IDENTITY AUTHENTICATION METHOD AND APPARATUS AND SERVER

The present disclosure provides an identity authentication method and apparatus and a server. Embodiments may avoid inconvenience of input of authentication information via the input device and easy occurrence of errors in the prior art and thereby improve efficiency and reliability of identity authentication in the following manner: the authentication end encrypts the obtained token with a private key to obtain a signature so that the authentication end can send to the server the first identity identifier, the token and the signature generated according to the public key corresponding to the private key such that the server obtains the second identity identifier according to the token and the signature, and performs identity authentication according to the first identity identifier and the second identity identifier.