COA labels are small stickers carrying Microsoft product key codes, which can then be used to activate products sold as ...

A Florida woman was sentenced to 22 months in prison for running a massive years-long scheme to traffic thousands of stolen Microsoft Certificate of Authenticity (COA) labels.

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...

A fake company bought a valid EV certificate, signed malware, and helped criminals keep remote access to enterprise PCs.

Updated firmware trust chains strengthen rootkit protection and zero-trust infrastructure security.

Microsoft is taking its time with the boot certificate rollout, but you don't have to. Activate the latest UEFI CA 2023 right now.

Microsoft's Secure Boot certificates expire in June and need to be replaced. Microsoft provides a guide for server admins.

Microsoft has also promised a speedier certification process for app developers. “Beginning Oct. 18, the Windows Store team has committed to no more than five days for initial certification, with many ...

Microsoft on Monday released a Secure Boot update ahead of the expiry of a root certificate first issued in 2011, warning ...

In a new blog post, Microsoft has revealed some new security additions to Outlook.com, the company’s new email service. Microsoft announced two new security features that will help fight common ...

The February Windows update preview is extensive. It includes new Secure Boot certificates and app and settings backups.