01929oam 2200469Ia 450 991070157100332120260430112308.0(CKB)5470000002419376(OCoLC)780429325(DGPO)000867541(EXLCZ)99547000000241937620120319d2012 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierCybersecurity challenges in securing the modernized electricity grid : testimony before the Subcommittee on Oversight and Investigations, Committee on Energy and Commerce, House of Representatives /statement of Gregory C. Wilshusen, David C. Trimble[Washington, D.C.] :U.S. Govt. Accountability Office,[2012]1 online resource (15 pages) illustrationsTestimony ;GAO-12-507TTitle from PDF title screen (viewed Mar. 15, 2012)."For release ... February 28, 2012."Includes bibliographical references.Cybersecurity Electric power systemsSecurity measuresUnited StatesComputer securityGovernment policyUnited StatesCyberterrorismPreventionGovernment policyUnited StatesElectric power systemsSecurity measuresComputer securityGovernment policyCyberterrorismPreventionGovernment policyWilshusen Gregory C1380632Trimble David C1386330United States.Congress.House.Committee on Energy and Commerce.Subcommittee on Oversight and Investigations.United States.Government Accountability Office.GPOGPOGPOBOOK9910701571003321Cybersecurity3450374UNINA