ATM Vulnerabilties Enable Cash Withdrawal Without Debit

1. One would have come across the reports in news papers, how the ATM was targeted and cash looted by robbers or hoe they skimmed off your account off some cash when you didn't bother about the guy standing behind you inside the ATM observing you entering the PIN (Shoulder Surfing).
2. There were instances of a key logging device pasted over the Keypad that would transmit all ATM PINs entered to the hacker.
3. Can you beat this  " Withdraw the Cash Legitimately without getting it debited FROM OUR ACCOUNT"
4. Yes.
5. The modus Operandi is very simple. After You have entered the PIN and amount required to be withdrawn, you just block the cash dispensing opening. The machine will take it as fault in delivery mechanism and reverse the debited amount. However your cash would have been dispensed by then.
6. This kind of fraud has been reported in Bangalore by a security firm against bank employees, though no arrest has been made in tis connection so far.