Could Target Have Prevented Its Security Breach?

How Target Blew It

Missed Alarms and 40 Million Stolen Credit Card Numbers

Businessweek

Less than a year before the Thanksgiving security breach in which credit-card info for 40 million shoppers was stolen en masse, Target bumped up its security staff and brought in software from a top-notch firm, FireEye, whose customers include intelligence operations worldwide. FireEye’s sophisticated system worked: It triggered alerts that malware had entered Target’s computers. Because the attack was spotted early, the whole mess could have been avoided.