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 ...

Researchers found attackers using fake CAPTCHA pages. Users should never run PowerShell or Windows commands requested by ...

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

Security tooling is not written in a single language. Python powers most automation. C sits at the exploit layer. PowerShell ...

Ongoing research into AI agent framework security identified an exploit chain in AutoGen Studio (AutoGen’s open-source prototyping user interface) that allows untrusted web content rendered by a ...

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 ...

In a report this week, ESET tracks 35 separate Gamaredon spear-phishing campaigns against Ukraine carried out last year. In ...

Throughout 2025, the Russia-aligned Gamaredon threat group exclusively targeted governmental and military institutions in Ukraine. Gamaredon operators developed and deployed six new malicious ...

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

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