The tag has no usage guidance.

learn more… | top users | synonyms

2
votes
4answers
486 views

A second bank card arrived with the same PIN

I recently applied for a second credit card for my partner to use on my account and was surprised when her preset PIN number turned out to be the same as mine. Coming from a development background I ...
90
votes
8answers
20k views

Why do ATMs accept any PIN?

The other day I tried to withdraw some cash from an ATM in a hurry and punched in a wrong pin. I realized that only when I hit the "ok" button, but to my surprise the ATM did not complain. It showed ...
45
votes
4answers
11k views

Detecting skimmers and other ATM traps

This question has been bothering me ever since I first heard of ATM skimmers: Instances of skimming have been reported where the perpetrator has put a device over the card slot* of an ATM ...