Top Linux News, Advisories, How-tos, and Feature Releases (original) (raw)

Security Depends On More Than Just The Operating System Hero Esm H370

Cron Hero Esm H370

Distro Advisories For This Week

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Siem Architecture Hero Esm H350

Linux Security 3

Latest Linux Security News

Freedp Hero Esm H450

FreeRDP 3.27 Raises the Baseline for Secure Remote Access

Simplehelp Hero Esm H208

Security Vulnerabilities

security advisoryremote access

Jun 16, 2026

SimpleHelp Authentication Bypass Exposes Remote Access Security Risk

Remote support platforms sit close to the systems attackers want most: administrator workflows, technician accounts, and managed endpoints. That is why the SimpleHelp OIDC flaw is more serious than a routine authentication bypass vulnerability. For o...

Cisco Sd Wan Hero Esm H208

Network Security

security advisorycritical

Jun 16, 2026

Cisco SD-WAN Vulnerability: Why Security Starts With the Management Plane

For those of us who live and breathe Linux and open-source infrastructure, the "management plane" is usually just a collection of familiar tools—SSH, APIs, and centralized orchestration. But in the world of proprietary enterprise networking, the mana...

HOWTOs

Reduce Attack Surface Of Public Linux Servers Hero Esm H200

How to Secure My Network

network securityLinux administration

Jun 10, 2026

How to Find and Secure Exposed Services on Linux

Open ports have a way of accumulating over time. A test environment gets deployed and never removed. An administrative interface is exposed for troubleshooting and left in place. A database that was supposed to listen internally ends up reachable fro...

How To Remove Malicious Cron Esm H200

How to Secure My Network

security advisoryintrusion detection

Jun 09, 2026

How to Find and Remove Malicious Cron Jobs on Linux

A compromised Linux server can continue running malware long after the initial intrusion. One of the most common persistence techniques is a malicious cron job that silently downloads payloads, restarts malware, or re-establishes attacker access ever...

7.Locks HexConnections Esm H200

How to Secure My Network

access controlLinux administration

Jun 05, 2026

How to Harden SSH on Linux After Disabling Password Authentication

Most SSH hardening advice ends at the same recommendation: Disable password authentication and use SSH keys.

Detect Unauthorised Ssh Keys Hero Esm H200

How to Secure My Network

security advisoryremote access

Jun 03, 2026

How to Detect Unauthorized SSH Keys on Linux Systems

Most of the time, nobody notices. SSH authentication succeeds, no alerts are generated, and the connection looks exactly the way it did the day the key was installed. That's part of the problem.

IDS VS IPS Esm H200

How to Secure My Network

intrusion detectionapplication security

Jun 01, 2026

Linux IDS vs IPS: Operational Differences and Deployment Tradeoffs

The wrong IPS rule can look like a security fix right up until it becomes an outage.

What got you started with Linux?

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Self-taught through trial and error (78.65%)

Formal training or courses (4.49%)

A job that required it (4.78%)

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