Exchange Online
The latest Exchange Online coverage — news, analysis, and updates from the WindowsNews.AI desk.
Optimizing Internal Communications with Microsoft 365 Exchange Online High Volume Email
Modern enterprise environments thrive on the rapid, reliable dissemination of information. Whether this involves pushing automated IT alerts, distributing critical system notifications, or sending...
Critical Deadline Approaching: Microsoft Exchange 2010 Public Folder Migrations End October 2025
For IT administrators and enterprise decision-makers, the final chapter in the long-running saga of Microsoft Exchange 2010’s public folders has been officially scheduled. Mark your calendars:...
Microsoft Extends Security Updates for Exchange Server and Skype for Business Until 2026: What IT Teams Need to Know
Microsoft’s recent announcement to extend security update support for Exchange Server 2016 and 2019, along with Skype for Business Server 2015 and 2019, until April 2026, marks a crucial...
Prolonged Outlook.com Outage in Germany Highlights Cloud Reliability and Sovereignty Challenges
For nearly a week, Germany’s digital and business landscape was roiled by a significant and prolonged Outlook.com outage, forcing both private individuals and businesses to confront the...
End-of-Support on Oct 14, 2025: Three Secure Migration Paths for Privacy-First Firms
With Microsoft Exchange Server 2016 and 2019 reaching end-of-support on October 14, 2025, organizations relying on these platforms face critical security and compliance decisions. This impending...
Microsoft Exchange 2016/2019 End-of-Support: Plan Your Migration Now
As Microsoft Exchange Server 2016 and 2019 approach end-of-support in October 2025, countless organizations find themselves at a digital crossroads, compelled to confront deep strategic questions...
Microsoft 365 DNS Blunder Blocks OTP Emails: Key MFA Lessons Learned
A recent Microsoft 365 DNS misconfiguration caused widespread disruption to OTP (One-Time Password) email delivery, highlighting critical vulnerabilities in cloud-based authentication workflows. For...
Microsoft 365 Direct Send Abuse: How to Protect Against Phishing Attacks
Microsoft 365's Direct Send feature, designed to simplify internal email routing, has become an unexpected security vulnerability. Recent research reveals how threat actors exploit this legitimate...
Microsoft 365 Direct Send Exploit: How Phishers Bypass Email Security
A sophisticated phishing campaign exploiting Microsoft 365's Direct Send feature has security teams scrambling to update detection rules. This lesser-known SMTP protocol, designed for internal...
Microsoft 365 Direct Send Phishing: How to Protect Your Organization
Microsoft 365 tenants across the United States have recently become the focal point of a sophisticated, widespread phishing campaign that leverages a rarely-discussed but highly impactful...
Microsoft 365 Security Upgrade 2025: Blocking Legacy Protocols for Enhanced Protection
Microsoft is taking a bold step forward in cybersecurity by announcing plans to block legacy authentication protocols across its Microsoft 365 suite in 2025. This major security enhancement, part of...
Microsoft 365 Outage Exposes Cloud Risks, Urges Hybrid Resilience Strategies
The recent Microsoft 365 outage sent shockwaves through businesses worldwide, exposing the fragility of our cloud-dependent workflows. For nearly eight hours, organizations struggled with...