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Over three days Pwn2Own hacking context, numerous vulnerabilities were found across a range of popular tech services.

In an effort to delegitimize noted security researcher KrebsOnSecurity, Microsoft Exchange Server hackers are using domains mimicking the researcher.

Microsoft says many companies potentially affected by an Exchange Server attack have not patched and cannot be contacted.

Microsoft is investigating whether a leak happened that gave attackers access to PoC code for Microsoft Exchange Server vulnerabilities.

In the wake of Microsoft Exchange Server attacks, Microsoft is taking the rare step of patching older versions of the service.

Joe Biden’s administration has set up a taskforce to monitor the ongoing Microsoft Exchange Server attacks, which are currently ongoing.

With hundreds of thousands more Microsoft Exchange Server customers at risk, Microsoft is releasing a tool to help organizations.

Researchers says two new PowerShell backdoors were used against a Microsoft Exchange server of a Kuwait organization.

Microsoft has aligned the end-of-support for Exchange Server 2010 with the cutoff for SharePoint Server 2010 and Office 2010.

Russia-linked hackers are thought to have been targeting Microsoft Exchange servers since 2014, including political attacks in the Middle East, Brazil, and Eastern Europe.

The company has sent out cumulative updates and update rollups for the last four versions of Exchange Server, including Exchange 16. The releases focus on clearing up problems from previous roll outs.

Major Microsoft Exchange flaw impacts almost 100K servers, allowing attackers to bypass security and potentially steal data.

Microsoft links delays to a "Server busy" error ('451 4.7.500') and ties it to infrastructural challenges.

Microsoft Exchange Server's PrivExchange vulnerability lets a regular user escalate their privilege to administrator, gaining access to dangerous information and tools.

Microsoft's Office 2019 Server products are now available to all, though Exchange users will need a copy of the now recalled Windows Server 2019.

Microsoft left an Azure server with Bing search data exposed due to missing password protection.

Microsoft is phasing out EWS for the Graph API to enhance security and efficiency for developers and users.

With the phasing out of support for Skype for Business servers, Teams Rooms support will now be aligned with the Teams Desktop for Exchange server setup.

Microsoft is updating its Exchange Online SMTP relay requirements on November 1 to improve security for business customers.

Microsoft says Exchange Online users who still use Basic Auth are at risk from more frequent password spraying attacks.