It’s official. The Home Depot HD +0.46% data breach is far larger than last year’s breach at Target TGT -0.16%. Fifty-six million cards were stolen over a five month period of time. According to the Wall Street Journal and others, the Target breach topped out at approximately 40 million cards. Given that we’re not in the middle of a busy holiday season, the thieves clearly needed more time to amass that quantity. But they got them.