The Target Corp. breach exposed up to 40 million U.S. debit and credit cards. How the attackers were able to penetrate Target’s network may never be known. Many readers have offered detailed responses to our stories about the massive breach, weighing in with theories and suggestions for action. Industry analysts say the breach has “gotten way out of control,” IDC’s Mike Versace says. “My guess is that the bad guys in this case have distributed computed resources sufficient to successfully complete a brute force attack on the encrypted data in time””]
Source: https://www.databreachtoday.com/blogs/strong-reactions-to-target-attack-p-1600