METHOD TO DERIVE A UNIQUE ENCRYPTION KEY FOR A PRIVATE CALL WITHOUT USING A KEY EXCHANGE
Original Publication Date: 1996-Nov-01
Included in the Prior Art Database: 2002-May-03
The system is a land mobile a 2-way radio con- ventional system using encryption, or it is an tmnking system using encryption. A radio in the system is allowed to private call (PC) another radio in the sys- tem such that only the two radios are involved in the call.