Tamper Detection and Incident Response
Train all personnel to recognize and respond to signs of tampering.
Recognize
Unexpected terminal behavior (e.g., random reboots, error messages)
Presence of unknown or unauthorized devices connected to the terminal
Attempts by unrecognized individuals to access the device
Respond
Immediately cease using the suspected device.
Notify your designated security contact or POS Terminal Support.
Isolate the terminal and preserve it for further investigation without making changes.