As Exchange Server 2016 approaches its end of extended support on October 14, 2025, organizations using Exchange Server 2019 will need to plan for decommissioning their 2016 environments. This guide outlines the key steps and considerations for removing Exchange 2016 from an environment that already has Exchange 2019 installed. Why Decommission Now? If you plan to [...]
It’s mid-December and there is lots of good news heading into the end of 2023.Microsoft is not releasing any December Exchange Server CUs or SUs, a welcome break for those with vacations scheduled!We are officially launching our new security product, “Z-Day Guard for Exchange Servers”.It’s simple to install, easy to use, and extremely powerful, giving [...]
Exchange Server admins can take a break to enjoy the upcoming holidays! There are no security updates (SUs) for Exchange Server 2019 and 2016 this month. Exchange Server 2019: CU14 Delayed to Jan 2024 Microsoft released a blog to clarify the status of cumulative updates for the on-premises email platform. Administrators expecting the release of [...]
TORONTO - Dec. 11, 2023 - Messageware Incorporated, a leader in cybersecurity solutions, today announced the launch of Z-Day Guard for Microsoft Exchange Server (Z-Day), a cutting-edge security product designed specifically for Microsoft Exchange Servers. Z-Day represents a significant advancement in protecting against zero-day attacks and unauthorized server access. Z-Day employs innovative File and Virtual Directory Integrity Monitoring to [...]
Microsoft has released Security Updates (SUs) for vulnerabilities found in: Exchange Server 2019 Exchange Server 2016 SUs are available for the following specific versions of Exchange Server: Exchange Server 2019 CU12 and CU13 Exchange Server 2016 CU23 The November 2023 SUs address vulnerabilities responsibly reported to Microsoft by security partners and found through Microsoft’s internal processes. These vulnerabilities affect [...]
Microsoft Exchange is currently under threat due to four newly discovered zero-day vulnerabilities, which attackers can exploit remotely to execute arbitrary code or disclose sensitive information on affected installations. These vulnerabilities were disclosed by Trend Micro's Zero Day Initiative (ZDI) on September 7th and 8th, 2023. Despite their potential threat, Microsoft has chosen to delay [...]
Software Release – EPG 3.7.6 Toronto, Canada – October 24th, 2023: Messageware Incorporated, the leader in Microsoft Exchange security and productivity tools, announced a major update of their flagship product Messageware Exchange Protocol Guard (EPG). The following updates are now available for customers and trial users: Messageware EPG 2019 v3.7.6 Messageware EPG 2016 v3.7.6 Messageware EPG [...]
Microsoft has released Security Updates (SUs) for vulnerabilities found in: Exchange Server 2019 Exchange Server 2016 SUs are available for the following specific versions of Exchange Server: Exchange Server 2019 CU12 and CU13 Exchange Server 2016 CU23 The October 2023 SUs address vulnerabilities responsibly reported to Microsoft by security partners and found through Microsoft’s internal processes. Although we are [...]
Who’s probing your Exchange Server? Today’s systems reveal more information to the internet than intended. If you have an internet facing Exchange Server, it is being probed to discover its specifications, vulnerabilities, and weaknesses. RELATED: Watch a video on High Volume Attacks attacks on Exchange Server Hackers Hackers probe Exchange Servers to identify weaknesses or [...]
Important: The Aug 8 SU has been withdrawn and re-released by Microsoft due to installation issues in some environments. For more information and what to do if you installed Aug 8 SUv1 you can refer to the Microsoft blog article here: Re-release of August 2023 Exchange Server Security Update packages - Microsoft Community Hub. Otherwise, proceed [...]
Microsoft has re-released Security Updates (SUs) for vulnerabilities found in: Exchange Server 2019 Exchange Server 2016 SUs are available for the following specific versions of Exchange Server: Exchange Server 2019 CU12 and CU13 Exchange Server 2016 CU23 More information from Microsoft about the re-release is available here. The following table describes the actions you need to take based on [...]
UPDATE: Microsoft re-released the SU on August 15th, 2023. See more details here. The August 2023 SUs address vulnerabilities responsibly reported to Microsoft by security partners and found through Microsoft’s internal processes. Although we are not aware of any active exploits in the wild, our recommendation is to immediately install these updates to protect your [...]
Microsoft released security updates for Exchange Server on June 14, 2023. While no active threats are currently known to be exploiting these vulnerabilities, IT admins should prioritize patching them as soon as possible. One of the most critical vulnerabilities is a bypass of fixes for two Exchange Server remote code execution bugs. This vulnerability exists [...]
Microsoft has confirmed that there are massive issues and outages across Exchange, Outlook, Teams, and OneDrive. The company is currently investigating the cause of the outage and has not yet provided an ETA for when it will be resolved. In the meantime, users are experiencing problems with sending and receiving emails, accessing files, and using [...]
The recent disruption to Microsoft 365 services resulted in users being unable to access their apps for the sixth time this year. Users had reported difficulties in accessing their Outlook mailboxes, and connection attempts to Microsoft 365 servers were unsuccessful. The company acknowledged these issues in a notification, stating, "User reports indicate that the disruption [...]
Microsoft has recently announced its intention to make Edge the default browser for opening web links from the Outlook application. According to the article, this update will affect users of Microsoft 365 services, meaning that any links clicked within the Outlook for Windows app will automatically open in Edge. The originating email with the link [...]
Toronto, Canada – May 3rd, 2023: Messageware Incorporated, the leader in Microsoft Exchange security and productivity tools, announced a new version of their flagship product Messageware Exchange Protocol Guard (EPG). The latest version enhances Exchange Server security with official integration of Spamhaus threat intelligence data feeds. These feeds provide highly accurate, real-time data about systems [...]
The March 2023 SUs address vulnerabilities responsibly reported to Microsoft by security partners and found through Microsoft’s internal processes. Although we are not aware of any active exploits in the wild, our recommendation is to install these updates immediately to protect your environment. Official announcement can be found here. Microsoft has released Security Updates (SUs) for [...]
We’ve seen a wave of cyberattacks and data breaches that swept across the globe with multiple zero-day exploits discovered in Exchange Online and On-premises. Microsoft is urging admins to protect their Exchange Servers by keeping Exchange servers updated with the latest CUs and SUs. “Attackers looking to exploit unpatched Exchange servers are not going to go away.” [...]
Microsoft is looking into another global outage that has impacted Exchange Online, its cloud-based email system. The Microsoft 365 Status Twitter feed reported “impact is specific to users who are served through the affected infrastructure in North America, Europe, and the United Kingdom.” The thread continues, "We're investigating an issue wherein users may be unable [...]
