Tag Archives: certificate transparency

DHS’ Christopher Krebs Issues Directive to Address Domain Name System Tampering Campaign

The Department of Homeland Security has released an emergency directive to guide federal agencies how to address Domain Name System tampering activities. Attackers compromise DNS by targeting user credentials, altering DNS records and accessing valid encryption certificates that allow them to decrypt the redirected traffic, Christopher Krebs, director of DHS’ Cybersecurity and Infrastructure Security Agency, wrote in the directive released Tuesday.

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