The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

Microsoft is officially ending support for Office Online Server on December 31, 2026, marking the end of its self-hosted ...

The National Security Agency, Cybersecurity and Infrastructure Security Agency and international partners released joint guidance Oct. 30 on best practices for Microsoft Exchange server security. The ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and National Security Agency (NSA), along with international ...

Germany's infosec office (BSI) is sounding the alarm after finding that 92 percent of the nation's Exchange boxes are still running out-of-support software, a fortnight after Microsoft axed versions ...

Microsoft warned today in an updated security advisory that a critical vulnerability in Exchange Server was exploited as a zero-day before being fixed during this month's Patch Tuesday. Discovered ...