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

The Gaslight macOS malware from a North Korean cluster doesn't bypass AI analysis platforms yet, but its 38-message prompt injection cascade makes the direction of travel clear. Here's why this ...

The malware program has been deployed across multiple sectors since April, helping to provide initial access sold to ransomware gangs.

None ...

The new open-source project could serve as the basis for a future of apps with features as complex as Slack, Discord, or Google Docs—but with added protection against surveillance. So one group of ...

A new ransomware operation named ‘Prinz Eugen’ prioritizes recently modified files for encryption and leaves no ransom note on the system. An investigation from Threatdown, the former corporate ...

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

ThreatsDay Bulletin covers AI abuse, poisoned packages, phishing, macOS attacks, SD-WAN flaws, scams, and supply-chain ...

A new backdoor dubbed Mistic has been observed in financially motivated attacks targeting organizations in the insurance, ...

If you’ve read anything about technology in the last few years, you may have seen the term “encryption” floating around. It’s a simple concept, but the realities of its use are enormously complicated.

MoUsoCoreWorker.exe or USOCoreWorker.exe are replacement programs for the wuauclt.exe command in Windows 11/10. The programs are responsible for checking for updates in the background and hence are ...