Microsoft is investigating an ongoing outage preventing Outlook on the web users from accessing their Exchange Online ...

Microsoft has rushed out emergency updates to address four zero-day flaws affecting Microsoft Exchange Server versions 2013, 2016, and 2019. Threat actors have been observed exploiting the ...

Microsoft says that Exchange Server versions 2013, 2016, and 2019 are impacted, but not Exchange Online — details on the patches are available at this link. Microsoft also published an extensive ...

Microsoft says it partially mitigated a week-long Exchange Online outage causing delays or failures when sending or receiving ...

Create a backup restore and recovery strategy to quickly repair Exchange Server data and services if disaster strikes.