Summary: Microsoft has announced the end of support for Exchange Server 2016 and 2019 on October 14, 2025, leading to significant security, compliance, and operational risks for organizations still using these versions. Businesses must prepare for this transition by considering upgrades to newer versions or migrating to cloud-based solutions like Microsoft 365 or Google Workspace. Ignoring the end of support could expose organizations to vulnerabilities and increased operational costs.
Affected: Microsoft Exchange Server users
Keypoints :
- End of support means no security patches, leaving systems vulnerable to attacks.
- Options for businesses include upgrading to Exchange Server Subscription Edition or migrating to Exchange Online or Google Workspace.
- Planning and execution of migration are essential to mitigate risks and ensure business continuity.
Source: https://thehackernews.com/2025/02/microsoft-end-of-support-for-exchange-2016-and-exchange-2019.html