... Response Needed to Resolve Persistent Weaknesses. GAO-10-536T.Washington, D.C.: March 24, 2010. Information Security: IRS Needs to Continue to Address Significant Weaknesses. GAO-10-355. Washington, ... to Protect Federal Cyber Assets. GAO-10-148. Washington, D.C.: October 15, 2009. Information Security: NASA Needs to Remedy Vulnerabilities in Key Networks. GAO-10-4. Washington, D.C.: October ... Effort Needed to Consolidate and Secure Internet Connections at Federal Agencies. GAO-10-237. Washington, D.C.: March 12, 2010. Information Security: Agencies Need to Implement Federal Desktop...