROVING THE SECRET LAND BY CRYPED INFORMATION TRANSFER AND DEVELOPMENT PROCEDURE

Info

Publication number
SE412676B
SE412676B SE7512172A SE7512172A SE412676B SE 412676 B SE412676 B SE 412676B SE 7512172 A SE7512172 A SE 7512172A SE 7512172 A SE7512172 A SE 7512172A SE 412676 B SE412676 B SE 412676B
Authority
SE
Sweden
Prior art keywords
procedure
cryped
secret
land
improving
Prior art date
Application number
SE7512172A
Other languages
Swedish (sv)
Other versions
SE7512172L (en
Inventor
H Baldinger
G Guanella
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of SE7512172L publication Critical patent/SE7512172L/en
Publication of SE412676B publication Critical patent/SE412676B/en

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
    • H04L9/12—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Selective Calling Equipment (AREA)
SE7512172A 1974-11-05 1975-10-30 PROCEDURE FOR IMPROVING THE SECRET LAND BY CRYPED INFORMATION TRANSFER AND DEVELOPMENT PROCEDURE SE412676B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1476274A CH578807A5 (en) 1974-11-05 1974-11-05

Publications (2)

Publication Number Publication Date
SE7512172L SE7512172L (en) 1976-05-06
SE412676B true SE412676B (en) 1980-03-10

Family

ID=4403628

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7512172A SE412676B (en) 1974-11-05 1975-10-30 PROCEDURE FOR IMPROVING THE SECRET LAND BY CRYPED INFORMATION TRANSFER AND DEVELOPMENT PROCEDURE

Country Status (6)

Country Link
CH (1) CH578807A5 (en)
DE (1) DE2457663C2 (en)
FR (1) FR2290800A1 (en)
IT (1) IT1048817B (en)
NL (1) NL7512831A (en)
SE (1) SE412676B (en)

Families Citing this family (2)

* 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
FR2664113B1 (en) * 1990-06-28 1993-06-04 Alcatel Transmission DIRECT SEQUENCE SPREAD CHANGE DIGITAL SPREAD TRANSMISSION METHOD DURING TRANSMISSION, AND TRANSMITTER AND RECEIVER USING THE SAME.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE455172A (en) * 1943-04-05
CH361597A (en) * 1958-08-23 1962-04-30 Patelhold Patentverwertung Method for obfuscating message signals
NL244086A (en) * 1958-12-10
NL6906145A (en) * 1968-05-15 1969-11-18
CH518658A (en) * 1970-07-07 1972-01-31 Patelhold Patentverwaltungs Un Process for encrypted message transmission by interchanging information elements over time
CH539989A (en) * 1971-04-19 1973-07-31 Gretag Ag Method and device for encrypted message transmission

Also Published As

Publication number Publication date
FR2290800B3 (en) 1979-06-29
SE7512172L (en) 1976-05-06
FR2290800A1 (en) 1976-06-04
DE2457663C2 (en) 1983-11-17
IT1048817B (en) 1980-12-20
NL7512831A (en) 1976-05-07
CH578807A5 (en) 1976-08-13
DE2457663A1 (en) 1976-05-06

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