Tips & Tricks to Take Your Linux Security to the Next Level

Updating & Upgrading Linux Distributions: Essential Security PracticesUpdating & Upgrading Linux Distributions: Essential Security PracticesUpdating & Upgrading Linux Distributions: Essential Security Practices Updating & Upgrading Linux Distributions: Essential Security PracticesUpdating & Upgrading Linux Distributions: Essential Security PracticesUpdating & Upgrading Linux Distributions: Essential Security Practices

Updating & Upgrading Linux Distributions: Essential Security Practices

Applying security updates promptly after they are released is critically important for us Linux admins, as this practice helps protect against vulnerabilities that malicious actors could exploit. Failing to update could expose your Linux systems to cyberattacks, data breaches, and other severe security risks.

Brittany Day
Nov 19, 2025

Elevate Linux Security in 2024 with Advanced Tools and StrategiesElevate Linux Security in 2024 with Advanced Tools and StrategiesElevate Linux Security in 2024 with Advanced Tools and Strategies Elevate Linux Security in 2024 with Advanced Tools and StrategiesElevate Linux Security in 2024 with Advanced Tools and StrategiesElevate Linux Security in 2024 with Advanced Tools and Strategies

Elevate Linux Security in 2024 with Advanced Tools and Strategies

As we navigate 2024, the cybersecurity landscape continues to shift and evolve at an ever-increasing pace, increasing in sophistication as open-source environments gain popularity. This trend makes it imperative for administrators and organizations to stay ahead of emerging threats with cutting-edge security tools and strategies.

Anthony Pell
Sep 30, 2024

Best Practices for Managing Linux Kernel Patches and UpdatesBest Practices for Managing Linux Kernel Patches and UpdatesBest Practices for Managing Linux Kernel Patches and Updates Best Practices for Managing Linux Kernel Patches and UpdatesBest Practices for Managing Linux Kernel Patches and UpdatesBest Practices for Managing Linux Kernel Patches and Updates

Best Practices for Managing Linux Kernel Patches and Updates

The Linux kernel is at the heart of any Linux operating system, serving as an intermediary between hardware and software to efficiently manage computer resources. As it plays such an integral role, its security must remain paramount.

Brittany Day
Sep 02, 2024

Kali Linux Tools for Automated Discovery: Strengthening Security PostureKali Linux Tools for Automated Discovery: Strengthening Security PostureKali Linux Tools for Automated Discovery: Strengthening Security Posture Kali Linux Tools for Automated Discovery: Strengthening Security PostureKali Linux Tools for Automated Discovery: Strengthening Security PostureKali Linux Tools for Automated Discovery: Strengthening Security Posture

Kali Linux Tools for Automated Discovery: Strengthening Security Posture

As cybersecurity threats become increasingly complex, ensuring an impregnable security posture has never been more essential for Linux administrators and infosec professionals. Staying ahead of vulnerabilities that malicious actors could exploit requires resources like Kali Linux's robust suite of security tools - particularly its automated vulnerability discovery features, which help identify potential security breaches early on.

Anthony Pell
Sep 02, 2024

Manage Linux Services for Better Security and System HardeningManage Linux Services for Better Security and System HardeningManage Linux Services for Better Security and System Hardening Manage Linux Services for Better Security and System HardeningManage Linux Services for Better Security and System HardeningManage Linux Services for Better Security and System Hardening

Manage Linux Services for Better Security and System Hardening

One of the most important responsibilities in Linux system administration is managing services. Services are long-running programs that provide different functionalities for users, local systems, or remote computers.

Anthony Pell
Aug 21, 2024

Enhancing Linux Kernel Security: Lockdown Mode and Self-Protection InsightsEnhancing Linux Kernel Security: Lockdown Mode and Self-Protection InsightsEnhancing Linux Kernel Security: Lockdown Mode and Self-Protection Insights Enhancing Linux Kernel Security: Lockdown Mode and Self-Protection InsightsEnhancing Linux Kernel Security: Lockdown Mode and Self-Protection InsightsEnhancing Linux Kernel Security: Lockdown Mode and Self-Protection Insights

Enhancing Linux Kernel Security: Lockdown Mode and Self-Protection Insights

The Linux kernel serves as the heart and soul of our much-loved OS, orchestrating computer and software functions within kernel space to protect user actions in user space from accidental or malicious file changes occurring outside kernel space. While kernel security may seem straightforward at first glance, protecting essential system files is critical and requires robust security features due to potential local and remote attacks.

