ThreatsDay Bulletin covers this week’s cyber threats, from phishing and ransomware to exposed AI systems, sandbox flaws, and ...

A new PowerShell-based Hyper-V health tool goes beyond replication status to estimate whether a VM is actually ready for a successful failover.

Gamaredon hacking group escalated its decade-long espionage campaign against Ukraine in 2025, exploiting a weaponized WinRAR ...

A security analyst at a large enterprise recently found sensitive HR documents being copied into a Microsoft Teams channel ...

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