Zkteco Authentication Failure Solution Jun 2026

: If the device time is significantly different from the server or real-time, it may cause authentication logs to fail or be rejected. Authentication Fails - an overview | ScienceDirect Topics

ZKTeco is a global leader in biometric security, but like all hardware-software integrations, things can occasionally go wrong. If you are currently staring at an "Authentication Failed" message on your terminal, don't panic. zkteco authentication failure solution