Russian state hackers are using a maximum-severity vulnerability in Microsoft’s Outlook’s Exchange Server to backdoor ...

The lightweight web client is going away, placing more demands on systems still clinging to Microsoft's on-prem email system.

OWAReaper malware, deployed by Russian state hackers Laundry Bear against US and European government agencies and critical-sector targets, is engineered to survive both credential rotation and full ...

Microsoft provided a brief update on Tuesday of its Exchange Server roadmap, including the news that Exchange Server Subscription Edition (SE) will be arriving in the third quarter of 2025. Once ...

Microsoft will end Exchange 2016 and 2019 security updates after October 2026, with no further ESU extension planned.

The OWAReaper implant can establish server-side mailbox permissions that remain after credentials are changed and affected ...

Organizations running Exchange Server 2019 won't be getting an H2 cumulative update (CU) this year, a Microsoft announcement this month explained. Microsoft is planning to defer the release of the ...

Microsoft has identified one of the critical vulnerabilities in Exchange Server that the company disclosed in February's Patch Tuesday update as actually being a zero-day threat that attackers are ...

Microsoft's new roadmap shows how the Exchange Server will develop. In addition to new functions, the focus is primarily on the new Subscription Edition. An updated roadmap shows what's next for ...

Microsoft warned customers today that Exchange Server 2013 will reach its extended end-of-support (EOS) date 90 days from now, on April 11, 2023. Exchange Server 2013 was released in January 2013 and ...

Once, reasonable people who cared about security, privacy, and reliability ran their own email servers. Today, the vast majority host their personal email in the cloud, handing off that substantial ...

Microsoft has reminded customers that it will stop shipping security updates for Exchange 2016 and 2019 through the Extended ...