
FILE PHOTO: U.S. Department of Homeland Security emblem is pictured at the National Cybersecurity & Communications Integration Center (NCCIC) located just outside Washington in Arlington, Virginia September 24, 2010. REUTERS/Hyungwon Kang
WASHINGTON (Reuters) -The Department of Homeland Security on Tuesday required owners and operators of critical pipelines that transport hazardous liquids and natural gas to implement "urgently needed protections against cyber intrusions."
It was the second security directive issued by the department's Transportation Security Administration since May, after a hack of the Colonial Pipeline disrupted fuel supplies in the southeastern United States for days.
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