| 摘要 |
FIELD: communication. ^ SUBSTANCE: present invention relates to communication using encrypted data. When establishing communication with a partner in a communication session, data are converted using a function or protocol, which is common for partners in the session, and this function or protocol is updated through conversion in accordance with the operation of communication with the communication session partner. ^ EFFECT: reduced level of probability of disclosure of key data. ^ 34 cl, 47 dwg |
