SE7601090L - Forfarande och anordning for synkronisering av en nyckelgenerator pa mottagarsidan med en nyckelgenerator pa sendarsidan - Google Patents

Forfarande och anordning for synkronisering av en nyckelgenerator pa mottagarsidan med en nyckelgenerator pa sendarsidan

Info

Publication number
SE7601090L
SE7601090L SE7601090A SE7601090A SE7601090L SE 7601090 L SE7601090 L SE 7601090L SE 7601090 A SE7601090 A SE 7601090A SE 7601090 A SE7601090 A SE 7601090A SE 7601090 L SE7601090 L SE 7601090L
Authority
SE
Sweden
Prior art keywords
key generator
counter
key
receiver end
difference
Prior art date
Application number
SE7601090A
Other languages
Unknown language ( )
English (en)
Other versions
SE416605B (sv
Inventor
P Frutiger
Original Assignee
Europ Handelsges Anst
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 Europ Handelsges Anst filed Critical Europ Handelsges Anst
Publication of SE7601090L publication Critical patent/SE7601090L/sv
Publication of SE416605B publication Critical patent/SE416605B/sv

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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Lock And Its Accessories (AREA)
SE7601090A 1975-02-05 1976-02-02 Forfarande for krypterad overforing av information jemte anordning for utforande av forfarandet SE416605B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH136575A CH603014A5 (sv) 1975-02-05 1975-02-05

Publications (2)

Publication Number Publication Date
SE7601090L true SE7601090L (sv) 1976-08-06
SE416605B SE416605B (sv) 1981-01-19

Family

ID=4208716

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7601090A SE416605B (sv) 1975-02-05 1976-02-02 Forfarande for krypterad overforing av information jemte anordning for utforande av forfarandet

Country Status (16)

Country Link
US (1) US4071693A (sv)
JP (1) JPS51103707A (sv)
AR (1) AR219054A1 (sv)
AT (1) AT346396B (sv)
BE (1) BE838157A (sv)
CA (1) CA1054067A (sv)
CH (1) CH603014A5 (sv)
DE (1) DE2603844C2 (sv)
DK (1) DK42976A (sv)
FI (1) FI753736A (sv)
FR (1) FR2300473A1 (sv)
GB (1) GB1512926A (sv)
IT (1) IT1055058B (sv)
NL (1) NL7601008A (sv)
NO (1) NO760339L (sv)
SE (1) SE416605B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5805704A (en) * 1995-12-15 1998-09-08 United Microelectronics Corp. Method and apparatus for protecting broadcast software against unauthorized reception on a software broadcasting system
US20020159598A1 (en) * 1997-10-31 2002-10-31 Keygen Corporation System and method of dynamic key generation for digital communications
US6282181B1 (en) * 1998-04-24 2001-08-28 Ericsson Inc Pseudorandom number sequence generation in radiocommunication systems
US6697490B1 (en) * 1999-10-19 2004-02-24 Lucent Technologies Inc. Automatic resynchronization of crypto-sync information
DE60106802T2 (de) * 2000-04-06 2005-03-10 Matsushita Electric Industrial Co., Ltd., Kadoma Urheberrechtsschutzsystem, Verschlüsselungsvorrichtung, Entschlüsselungsvorrichtung und Aufzeichnungsmedium
US8527755B2 (en) * 2004-03-04 2013-09-03 Sony Corporation Methods and systems for effecting transmitter and receiver synchronization between a transmitter and a receiver of a transmitter/receiver network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB849423A (en) * 1958-05-21 1960-09-28 Standard Telephones Cables Ltd Improvements in or relating to synchronising arrangements for ciphered start-stop telegraph apparatus
US3800086A (en) * 1964-09-30 1974-03-26 Us Navy Automatic sync detector
FR1500846A (fr) * 1966-06-03 1967-11-10 Csf Liaison alternat à chiffrement synchrone
FR1582790A (sv) * 1968-01-16 1969-10-10
US3562710A (en) * 1968-04-24 1971-02-09 Ball Brothers Res Corp Bit error detector for digital communication system
CH506217A (de) * 1970-03-16 1971-04-15 Europ Handelsges Anst Schaltung für Verschlüsselungsgeräte
US3808367A (en) * 1971-10-25 1974-04-30 Martin Marietta Corp Method and circuit for timing signal derivation from received data
US3920894A (en) * 1974-03-11 1975-11-18 Bell Telephone Labor Inc Pseudo-random parallel word generator

Also Published As

Publication number Publication date
FR2300473A1 (fr) 1976-09-03
DK42976A (da) 1976-08-06
CA1054067A (en) 1979-05-08
SE416605B (sv) 1981-01-19
BE838157A (fr) 1976-05-28
US4071693A (en) 1978-01-31
AR219054A1 (es) 1980-07-31
FR2300473B1 (sv) 1981-12-31
JPS51103707A (sv) 1976-09-13
CH603014A5 (sv) 1978-08-15
GB1512926A (en) 1978-06-01
FI753736A (sv) 1976-08-06
DE2603844C2 (de) 1984-10-11
NL7601008A (nl) 1976-08-09
ATA71976A (de) 1978-03-15
IT1055058B (it) 1981-12-21
AT346396B (de) 1978-11-10
NO760339L (sv) 1976-08-06
DE2603844A1 (de) 1976-08-19

Similar Documents

Publication Publication Date Title
SE7613276L (sv) Sett och anordning for overforing av binerkodad information
ES344965A1 (es) Un dispositivo de transmision.
SE7601090L (sv) Forfarande och anordning for synkronisering av en nyckelgenerator pa mottagarsidan med en nyckelgenerator pa sendarsidan
SE7611223L (sv) Anordning for overforing av klocksignaler
FR2313827A1 (fr) Systeme de transmission de suites d'elements binaires
JPS5249792A (en) Radar apparatus
JPS5254312A (en) Frequency synchronization
GB1394077A (en) Multiplexer interval detector
JPS52112304A (en) Contactless pick-up
JPS535518A (en) Pulse transmission circuit
JPS5649976A (en) Hour-striking device
JPS51132903A (en) Light transmission apparatus
JPS5357910A (en) Still picture transmitter
JPS5292417A (en) Line identificating method and transmission and reception unit
JPS51143848A (en) Communication system on power line transmission
JPS51124306A (en) Data transmission system
JPS5635557A (en) Searching system for repeating fault
JPS5441417A (en) Operating hysteresis motor
JPS5553934A (en) Time-division multiple transmission system
JPS5356599A (en) Quieting device equipped with lock for sliding door
JPS51148336A (en) Pulse signal communication method and receiver
JPS5422078A (en) Command circuit
JPS51113188A (en) Apparatus for laying submarine cable
JPS5279860A (en) Timing extrract circuit
JPS5240994A (en) Persuit radar system

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7601090-9

Effective date: 19880125

Format of ref document f/p: F