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

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

Microsoft's Azure CTO Mark Russinovich explains why Windows still says a file is 'in use' after closing the app, and what to ...

Windows 11 is packed with powerful features and hidden settings that many users overlook. Discover these lesser-known tools ...

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

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

Millions of Windows 10 PCs that can't run Windows 11 just got breathing room, as Microsoft stretches its free security update program through October 2027.

Jupyter Notebook is a tool to run and write Python code easily, showing results right away, and allowing you to combine code, charts, notes, and files in one place. You can start Jupyter Notebook ...

Microsoft is delivering tools to quickly configure Windows PCs as workstations for Windows and Linux development.

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

Learn essential Nmap commands for network scanning, port discovery, and OS detection. Complete guide with examples and a ...

JFrog found malicious npm packages that deploy a Windows RAT to steal Chrome credentials, run commands, and transfer files.