DHS Network Intrusion Was Twice Ruled a False Positive Before Breach Confirmed

Defense One – Department of Homeland Security personnel twice dismissed signs of cyber intruders inside the agency’s Homeland Security Information Network as harmless activity, allowing hackers to remain undetected inside for weeks and eventually steal credential files, according to an internal incident readout viewed by Nextgov/FCW.

🔒 Members Only · Cyber & AI BriefYou’ve reached the member portion of this brief.Members read the full analysis and the source documents in every Brief, six days a week.