A social engineer scope a target (it could be your institution) and probe potential weaknesses in the security, both physical and cyber. He finds customer account numbers, commercial account numbers and a loan application, partially filled out, teller general ledger report printouts, deposit slips, and a ripped up copy of an entire account history. If I could hook up with a bank robber, we could make off with several hundred thousand, most of it in cash! But I digress. Lets review what I found.”]
Source: https://www.cuinfosecurity.com/i-am-social-engineer-a-451