Brittany Day
Aug 01, 2024

Top Reasons to Transition to Ubuntu Cinnamon for Windows UsersTop Reasons to Transition to Ubuntu Cinnamon for Windows UsersTop Reasons to Transition to Ubuntu Cinnamon for Windows Users Top Reasons to Transition to Ubuntu Cinnamon for Windows UsersTop Reasons to Transition to Ubuntu Cinnamon for Windows UsersTop Reasons to Transition to Ubuntu Cinnamon for Windows Users

Top Reasons to Transition to Ubuntu Cinnamon for Windows Users

Are you a Windows user looking to smoothly transition to Linux for its various benefits, including security, stability, and the vibrant community surrounding the much-loved open-source OS? If so, you shouldn't overlook Ubuntu Cinnamon. The distro offers a secure, reliable, and customizable interface that facilitates a seamless transition from Windows.

Brittany Day
Jun 22, 2024

Automating Security Checks Using Lynis on Linux SystemsAutomating Security Checks Using Lynis on Linux SystemsAutomating Security Checks Using Lynis on Linux Systems Automating Security Checks Using Lynis on Linux SystemsAutomating Security Checks Using Lynis on Linux SystemsAutomating Security Checks Using Lynis on Linux Systems

Automating Security Checks Using Lynis on Linux Systems

System security is a crucial aspect of Linux administration. Securing every aspect of the system can be difficult as soon as we have several software packages, user accounts, and settings. It is, therefore, important to use a script like Lynis to check for potential security flaws and attack surfaces.

Anthony Pell
Jun 07, 2024

Streamline Log Monitoring on Linux Systems with Logwatch ToolStreamline Log Monitoring on Linux Systems with Logwatch ToolStreamline Log Monitoring on Linux Systems with Logwatch Tool Streamline Log Monitoring on Linux Systems with Logwatch ToolStreamline Log Monitoring on Linux Systems with Logwatch ToolStreamline Log Monitoring on Linux Systems with Logwatch Tool

Streamline Log Monitoring on Linux Systems with Logwatch Tool

Linux systems log a great deal of information. Each system service you install has its own log or logs, not just those generated by dmesg or the boot log. It is not uncommon to find thousands of entries in these files over a short period of time.

Anthony Pell
May 21, 2024

Mastering Sudo: Installation and Permission Configuration for LinuxMastering Sudo: Installation and Permission Configuration for LinuxMastering Sudo: Installation and Permission Configuration for Linux Mastering Sudo: Installation and Permission Configuration for LinuxMastering Sudo: Installation and Permission Configuration for LinuxMastering Sudo: Installation and Permission Configuration for Linux

Mastering Sudo: Installation and Permission Configuration for Linux

The tutorial linked below will walk you through the basic commands of sudo. The sudo command allows a user to run a command either as the superuser or as another user. This is determined by the security policies in the sudoers files.

Brittany Day
May 21, 2024

Discover Raspberry Pi Connect for Safe Remote Access SolutionsDiscover Raspberry Pi Connect for Safe Remote Access SolutionsDiscover Raspberry Pi Connect for Safe Remote Access Solutions Discover Raspberry Pi Connect for Safe Remote Access SolutionsDiscover Raspberry Pi Connect for Safe Remote Access SolutionsDiscover Raspberry Pi Connect for Safe Remote Access Solutions

Discover Raspberry Pi Connect for Safe Remote Access Solutions

Raspberry Pi has announced the beta release of Raspberry Pi Connect as "a secure and easy-to-use way to access your Raspberry Pi remotely, from anywhere on the planet, using just a web browser."

