01899nam 2200445 a 450 991069388820332120040405072627.0(CKB)4970000000021526(OCoLC)54882974ocm54882974(OCoLC)994970000000021526(EXLCZ)99497000000002152620040405d2001 ua 0engurmn||||||txtrdacontentcrdamediacrrdacarrierCritical infrastructure protection[electronic resource] significant challenges in safeguarding government and privately controlled systems from computer-based attacks /statement of Joel C. Willemssen, Managing Director, Information Technology Issues[Washington, D.C.] :U.S. General Accounting Office,[2001]Testimony ;GAO-01-1168 TTitle from title screen (viewed on Mar. 31, 2004)."For release ... September 26, 2001."Paper version available from: General Accounting Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.Includes bibliographical references.Critical Infrastructure ProtectionComputer securityGovernment policyUnited StatesInformation technologySecurity measuresUnited StatesInformation storage and retrieval systemsSecurity measuresUnited StatesComputer securityGovernment policyInformation technologySecurity measuresInformation storage and retrieval systemsSecurity measuresWillemssen Joel C1382448United States.General Accounting Office.GPOGPODOCUMENT9910693888203321Critical infrastructure protection3427720UNINA