Lance is at a bus station. his friend is using the atm machine to withdraw some money. lance notices a stranger deceptively watching his friend type in the atm pin. what should lances friend do?
the person watching lances friend typing the atm pin is an example of ( copyright infringement , hacking , shoulder browsing , software piracy ) . lances friend should ( stop using the atm card , change the atm pin , stop using the atm machine )

The person watching Lances friend typing the ATM pin is an example of "shoulder browsing" and Lances friend should "Change the ATM pin."

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The person watching Lances friend typing the atm pin is an example of shoulder browsing. Lances friend should change the atm pin.

Explanation:

Shoulder browsing is a technique that consists in looking over people's shoulder to get information like PINs and passwords. Because of this, this is what the person watching Lance's friend is doing.

Also, what Lance's friend should do is to change the pin because as the person already stole it, he can use it to withdraw the funds in his account. So, he has to change it to avoid that.