Unlike standard routers or switches, the ZMM220 platform like admin or password for its Telnet root account. Instead, the default username is always: Username: root
An attacker only needs network access to the device to potentially extract sensitive user data, including biometric information. The vulnerability affects firmware versions before for ZMM200, ZMM220, and ZMM210 platforms. zmm220 default telnet password
Do not expose your biometric time clocks directly to the public internet. Isolate them on a secure, restricted VLAN so that they cannot be scanned or accessed by unauthorized local network users. Unlike standard routers or switches, the ZMM220 platform
If you are locked out, you must calculate the daily password using the following steps: Unlike standard routers or switches