| 摘要 |
FIELD: information technologies. ^ SUBSTANCE: system comprises a processing server and database server, besides processing server is designed to obtain extended associative information, at least of one account from at least one client's terminal, to transfer extended associative information to database server; and is also designed, whenever request arrives for service from one client's terminal, to obtain from database server extended associative information of account, corresponding to client's terminal, to generate verification information according to level of protection of request for service and to transfer this verification information to client's terminal, in order to verify authenticity of user, using client's terminal; and database server is arranged with the possibility to preserve extended associative information of at least one account. The present invention also describes method of accounts control in Instant Messaging Service (IM). ^ EFFECT: increased protection of user account from thieves. ^ 12 cl, 2 dwg |
