Huge Data Leak at Largest U.S. Bond Insurer

On Monday, KrebsOnSecurity notified MBIA Inc. — the nation’s largest bond insurer — that a misconfiguration in a company Web server had exposed countless customer account numbers, balances and other sensitive data. Much of the information had been indexed by search engines, including a page listing administrative credentials that attackers could use to access data that wasn’t already accessible via a simple Web search.