How to check your Windows PC for expiring security certificates - a big one is ending soon ...

Windows 11 March 2026 Patch Tuesday update adds Emoji 16.0, Sysmon, network speed test, reliability improvements, and security fixes.

Microsoft is rolling out "Secure Boot Allowed Key Exchange Key (KEK) Update," which requires a system reboot to finish ...

A recent incident led Microsoft to identify an issue with its Exchange Online service that mistakenly flagged legitimate emails as phishing and quarantined them. "Some users' legitimate email messages ...

EWS doesn't deliver security, scale and reliability to today's standards It will be shut down for cloud environments from April 2027 'Scream tests' will help show any dependencies Microsoft has ...

Thousands of Microsoft users reported an outage on Thursday afternoon. Microsoft 365, Exchange, Outlook, Teams and the Microsoft Store were all offline, according to Downdetector, with the reports ...

Microsoft indefinitely cancels Exchange Online mailbox external recipient rate limit, removing fixed daily caps. Static recipient limits conflicted with automated notifications and ...

Before installation, it’s crucial to understand that Microsoft Graph is a RESTful web API that integrates various Microsoft services. You only need to authenticate once to access data across these ...

Microsoft Exchange is a wildly popular threat target, with dangers exacerbated by the tech giant's end support for Exchange 2016 and 2019 last month. Now those email servers won't receive necessary, ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening. Explore Get the web's best business technology ...

Best practices include a focus on hardening user authentication and access, ensuring strong network encryption, and minimizing application attack surfaces. Cyber agencies from three countries ...

Microsoft has reminded that Exchange Server 2016 and 2019 reached the end of support and advised IT administrators to upgrade servers to Exchange Server SE or migrate to Exchange Online. According to ...