From the Thrift Savings Plan:
USPS Cyber Intrusion — (November 10, 2014) We have been notified of the cyber intrusion incident experienced by the U.S. Postal Service. This incident does not affect your Thrift Savings Plan account. If you are a Postal employee and need additional information, please contact the Postal Service Human Resources Shared Services Center at 1-877-477-3273 and choose option 5 (option 1 for TDD/TTY). As a reminder, you can always visit the TSP Security Center for information regarding on line security.
Read more: TSP: Plan News and Announcements.