CIPHERING PROCESSOR, CIPHERING PROCESSING UNIT CONTROLLER, AND CIPHERING PROCESSING UNIT

摘要

PROBLEM TO BE SOLVED: To distribute a load of ciphering processing. SOLUTION: A ciphering processor 100 is provided with a plurality of ciphering processing units 2000to 200nfor carrying out ciphering processing. Among the plurality of ciphering processing units 2000to 200n, a specific ciphering processing unit 2000ciphers a generated key, distributes the ciphered key to the other ciphering processing units 2001to 200n, each of which deciphers the ciphered key to hold the same key as the key generated by the specific ciphering processing unit 2000. COPYRIGHT: (C)2003,JPO