Warning: Apple App store offering TSP App not sanctioned by TSP Published March 11, 2013 WESTOVER AIR RESERVE BASE, Mass. -- Warning: Apple App store offering TSP App not sanctioned by TSP -- A free iPhone App, TSP Funds, currently being offered through the Apple App store asks TSP participants for their account login information. This app is not being offered through the TSP and the TSP does not recommend using this application to access your TSP account. Providing this information could result in a security risk to your account. https://www.tsp.gov/whatsnew/plan/planNews.shtml#iPhoneApp