Brittany Day
May 08, 2024

Enhancing Linux Security With OpenSCAP Auditing TechniquesEnhancing Linux Security With OpenSCAP Auditing TechniquesEnhancing Linux Security With OpenSCAP Auditing Techniques Enhancing Linux Security With OpenSCAP Auditing TechniquesEnhancing Linux Security With OpenSCAP Auditing TechniquesEnhancing Linux Security With OpenSCAP Auditing Techniques

Enhancing Linux Security With OpenSCAP Auditing Techniques

Linux system security is essential in today's digital world, where cyber threats are becoming more sophisticated. Security auditing is crucial in identifying and mitigating vulnerabilities, protecting sensitive data, and maintaining regulatory compliance.

Anthony Pell
May 04, 2024

Effective Management of eBPF and XDP for Stronger DDoS DefenseEffective Management of eBPF and XDP for Stronger DDoS DefenseEffective Management of eBPF and XDP for Stronger DDoS Defense Effective Management of eBPF and XDP for Stronger DDoS DefenseEffective Management of eBPF and XDP for Stronger DDoS DefenseEffective Management of eBPF and XDP for Stronger DDoS Defense

Effective Management of eBPF and XDP for Stronger DDoS Defense

Extended Berkeley Packet Filter (eBPF) maps are a sophisticated interface that allows atomic updates to shared memory segments. These segments act as shared memory and provide a robust interface for eBPF program configuration.

Brittany Day
May 04, 2024

Ubuntu 24.04 LTS Software Challenges and Management SolutionsUbuntu 24.04 LTS Software Challenges and Management SolutionsUbuntu 24.04 LTS Software Challenges and Management Solutions Ubuntu 24.04 LTS Software Challenges and Management SolutionsUbuntu 24.04 LTS Software Challenges and Management SolutionsUbuntu 24.04 LTS Software Challenges and Management Solutions

Ubuntu 24.04 LTS Software Challenges and Management Solutions

Ubuntu 24.04 brings many updates, including Linux kernel 6.8, various toolchain improvements, enhanced security, and new management tools.

Brittany Day
May 04, 2024

Ubuntu 24.04 LTS Upgrade: Security Improvements and Performance BoostsUbuntu 24.04 LTS Upgrade: Security Improvements and Performance BoostsUbuntu 24.04 LTS Upgrade: Security Improvements and Performance Boosts Ubuntu 24.04 LTS Upgrade: Security Improvements and Performance BoostsUbuntu 24.04 LTS Upgrade: Security Improvements and Performance BoostsUbuntu 24.04 LTS Upgrade: Security Improvements and Performance Boosts

Ubuntu 24.04 LTS Upgrade: Security Improvements and Performance Boosts

Ubuntu 24.04, "Noble Numbat," was released on April 25. It is Ubuntu's 10th LTS release and contains several performance and security improvements. Ubuntu 23.10, "Mantic Minotaur," released on October 20, 2023, will receive security updates until July 2024. There's still no reason why you shouldn't upgrade to 24.04 now.

Dave Wreski
May 04, 2024

Check RDP Service Status And Security on Linux with XRDPCheck RDP Service Status And Security on Linux with XRDPCheck RDP Service Status And Security on Linux with XRDP Check RDP Service Status And Security on Linux with XRDPCheck RDP Service Status And Security on Linux with XRDPCheck RDP Service Status And Security on Linux with XRDP

Check RDP Service Status And Security on Linux with XRDP

XRDP is an open-source RDP implementation that we use to enable Remote Desktop Protocol on Linux. Managing XRDP remote desktop sessions in Linux can be difficult if you're not familiar with the process.

Brittany Day
Apr 22, 2024

Installing Podman on Rocky Linux for Security and Admin EfficiencyInstalling Podman on Rocky Linux for Security and Admin EfficiencyInstalling Podman on Rocky Linux for Security and Admin Efficiency Installing Podman on Rocky Linux for Security and Admin EfficiencyInstalling Podman on Rocky Linux for Security and Admin EfficiencyInstalling Podman on Rocky Linux for Security and Admin Efficiency

Installing Podman on Rocky Linux for Security and Admin Efficiency

Docker is a popular container runtime engine due to its simplicity. However, Red Hat changed its support for Docker, causing users to switch to Podman.

