A crucial Windows security certificate just expired - how to check your PC

A crucial Windows security certificate just expired - how to check your PC ...
Windows Latest

OEMs reveal Windows 11 Secure Boot fix after deadline passes, here’s how to update your PC

HP, Dell, ASUS, Lenovo, MSI and Acer have published Secure Boot certificate guides. Here's what each PC manufacturer says you ...
Microsoft

Photo ZIP campaign targeting hospitality industry delivers Node.js implant for persistent access

Microsoft Threat Intelligence identified an active multi-stage intrusion campaign targeting hospitality organizations in ...
Microsoft

StealC and Amadey: Breaking down infostealers and the cybercrime services that deliver them

On June 24, 2026, Microsoft’s Digital Crimes Unit (DCU) facilitated the takedown, suspension, and blocking of domains that ...
LinkedIn

Updating Windows Secure Boot Certificates for Proxmox-hosted Windows Virtual Machines

This runbook documents a safe process for remediating the Windows Secure Boot certificate expiration / Microsoft UEFI 2011-to-2023 certificate transition for a Windows virtual machine running on ...