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02148aam a2200421Ia 4500 001 F29D2AF4FE5E11E2B6A414D3DAD10320 003 SILO 005 20130806010419 006 m d f 007 cr mn||||||||| 008 070427s2007 dcu sb f000 0 eng d 035 $a (OCoLC)123773415 040 $a GPO $c GPO $d MvI $d SILO 043 $a n-us--- 074 $a 0546-D-01 (online) 086 0 $a GA 1.5/2:GAO-07-626 T 100 1 $a Larence, Eileen Regen 245 10 $a Critical infrastructure $h [electronic resource] : $b challenges remain in protecting key sectors : testimony before the Subcommittee on Homeland Security, Committee on Appropriations, House of Representatives / $c statement of Eileen R. Larence, David A. Powner. 246 30 $a Challenges remain in protecting key sectors 260 $a [Washington, D.C.] : $b U.S. Govt. Accountability Office, $c [2007] 300 $a 26 p. : $b digital, PDF file. 440 0 $a Testimony $v GAO-07-626 T 538 $a Mode of access: Internet from GPO Access web site. Address as of 4/26/07: http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=gao&docid=f:d07626t.pdf; current access available via PURL. 500 $a Title from title screen (viewed on Apr. 26, 2007). 500 $a "For release ... March 20, 2007." 500 $a Paper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548. 504 $a Includes bibliographical references. 650 0 $a Computer crimes $z United States $x Prevention. 650 0 $a Computer security $z United States $x Evaluation. 650 0 $a Computers $x Access control $z United States. 650 0 $a Information technology $x Security measures $z United States. 700 1 $a Powner, David A. 710 1 $a United States. $b Subcommittee on Homeland Security $b House. $b Committee on Appropriations. $b Subcommittee on Homeland Security 710 1 $a United States. $b Government Accountability Office 856 40 $u http://purl.access.gpo.gov/GPO/LPS80434 941 $a 1 952 $l USUX851 $d 20160823033813.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=F29D2AF4FE5E11E2B6A414D3DAD10320Initiate Another SILO Locator Search