01599oam 2200445 450 991071716640332120220218093452.0(CKB)5470000002528551(OCoLC)1293732744(OCoLC)995470000002528551(EXLCZ)99547000000252855120220126d2021 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierCritical infrastructure protection Education should take additional steps to help protect K-12 schools from cyber threat: report to congressional requestersWashington, DC :United States Government Accountability Office,2021.1 online resource (ii, 37 pages) color illustrations"October 2021.""GAO-22-105024."Includes bibliographical references.Critical infrastructure protection COVID-19 (Disease)Infrastructure (Economics)Security measuresUnited StatesComputer securityUnited StatesEvaluationCyberterrorismUnited StatesPreventionEvaluationCOVID-19 (Disease)Infrastructure (Economics)Security measuresComputer securityEvaluation.CyberterrorismPreventionEvaluation.GPOGPOOCLCOGPOBOOK9910717166403321Critical infrastructure protection2658893UNINA