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IT1217755B - Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita, - Google Patents

Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita,

Info

Publication number
IT1217755B
IT1217755B IT20822/88A IT2082288A IT1217755B IT 1217755 B IT1217755 B IT 1217755B IT 20822/88 A IT20822/88 A IT 20822/88A IT 2082288 A IT2082288 A IT 2082288A IT 1217755 B IT1217755 B IT 1217755B
Authority
IT
Italy
Prior art keywords
decifration
encryption
high speed
speed transmission
transmission systems
Prior art date
Application number
IT20822/88A
Other languages
English (en)
Other versions
IT8820822A0 (it
Inventor
Adriano Butti
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Priority to IT20822/88A priority Critical patent/IT1217755B/it
Publication of IT8820822A0 publication Critical patent/IT8820822A0/it
Priority to EP19890201267 priority patent/EP0345845A3/en
Priority to AU35165/89A priority patent/AU611562B2/en
Priority to ZA894106A priority patent/ZA894106B/xx
Priority to NO89892196A priority patent/NO892196L/no
Application granted granted Critical
Publication of IT1217755B publication Critical patent/IT1217755B/it

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
    • 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
    • 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
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
IT20822/88A 1988-06-01 1988-06-01 Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita, IT1217755B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT20822/88A IT1217755B (it) 1988-06-01 1988-06-01 Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita,
EP19890201267 EP0345845A3 (en) 1988-06-01 1989-05-19 Enciphering and deciphering device for high bit-rate transmission systems
AU35165/89A AU611562B2 (en) 1988-06-01 1989-05-24 Enciphering and deciphering device for high bit-rate transmission systems
ZA894106A ZA894106B (en) 1988-06-01 1989-05-30 Enciphering and deciphering device for high bit-rate transmission systems
NO89892196A NO892196L (no) 1988-06-01 1989-05-31 Koding- og dekodingsinnretning for transmisjonssystemer med hoey bit-hastighet.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20822/88A IT1217755B (it) 1988-06-01 1988-06-01 Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita,

Publications (2)

Publication Number Publication Date
IT8820822A0 IT8820822A0 (it) 1988-06-01
IT1217755B true IT1217755B (it) 1990-03-30

Family

ID=11172567

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20822/88A IT1217755B (it) 1988-06-01 1988-06-01 Dispositivo di cifratura e decifratura per sistemi di trasmissione ad alta velocita,

Country Status (5)

Country Link
EP (1) EP0345845A3 (it)
AU (1) AU611562B2 (it)
IT (1) IT1217755B (it)
NO (1) NO892196L (it)
ZA (1) ZA894106B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6490353B1 (en) 1998-11-23 2002-12-03 Tan Daniel Tiong Hok Data encrypting and decrypting apparatus and method
US6895090B1 (en) * 1999-04-30 2005-05-17 Texas Instruments Incorporated Pseudo-noise sequence with insertion having variant length and position
US11100236B2 (en) * 2019-06-26 2021-08-24 Seagate Technology Llc Distributed data security

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1190809A (en) * 1967-06-26 1970-05-06 Ericsson Telefon Ab L M Improvements in and relating to the Generation of a Pulse Code
US4484027A (en) * 1981-11-19 1984-11-20 Communications Satellite Corporation Security system for SSTV encryption
DE3360921D1 (en) * 1982-04-30 1985-11-07 British Telecomm Broadcasting encrypted signals
JPS5941939A (ja) * 1982-07-28 1984-03-08 コミユニケ−シヨンズ・サテライト・コ−ポレ−シヨン 通信方式
DE3870558D1 (de) * 1987-09-04 1992-06-04 Ascom Radiocom Ag Verfahren zur erzeugung und verteilung von geheimschluesseln.

Also Published As

Publication number Publication date
NO892196D0 (no) 1989-05-31
AU3516589A (en) 1989-12-07
ZA894106B (en) 1990-03-28
NO892196L (no) 1989-12-04
EP0345845A2 (en) 1989-12-13
AU611562B2 (en) 1991-06-13
EP0345845A3 (en) 1991-07-31
IT8820822A0 (it) 1988-06-01

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