FIELD: data processing technologies, possible use for verification of user rights for using a service.
SUBSTANCE: method for verification of user rights for using a service includes: provider provides for user at least one matrix of variable number and one matrix of variable signature. User forms his variable number on basis of variable number matrix and sends it to provider. On basis of results of check of variable number receiver from user provider determines whether this variable number belongs to this user. Then provider sends to user at least one query for variable signature. In response to query user forms his variable signature on basis of variable signature matrix and sends it to provider. If results of check of variable signature received from user are true, then provider verifies rights for usage of ordered service.
EFFECT: full confidentiality of user rights verification procedure, including when unprotected information channels are used for this purpose.
4 cl
