DE69229346T2 - Dynamische verschlüsselungsschlüsselauswahl zur verschlüsselten funkübertragung - Google Patents

Dynamische verschlüsselungsschlüsselauswahl zur verschlüsselten funkübertragung

Info

Publication number
DE69229346T2
DE69229346T2 DE69229346T DE69229346T DE69229346T2 DE 69229346 T2 DE69229346 T2 DE 69229346T2 DE 69229346 T DE69229346 T DE 69229346T DE 69229346 T DE69229346 T DE 69229346T DE 69229346 T2 DE69229346 T2 DE 69229346T2
Authority
DE
Germany
Prior art keywords
encryption key
radio transmission
key selection
dynamic encryption
encrypted radio
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.)
Expired - Fee Related
Application number
DE69229346T
Other languages
English (en)
Other versions
DE69229346D1 (de
Inventor
Steven Barrett
Kevin Laird
Richard Murray
James O'connor
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE69229346D1 publication Critical patent/DE69229346D1/de
Publication of DE69229346T2 publication Critical patent/DE69229346T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H04L9/16—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms the keys or algorithms being changed during operation
    • 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
    • H04L2209/80—Wireless
DE69229346T 1991-04-03 1992-03-27 Dynamische verschlüsselungsschlüsselauswahl zur verschlüsselten funkübertragung Expired - Fee Related DE69229346T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/680,188 US5222137A (en) 1991-04-03 1991-04-03 Dynamic encryption key selection for encrypted radio transmissions
PCT/US1992/002627 WO1992017959A1 (en) 1991-04-03 1992-03-27 Dynamic encryption key selection for encrypted radio transmissions

Publications (2)

Publication Number Publication Date
DE69229346D1 DE69229346D1 (de) 1999-07-08
DE69229346T2 true DE69229346T2 (de) 2000-01-27

Family

ID=24730082

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69229346T Expired - Fee Related DE69229346T2 (de) 1991-04-03 1992-03-27 Dynamische verschlüsselungsschlüsselauswahl zur verschlüsselten funkübertragung

Country Status (7)

Country Link
US (1) US5222137A (de)
EP (1) EP0596894B1 (de)
JP (1) JP2782954B2 (de)
DE (1) DE69229346T2 (de)
DK (1) DK0596894T3 (de)
ES (1) ES2134807T3 (de)
WO (1) WO1992017959A1 (de)

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Also Published As

Publication number Publication date
EP0596894B1 (de) 1999-06-02
JPH06506813A (ja) 1994-07-28
ES2134807T3 (es) 1999-10-16
DK0596894T3 (da) 1999-12-06
US5222137A (en) 1993-06-22
WO1992017959A1 (en) 1992-10-15
DE69229346D1 (de) 1999-07-08
EP0596894A1 (de) 1994-05-18
JP2782954B2 (ja) 1998-08-06
EP0596894A4 (en) 1994-08-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee