iSIGN+ PASS is an integrated authentication application that provides various authentication methods such as PIN, pattern, OTP, biometrics, PKI certificate and QR. [iSIGN+ PASS Feature] 1. Perform authentication via PUSH alert 2. Check authentication history and service list 3. Register devices and authentication methods 4. Provide various authentication methods; PIN, pattern, OTP, biometrics, PKI certificate and QR. (The supported authentication method may vary, depending on sites.)