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Linux Audit

@linuxaudit

Everything about Linux Security: Auditing, Hardening and Compliance. Blog posts from the people behind Lynis and Rootkit Hunter; keeping your systems secure!

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Joined February 2014
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Finding #setuid #binaries on Linux and BSD linux-audit.com/finding-setu… #audit
Finding setuid binaries on Linux and BSD

Finding setuid binaries on Linux and BSD

To perform a basic audit of the binaries on your system, we can search for setuid binaries. Finding these setuid binaries is easy with the find command.

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Troubleshooting guide for #Lynis linux-audit.com/troubleshoot…
Troubleshooting guide for Lynis

Troubleshooting guide for Lynis

Troubleshooting Lynis. This document helps with solving most common issues experienced when running Lynis.

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Auditing Linux: #Software Packages and Managers linux-audit.com/auditing-lin… #audit #linux #package #security
Auditing Linux: Software Packages and Managers

Auditing Linux: Software Packages and Managers

Article about how to audit and check installed software packages and their security by using the related package managers.

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Become a #Linux auditor: tips to start with auditing the Linux platform linux-audit.com/become-a-lin… #auditor
Become a Linux auditor: tips to start with auditing the Linux platform

Become a Linux auditor: tips to start with auditing the Linux platform

Guide to become a Linux auditor in just a matter of minutes. Focus on how to determine running processes, installed software or possible vulnerabilities.

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Do NOT use #Linux #hardening checklists for your servers linux-audit.com/do-not-use-l…
Do NOT use Linux hardening checklists for your servers

Do NOT use Linux hardening checklists for your servers

The solution to avoid using Linux hardening checklists for your servers is simple. With proper automation and regular checks, checklists could be avoided.

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Beginners Guide to #nftables Traffic Filtering linux-audit.com/nftables-beg… #firewall #iptables #linux #nft
Beginners guide to traffic filtering with nftables

Beginners guide to traffic filtering with nftables

The replacement of iptables is known as nftables. In this article, we learn to install nftables and configure it, to secure your Linux systems.

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Secure Software Development: CII Best Practices linux-audit.com/secure-softw… #quality #softwaredevelopment
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Security Program: Implementing #Linux Security linux-audit.com/security-pro… #linuxsecurity
Security Program: Implementing Linux Security

Security Program: Implementing Linux Security

We have a look at implementing Linux security in IT environments and the related success criteria. Let's plan for success and get those measures implemented!

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PCI DSS (v3) Linux: Restrict log file viewing (A.1.2.d) linux-audit.com/pci-dss-v3-l… #compliance #filepermissions
PCI DSS (v3) Linux: Restrict log file viewing (A.1.2.d)

PCI DSS (v3) Linux: Restrict log file viewing (A.1.2.d)

Linux users who want to compliant with PCI DSS have to restrict log file viewing to only the owner. Learn how to achieve this.

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Security Defenses to Fortify your Linux Systems linux-audit.com/security-def… #auditing #fileintegrity #risks
Security Defenses to Fortify your Linux Systems

Security Defenses to Fortify your Linux Systems

Your Linux systems should be protected against common security attacks. By using 4 common techniques, we can fortify our systems like a real fortress.

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PCI DSS (v3) Linux: No write access to shared system #binaries (A.1.2.c) linux-audit.com/pci-dss-v3-l… #compliance #linux
PCI DSS Linux: No write access to shared system binaries

PCI DSS Linux: No write access to shared system binaries

PCI compliance demands that no write access is allowed to shared system binaries. Let's use several tools to determine if write access is allowed.

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The Most Influential Linux Security Blogs linux-audit.com/the-most-inf… #blog #linuxsecurity
The Most Influential Linux Security Blogs

The Most Influential Linux Security Blogs

Linux security is hot, yet blogs about Linux security are rare. Besides our own blog, here are the most influential bloggers and developers we know.

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How to use #grep (with examples) linux-audit.com/grep-command… #examples #grepcommand #howto
How to use grep (with examples)

How to use grep (with examples)

Grep is a powerful utility on Linux. Want to get more out of the tool? This article will show you how to use it including many practical examples.

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Configure the minimum password length on #Linux systems linux-audit.com/configure-th… #authentication #PAM #passwords
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The Non-Technical Changelog: Insights of 6 Months Development linux-audit.com/non-technica… #lynis #opensource

The Non-Technical Changelog: Insights of 6 Months Development

The lessons we learned about open source during the last 6 months, while developing our security auditing tool Lynis. Apply these insights to your projects.

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Mosh, the #SSH Alternative Option for System Administration linux-audit.com/mosh-ssh-alt… #mosh #systemadministration
Mosh, the SSH Alternative Option for System Administration

Mosh, the SSH Alternative Option for System Administration

Learn about Mosh, an alternative for SSH. Let's dive into the reasons why it makes sense to learn about Mosh and how to use it.

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Audit #security #events on Unix systems linux-audit.com/audit-securi… #auditing
Audit security events on Unix systems

Audit security events on Unix systems

Protecting computer networks consists of implementing preventative measures, including system auditing. Let's have a look how this relates to Linux.

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Unix security audit: Perform an #audit in 3 minutes linux-audit.com/unix-securit… #lynis

Unix security audit: Perform an audit in 3 minutes

Quick guide for performing a Unix security audit on a Unix or Linux based system. Under three minutes you have the results and finished the first audit!

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Exporting #nftables rules and configuration linux-audit.com/exporting-ru… #firewall #linux #nft
Exporting nftables rules and configuration

Exporting nftables rules and configuration

Nftables has an export subcommand available to make it easier to export firewall rules via the nft command line utility. Let's discover the options.

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Securing mount points on Linux linux-audit.com/securing-mou… #filesystem #hardening

Securing mount points on Linux

Since data is stored on file systems, appropriate measures should be taken to protect it. Learn how to secure mount points on Linux.

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