With the Congressional Oversight and Government Reform Committee taking a fresh look at the privacy and security risks posed by using LimeWire and other peer-to-peer file-sharing applications, now is a good time for both home and office users of these services to reassess the safety of their own sensitive data. Committee members last month directed Mark Gorton, chairman of The Lime Group, which owns LimeWire; U.S. Attorney General Eric H. Holder Jr.; and Jon Leibowitz, chairman of the U.S. Federal Trade Commission, to prepare for new hearings on peer network security.