Which of the following can be a sign that a card reader or the POS terminal has been tampered with?

A. Extra wires
B. Loose parts
C. Damage such as scuff marks or cracked plastic
D. All of the above



Answer :

Final answer:

Tampering signs with card readers or POS terminals include extra wires, loose parts, and damage.


Explanation:

All of the above can be signs that a card reader or POS terminal has been tampered with. Extra wires, loose parts, and damage like scuff marks or cracked plastic are indicators of tampering.


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