Confirmation method for safe mobile e-business platform digital certificate

The present invention discloses an authentication method for a mobile commerce platform safe digital certificate, the method comprising the steps of: the SIM card in the SIM card supplier generates an RSA key pair and the public key derived, will be submitted to the public key signature verification system ; mobile phone users submit a certificate request to the distribution platform; signature verification system to verify the certificate request, submit a certificate request to the CA; CA system is user-generated certificate, issued in the server's directory tree, and generates the results back to the user; secure server access the directory tree, obtaining a certificate and certificate revocation list (CRL) information, the information is transmitted to a secure server sent by the user, based on user moves certificate to the local certificate store lookup credentials, and to find the certificate revocation list (CRL), to determine whether the certificate it is valid, if the certificate is valid, the user obtain the public key to verify the user signature. Using this method to solve the problem of SIM card user authentication signature.