The Department of Homeland Security’s (DHS) Cybersecurity and Infrastructure Security Agency (CISA) has released supplemental directions to help agencies root out and mitigate vulnerabilities in their Microsoft Exchange on-premises products. […]

The ongoing “Sunburst” cyber-espionage campaign that resulted in the SolarWinds Orion and Microsoft Exchange breaches represents a strategic failure by the U.S., rather than simple IT inadequacy, according to a report by the Atlantic Council. […]