The names, addresses and Social Security numbers of about 43,000 TSP participants were compromised, as were the Social Security numbers and TSP-related information of 80,000 others, according to FRTIB.
The board said it sent notification letters on May 25 to participants whose personal information was affected.
“The FRTIB and our service provider have been working to avoid future incidents. Steps taken include an immediate shutdown of the compromised computer, a response team that is conducting a systemwide review of all computer security procedures, and further enhanced computer security,” according to the FAQ.
TSP participants who had personal information compromised have the option to enroll in a free credit monitoring service for one year through Kroll, Inc.