| 摘要 |
PROBLEM TO BE SOLVED: To make compatible secrecy of data and communication quality while taking into account quality information or the like associated with a real communication status. SOLUTION: The communication equipment is provided with: a communication part for transmitting-receiving data with one or a plurality of communication medium; a communication status detecting part for monitoring a status of the communication part to acquire the quality information specifying the present communication status; an encryption level determining part for determining an encryption level based upon the acquired quality information; and a cipher part for encrypting the transmitting data based upon the determined encryption level. COPYRIGHT: (C)2004,JPO
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