Cybersecurity

Analysis of the ToolShell vulnerabilities and exploit code

On July 19–20, 2025, various security companies and national CERTs published alerts about active exploitation of on-premise SharePoint servers. According to the reports, observed attacks did not require authentication,...
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NICKEL TAPESTRY expands fraudulent worker operations – Sophos News

With this post, the X-Ops blog is thrilled to present research from our Sophos siblings newly joining us from Secureworks, of which CTU (the...

Kaspersky industrial threat report for Q1 2025

Trends Relative stability from quarter to quarter. The percentage of ICS computers on which malicious objects were blocked remained unchanged from Q4 2024 at 21.9%....

Web Scanning SonicWall for CVE-2021-20016 – Update

I published on the 29 Apr 2025 a diary on scanning activity looking for SonicWall and since this publication this activity has grown...

Patch Tuesday, May 2025 Edition – Krebs on Security

Microsoft on Tuesday released software updates to fix at least 70 vulnerabilities in Windows and related products, including five zero-day flaws that are already...

Two years’ jail for down-on-his-luck man who sold ransomware online

What do you do if you're down on your luck?Maybe you struggled at school through no fault of your own. Perhaps you didn't manage...

MalwareTech – Darknet Diaries

Full Transcript MalwareTech was an anonymous security researcher, until he accidentally stopped WannaCry, one of the largest ransomware attacks in history....
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