ENCRYPTION SYSTEM, ENCRYPTION APPARATUS, DECRYPTION APPARATUS, ENCRYPTION SYSTEM PROGRAM AND ENCRYPTION METHOD

PROBLEM TO BE SOLVED: To implement a common key cryptographic encryption process free from key leakage even if a key is not shared beforehand.SOLUTION: An encryption apparatus 30 sends recipient information and a value (identification information) of 1 to 10 to a key generation server 20. The key ge...

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Bibliographische Detailangaben
1. Verfasser: TAIRA YUTA
Format: Patent
Sprache:eng
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