SE8405261D0 - Forfarande for kryptering vid teckenvis overforing av data - Google Patents

Forfarande for kryptering vid teckenvis overforing av data

Info

Publication number
SE8405261D0
SE8405261D0 SE8405261A SE8405261A SE8405261D0 SE 8405261 D0 SE8405261 D0 SE 8405261D0 SE 8405261 A SE8405261 A SE 8405261A SE 8405261 A SE8405261 A SE 8405261A SE 8405261 D0 SE8405261 D0 SE 8405261D0
Authority
SE
Sweden
Prior art keywords
keystream
receiving unit
base key
data
transferred
Prior art date
Application number
SE8405261A
Other languages
English (en)
Other versions
SE446145B (sv
SE8405261L (sv
Inventor
A O Johansson
H O Andersson
Original Assignee
Stalcastin Hb
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 Stalcastin Hb filed Critical Stalcastin Hb
Priority to SE8405261A priority Critical patent/SE446145B/sv
Publication of SE8405261D0 publication Critical patent/SE8405261D0/sv
Publication of SE8405261L publication Critical patent/SE8405261L/sv
Publication of SE446145B publication Critical patent/SE446145B/sv

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12Transmitting and receiving encryption devices synchronised or initially set up in a particular manner

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Facsimile Transmission Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
SE8405261A 1984-10-22 1984-10-22 Forfarande for kryptering vid teckenvis overforing av data fran en sendande till en mottagande enhet SE446145B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8405261A SE446145B (sv) 1984-10-22 1984-10-22 Forfarande for kryptering vid teckenvis overforing av data fran en sendande till en mottagande enhet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8405261A SE446145B (sv) 1984-10-22 1984-10-22 Forfarande for kryptering vid teckenvis overforing av data fran en sendande till en mottagande enhet

Publications (3)

Publication Number Publication Date
SE8405261D0 true SE8405261D0 (sv) 1984-10-22
SE8405261L SE8405261L (sv) 1986-04-23
SE446145B SE446145B (sv) 1986-08-11

Family

ID=20357435

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8405261A SE446145B (sv) 1984-10-22 1984-10-22 Forfarande for kryptering vid teckenvis overforing av data fran en sendande till en mottagande enhet

Country Status (1)

Country Link
SE (1) SE446145B (sv)

Also Published As

Publication number Publication date
SE446145B (sv) 1986-08-11
SE8405261L (sv) 1986-04-23

Similar Documents

Publication Publication Date Title
US3798359A (en) Block cipher cryptographic system
FI915581A0 (fi) Foerfarande foer transmittering av data, ett elektroniskt dokument eller annat dylikt, system foer transmittering av data, ett elektroniskt dokument eller annat dylikt samt ett kort foer anvaendning enligt foerfarandet.
US5696823A (en) High-bandwidth encryption system with low-bandwidth cryptographic modules
BR9405567A (pt) Gerador de sequência de bits pseudo-rand6omicos, dispositivo de comunicação e processo para gerar sequência de bits pseudo-randÈmicos.
EP0405215A3 (en) A method for utilizing an encrypted key as a key identifier in a data packet in a computer network
TW375721B (en) DES chip processor capable of executing data encryption standard (DES) operation
JP2000059355A5 (sv)
CN101894244B (zh) 电子资料加密系统及方法
NO892080L (no) Gjengivelse av sikrede noekkeldata ved bruk av fordelte noekkelgeneratordata.
SE8102268L (sv) Metod och anleggning vid overforing av datameddelanden
AU634857B2 (en) Block-cipher cryptographic device based upon a pseudorandom nonlinear sequence generator
AU780325C (en) Information processing system and method
EP0809379A3 (en) Authentication apparatus according to the challenge-response principle
EA200101127A1 (ru) Способ шифрования и дешифрования информации и устройство для его осуществления
AU6754594A (en) Encryption apparatus, communication system using the same and method therefor
CA2267395A1 (en) Method and system for managing keys for encrypted data
KR850700198A (ko) 암호 송수신기와 그 제어방법
US5307412A (en) Random coding cipher system and method
WO2002035341A3 (en) Method and system of using an insecure crypto-accelerator
SE8405261D0 (sv) Forfarande for kryptering vid teckenvis overforing av data
US5600724A (en) Method for the protection of messages transmitted using public communication lines
KR970009388A (ko) 피앤(pn)키의 암호화 방법
JPH10145351A (ja) データ通信の暗号化方式
Dhingra et al. An improved version of playfair technique
RU2032990C1 (ru) Способ шифрования двоичной информации

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8405261-2

Format of ref document f/p: F

NUG Patent has lapsed