The hack that embarrassed U.S. retailer Target and left millions of customers credit card information naked and exposed wasnt particularly complex or all that elaborate, according to new investigation. It only worked because, for some reason, Target didnt react to the safeguards it put in place. Bloomberg Businessweek spoke with over 10 Target employees who were privy to the companys data security protocol and eight people with specific knowledge of the hack and came away with a less than flattering picture of Targets approach to security. The story basically says that Target was sitting on its hands while it was being hacked to smithereens. Businessweek explains: