North Korea-linked ScarCruft’s Ruby Jumper uses Zoho WorkDrive C2 and USB malware to breach air-gapped systems for ...

North Korean hackers are deploying newly uncovered tools to move data between internet-connected and air-gapped systems, spread via removable drives, and conduct covert surveillance.

IntroductionIn December 2025, Zscaler ThreatLabz discovered a campaign linked to APT37 (also known as ScarCruft, Ruby Sleet, and Velvet Chollima), which is a DPRK-backed threat group. In this campaign ...

I was asked recently to migrate SharePoint site designs and site scripts to a new tenant. In this post all the steps including exporting the site designs and site scripts before importing them. All ...

Struggling with Microsoft Teams installation errors on Windows 11? Get step-by-step fixes for common issues like 0x80070005, 80070422, and more. Quick, effective troubleshooting to get you back to ...

Who is knocking at the Dohdoor? Digital intruders with possible links to North Korea have been infecting US education and healthcare sectors with a never-before-seen backdoor since at least December, ...

Microsoft has issued a new optional preview update for Windows 11, giving users an early look at improvements expected to ...

If Security Center is turned off or missing, Windows cannot correctly show your protection status in the Windows Security app. This usually means the ...

A convincing lookalike of the popular Huorong Security antivirus has been used to deliver ValleyRAT, a sophisticated Remote Access Trojan (RAT) built on the Winos4.0 framework, to users who believed ...

Struggling with Microsoft Edge Winaero Tweaker Settings Error? Discover proven, step-by-step fixes to resolve it quickly, ...

Microsoft Edge Organize Tabs uses AI to auto-group tabs by topic and color. Here’s a hands-on test of how well it organizes 40+ messy tabs.