Online brokerage TD Ameritrade Holding Corp. announced today that a hacker broke into one of its databases and stole personally identifying information for some of its 6.3 million customers.

An online advisory and letters to account holders disclosed that names, e-mail addresses, phone numbers and home addresses were taken in the data breach. Client assets, along with user IDs, personal identification numbers and passwords, were not stored in the compromised database.

Full Story at informationweek.com