The Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance to help IT administrators harden Microsoft Exchange servers on their networks ...

There are still thousands of cyberattacks targeting zero-day security vulnerabilities in Microsoft Exchange Server every single day as cyber criminals attempt to target organisations that have yet to ...

Yesterday was Microsoft’s big “Patch Tuesday,” which unleashed various security updates against 56 new vulnerabilities. This rounds out the year with a whopping total of 1,139 vulnerabilities fixed ...

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name.

Starting in March, Frontline Worker and Kiosk–only mailboxes lose EWS access Microsoft is getting serious about the end of ...

Microsoft on Thursday cleared up the mystery surrounding its next Exchange Server release plans, as described in an "Exchange Server Roadmap Update" announcement. Like SharePoint Server and Project ...

Vast swathes of companies were likely compromised before patches were applied, so the danger remains. The patching level for Microsoft Exchange Servers that are vulnerable to the ProxyLogon group of ...

For most companies, Microsoft Outlook is the default email service within the network because it automatically configures itself with the Exchange server that manages all the email accounts in the ...

Microsoft is automatically enabling Windows Extended Protection on Exchange servers after installing this month's 2024 H1 Cumulative Update (aka CU14). Extended Protection (EP) will automatically be ...

This article provides possible solutions to the problem in which Outlook cannot connect to the Exchange mailbox. This issue occurs when a user moves his mailbox from one Microsoft Exchange Server to ...

Just weeks after the disclosure of a series of critical zero-days in Microsoft Exchange Server caused consternation in the cyber community, Microsoft has patched four new vulnerabilities in the same ...

Microsoft Exchange Server is one of the most popular email servers in the business world, in part due to its compatibility with the Microsoft Outlook email client. While you can usually remove ...