EP1540877A4 - Sicheres kommunikationssystem und verfahren zur verwendung einer gemeinsam benutzten zufallsquelle f r den schl sselwechsel - Google Patents

Sicheres kommunikationssystem und verfahren zur verwendung einer gemeinsam benutzten zufallsquelle f r den schl sselwechsel

Info

Publication number
EP1540877A4
EP1540877A4 EP02747644A EP02747644A EP1540877A4 EP 1540877 A4 EP1540877 A4 EP 1540877A4 EP 02747644 A EP02747644 A EP 02747644A EP 02747644 A EP02747644 A EP 02747644A EP 1540877 A4 EP1540877 A4 EP 1540877A4
Authority
EP
European Patent Office
Prior art keywords
communication system
secure communication
shared random
random source
key changing
Prior art date
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.)
Withdrawn
Application number
EP02747644A
Other languages
English (en)
French (fr)
Other versions
EP1540877A2 (de
Inventor
Eli Yanovsky
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.)
King Green Ltd
Original Assignee
King Green Ltd
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 King Green Ltd filed Critical King Green Ltd
Priority claimed from PCT/IL2002/000571 external-priority patent/WO2003009513A2/en
Publication of EP1540877A2 publication Critical patent/EP1540877A2/de
Publication of EP1540877A4 publication Critical patent/EP1540877A4/de
Withdrawn legal-status Critical Current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
    • H04L9/12—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
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
EP02747644A 2002-07-16 2002-07-16 Sicheres kommunikationssystem und verfahren zur verwendung einer gemeinsam benutzten zufallsquelle f r den schl sselwechsel Withdrawn EP1540877A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IL2002/000571 WO2003009513A2 (en) 2001-07-17 2002-07-16 Secure communication system and method using shared random source for key changing

Publications (2)

Publication Number Publication Date
EP1540877A2 EP1540877A2 (de) 2005-06-15
EP1540877A4 true EP1540877A4 (de) 2008-01-30

Family

ID=34531846

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02747644A Withdrawn EP1540877A4 (de) 2002-07-16 2002-07-16 Sicheres kommunikationssystem und verfahren zur verwendung einer gemeinsam benutzten zufallsquelle f r den schl sselwechsel

Country Status (1)

Country Link
EP (1) EP1540877A4 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107124270B (zh) * 2017-04-27 2020-02-14 金梁 一种面向无线通信的共享随机源生成方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132860A (en) * 1982-12-21 1984-07-11 British Broadcasting Corp Conditional-access broadcast transmission
EP0155762A2 (de) * 1984-03-15 1985-09-25 Titan Linkabit Corporation System zur Erzeugung von Abbonnentenschlüsseln zur Entschlüsselung unter Benutzung von in der Entschlüsselungsanordnung gespeicherten Kernschlüsseln
US4731840A (en) * 1985-05-06 1988-03-15 The United States Of America As Represented By The United States Department Of Energy Method for encryption and transmission of digital keying data
US5253294A (en) * 1983-02-22 1993-10-12 At&T Bell Laboratories Secure transmission system
US5586185A (en) * 1994-03-15 1996-12-17 Mita Industrial Co., Ltd. Communications system capable of communicating encrypted information
WO2000067548A2 (en) * 1998-06-24 2000-11-16 Warcop Investment Ltd. One-time pad synchronization for secure communications and access control
US20020037078A1 (en) * 2000-09-26 2002-03-28 Eli Yanovsky Random data method and apparatus

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132860A (en) * 1982-12-21 1984-07-11 British Broadcasting Corp Conditional-access broadcast transmission
US5253294A (en) * 1983-02-22 1993-10-12 At&T Bell Laboratories Secure transmission system
EP0155762A2 (de) * 1984-03-15 1985-09-25 Titan Linkabit Corporation System zur Erzeugung von Abbonnentenschlüsseln zur Entschlüsselung unter Benutzung von in der Entschlüsselungsanordnung gespeicherten Kernschlüsseln
US4731840A (en) * 1985-05-06 1988-03-15 The United States Of America As Represented By The United States Department Of Energy Method for encryption and transmission of digital keying data
US5586185A (en) * 1994-03-15 1996-12-17 Mita Industrial Co., Ltd. Communications system capable of communicating encrypted information
WO2000067548A2 (en) * 1998-06-24 2000-11-16 Warcop Investment Ltd. One-time pad synchronization for secure communications and access control
US20020037078A1 (en) * 2000-09-26 2002-03-28 Eli Yanovsky Random data method and apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03009513A2 *

Also Published As

Publication number Publication date
EP1540877A2 (de) 2005-06-15

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