Linux Kernel Vulnerability Let Attackers Escalate Privilege
A newly discovered vulnerability, CVE-2024-53141, in the Linux kernel’s IP sets framework has exposed a critical security flaw that allows local attackers to escalate privileges…
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Why Your Castle Isn’t Enough: Security Must Look Beyond the Perimeter
The traditional “castle-and-moat” model of cybersecurity is outdated. Firewalls, endpoint protection and segmentation are all still important. But if you think they’re enough to stop…
YouTube Marketing Lesson From RSA Conference 2025
Cybersecurity Ventures recently asked AI “Why use YouTube for marketing?” and it replied “YouTube is a powerful marketing tool because of its vast user base,…
Multi-Stage Malware Attack Uses .JSE and PowerShell to Deploy Agent Tesla and XLoader
A new multi-stage attack has been observed delivering malware families like Agent Tesla variants, Remcos RAT, and XLoader. “Attackers increasingly rely on such complex delivery…
Levels of Awareness | Daniel Miessler
I think there are two primary levels of awareness possible for modern humans. There are those who don’t think about why they want what they…
Cisco Webex bug lets hackers gain code execution via meeting links
Cisco has released security updates for a high-severity Webex vulnerability that allows unauthenticated attackers to gain client-side remote code execution using malicious meeting invite links.…
Using Passive DNS To Trace Command And Control Infrastructure
Passive DNS has emerged as a critical tool for cybersecurity professionals seeking to identify and track malicious command and control (C2) infrastructure. By creating a…
When Security Gets Too Complicated: A Return to Basics
In the cybersecurity industry, we’ve become obsessed with complexity. Every conference showcase features dazzling new AI-infused solutions, quantum-resistant algorithms, and blockchain-secured systems promising to revolutionize…
Sonicwall SMA100 vulnerability exploited by attackers (CVE-2021-20035)
CVE-2021-20035, an old vulnerability affecting Sonicwall Secure Mobile Access (SMA) 100 series appliances, is being exploited by attackers. Sonicwall confirmed it by updating the original…
U.S. CISA adds Apple products and Microsoft Windows NTLM flaws to its Known Exploited Vulnerabilities catalog
U.S. CISA adds Apple products and Microsoft Windows NTLM flaws to its Known Exploited Vulnerabilities catalog Pierluigi Paganini April 18, 2025 U.S. Cybersecurity and Infrastructure…
Life > Fear | Daniel Miessler
I recently decided to give Xobni for GMail a try. It does some wicked integration between your Google contacts, Facebook, LinkedIn, etc. Basically, the idea…
A Social Media Security Model
I am often asked how I handle handle security while using social networks. This post serves as my answer in image and bullet form. I…