Method, medium and system for carrying out identity authentication based on biological characteristic information

The invention discloses a method, a medium and a system for carrying out identity verification based on biological characteristic information. The method comprises the following steps: acquiring positioning information and personal information of a current user; according to the positioning information of the current user, judging whether the current user is about to enter a place where biometricfeature recognition can be carried out; if it is judged that the current user is about to enter the place where the biological feature recognition can be carried out, calling a pre-stored current userbiological feature information sample according to the personal information of the current user, and issuing the current user biological feature information sample to a recognition system corresponding to the place where the biological feature recognition can be carried out; the method collects biological characteristic information of a current user through an identification system, and carries out identity authentication