New submitter Escape From NY writes "3.6 million Social Security numbers and 387,000 credit and debit card numbers were stolen from the SC Department of Revenue. Most of the credit and debit card numbers were encrypted — all but about 16,000. There were several different attacks, all of which originated outside the country. The first they're aware of happened on August 27, and four more happened in September. Officials first learned of the breach on October 10, and the security holes were closed on October 20. This is still a developing story, but anyone who filed a SC state tax return since 1998 my be at risk. Governor Nikki Haley today signed an executive order (PDF) to beef up the state's IT security."