Brittany Day
Apr 12, 2024

Securing the Linux Kernel in Embedded Devices from ThreatsSecuring the Linux Kernel in Embedded Devices from ThreatsSecuring the Linux Kernel in Embedded Devices from Threats Securing the Linux Kernel in Embedded Devices from ThreatsSecuring the Linux Kernel in Embedded Devices from ThreatsSecuring the Linux Kernel in Embedded Devices from Threats

Securing the Linux Kernel in Embedded Devices from Threats

Securing the Linux kernel in embedded systems is critically important, as these systems are widely used in various industries, ranging from IoT devices and industrial control systems to automotive and medical devices. Neglecting the security of the Linux kernel can have severe consequences, leading to potential breaches and exploits.

Brittany Day
Apr 01, 2024

Updating Signatures on Linux Endpoints Using Offline Security IntelligenceUpdating Signatures on Linux Endpoints Using Offline Security IntelligenceUpdating Signatures on Linux Endpoints Using Offline Security Intelligence Updating Signatures on Linux Endpoints Using Offline Security IntelligenceUpdating Signatures on Linux Endpoints Using Offline Security IntelligenceUpdating Signatures on Linux Endpoints Using Offline Security Intelligence

Updating Signatures on Linux Endpoints Using Offline Security Intelligence

Microsoft has announced that Offline Security Intelligence Update is now in Public Preview. According to Microsoft, "Organizations can now update security intelligence (also referred to as "signatures") on Linux endpoints with limited or no exposure to the internet using a local hosting server. Exercise better control over the download and deployment of signatures on their Linux servers running critical workloads."

Anthony Pell
Apr 01, 2024

Creative User Experience With Sudo Insults for Password AttemptsCreative User Experience With Sudo Insults for Password AttemptsCreative User Experience With Sudo Insults for Password Attempts Creative User Experience With Sudo Insults for Password AttemptsCreative User Experience With Sudo Insults for Password AttemptsCreative User Experience With Sudo Insults for Password Attempts

Creative User Experience With Sudo Insults for Password Attempts

"The life of an admin doesn't have to be dry. For example, when a user enters a wrong password, why not respond with a message that says, 'You're fired!' With sudo insults, you can."

Dave Wreski
Mar 29, 2024

Linux Learn Tips and Tricks

Updating & Upgrading Linux Distributions: Essential Security Practices

Elevate Linux Security in 2024 with Advanced Tools and Strategies

Best Practices for Managing Linux Kernel Patches and Updates

Updating & Upgrading Linux Distributions: Essential Security Practices

Elevate Linux Security in 2024 with Advanced Tools and Strategies

Best Practices for Managing Linux Kernel Patches and Updates

Kali Linux Tools for Automated Discovery: Strengthening Security Posture

Manage Linux Services for Better Security and System Hardening

Enhancing Linux Kernel Security: Lockdown Mode and Self-Protection Insights

Top Reasons to Transition to Ubuntu Cinnamon for Windows Users

Automating Security Checks Using Lynis on Linux Systems

Streamline Log Monitoring on Linux Systems with Logwatch Tool

Mastering Sudo: Installation and Permission Configuration for Linux

Discover Raspberry Pi Connect for Safe Remote Access Solutions

Enhancing Linux Security With OpenSCAP Auditing Techniques

Effective Management of eBPF and XDP for Stronger DDoS Defense

Ubuntu 24.04 LTS Software Challenges and Management Solutions

Ubuntu 24.04 LTS Upgrade: Security Improvements and Performance Boosts

Check RDP Service Status And Security on Linux with XRDP

Installing Podman on Rocky Linux for Security and Admin Efficiency

Securing the Linux Kernel in Embedded Devices from Threats

Updating Signatures on Linux Endpoints Using Offline Security Intelligence

Creative User Experience With Sudo Insults for Password Attempts

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