For cloud solutions rebranded as Web 3.0:
The ZKTeco Web 3.0 interface is powerful and generally reliable—but its default credentials are a single point of failure. Treat your physical access controller like your core router. If you wouldn’t leave your bank login as admin / 12345 , don’t do it for the device that unlocks your office door. zkteco web 30 default username and password link
Connect to the device over the network using its current IP. For cloud solutions rebranded as Web 3
If an administrator user already exists on the device, the web login requires that specific admin user's ID and password instead of the defaults. Connect to the device over the network using its current IP
The moment you log in with the default password, your system is vulnerable. Persistent attackers scan for ZKTeco ports (8080, 8000, 5000). You must change the credentials immediately.