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Advisories
SUSE Micro 5.5 rust-keylime Important Security Update 2026-2807-1
An update that solves eight vulnerabilities and has one security fix can now be installed.
SUSE Systemd Moderate Escape To Host Vulnerability Report 2026-2809-1
An update that solves one vulnerability and has three security fixes can now be installed.
openSUSE systemd Moderate Escape-to-Host Vulnerability 2026-2809-1
An update that solves one vulnerability and has three security fixes can now be installed.
openSUSE glib-networking Moderate Infinite Loop Issue SUSE-SU-2026-2810-1
An update that solves one vulnerability can now be installed.
SUSE glib-networking Moderate Infinite Loop Vulnern 2026-2810-1
An update that solves one vulnerability can now be installed.
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Featured Articles
Network Security Monitoring: Common Linux Monitoring Gaps That Hide Threats
If you’re relying on standard network logs to protect your Linux infrastructure, you’re flying...
How to Detect Unauthorized SSH Key Usage on Linux Systems
SSH persistence usually does not look malicious at first. The login succeeds normally, the session...
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Monitoring East-West Traffic with Suricata: Finding Threats Inside Your Network
Most security teams are locked into a perimeter-first mindset. They obsess over north-south...
AryStinger: Why Thousands of Unpatched Linux Routers Are Being Weaponized
More than 4,300 internet-facing devices have been pulled into a newly documented router malware...
Does Linux Give Users a False Sense of Security? What This Year's Biggest Linux Security Incidents Actually Reveal
If more than 12 million enterprise systems can be exposed by flaws in a security control designed...
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Latest Linux Security News
GhostApproval: Why Linux Developers Should Audit AI Coding Assistant Permissions
Locking Down Linux Network Security with Private Routing Techniques
Linux runs a huge portion of today's infrastructure because it gives administrators an unusual amount of control over the system. That control extends to networking, where almost every aspect of packet flow, routing, filtering, and interface behavior...
The Hidden Cost of Enterprise SSH Authentication
We often view OpenSSH security updates through the lens of standard patch management. When a new CVE hits, we scramble to update, check our versions, and return to business as usual. But recent vulnerabilities tied to distribution-added OpenSSH GSSAP...
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HOWTOs
Detection-as-Code for Linux: Building Security Rules That Last
One of the easiest mistakes to make in detection engineering is assuming a rule keeps working simply because nobody has touched it. Most of the time, nobody removes the rule. Nobody disables it. It just gets forgotten.
How to Check Docker Container Isolation in Linux
Docker makes containers feel like separate, lightweight virtual machines. They have their own hostnames, processes, and networking—but are they actually isolated? Many administrators assume they are without ever verifying the boundaries. If you’ve ev...
How to Investigate Linux Persistence During Incident Response
You’re staring at a service or a cron job that’s giving you a bad feeling. Stop. The most dangerous thing you can do right now is act on that gut feeling alone. Linux systems are inherently noisy—package managers, configuration management, and the oc...
How to Build Behavioral Detections with eBPF on Linux
Building effective behavioral detections starts with understanding how processes behave at runtime, rather than simply collecting more logs. eBPF gives Linux security teams the visibility needed to correlate those behaviors into meaningful detections...
How to Read Linux Audit Logs During an Intrusion
When a security alert fires, the panic often sets in before the analysis. Many administrators instinctively reach for /var/log/auth.log or journalctl, but those logs tell only a partial story. They document successful logins and authentication attemp...
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