--- title: How To Secure A Linux Server | daily.dev description: A comprehensive, evolving guide to securing a Linux server, covering practical hardening techniques and the reasoning behind each security measure. Hosted on... canonical: https://daily.dev/posts/how-to-secure-a-linux-server-9yegezn1w twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: How To Secure A Linux Server | daily.dev og:description: A comprehensive, evolving guide to securing a Linux server, covering practical hardening techniques and the reasoning behind each security measure. Hosted on... og:url: https://daily.dev/posts/how-to-secure-a-linux-server-9yegezn1w og:image: https://api.daily.dev/og/posts/9yeGEZn1W.png og:image:alt: How To Secure A Linux Server og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # How To Secure A Linux Server **[Javi Felices](https://daily.dev/sources/cd6de26aeb424e4e966d4af61eee2df6)** · [@javifelices](https://daily.dev/javifelices) · 1 min read · 1 upvotes · 0 comments ## Summary A comprehensive, evolving guide to securing a Linux server, covering practical hardening techniques and the reasoning behind each security measure. Hosted on GitHub, it aims to both teach security fundamentals and provide actionable steps for locking down a Linux server environment. ## Content An evolving how-to guide for securing a Linux server that, hopefully, also teaches you a little about security and why it matters. [**How To Secure A Linux Server**](https://github.com/imthenachoman/How-To-Secure-A-Linux-Server) ## Similar posts on daily.dev - [Secure your Linux server in minutes: The baseline security checklist](https://daily.dev/posts/secure-your-linux-server-in-minutes-the-baseline-security-checklist-wn5ifltwt) · All Things Open · 0 upvotes · 0 comments - [Linux Server Hardening: What to Do First and Why It Matters](https://daily.dev/posts/linux-server-hardening-what-to-do-first-and-why-it-matters-4tf1eutt4) · Latest Hacking News · 1 upvotes · 0 comments - [Initial Server Setup with Ubuntu 20.04](https://daily.dev/posts/initial-server-setup-with-ubuntu-20-04-vwu1c0x2t) · DigitalOcean Community · 0 upvotes · 0 comments - [Getting started with SSH: Your complete guide to understanding the secure shell](https://daily.dev/posts/getting-started-with-ssh-your-complete-guide-to-understanding-the-secure-shell-kzltkr6dq) · All Things Open · 2 upvotes · 0 comments - [Guide to System Hardening: Checklist & Best Practices \[2026\]](https://daily.dev/posts/guide-to-system-hardening-checklist-best-practices-2026--xhbjyy7hj) · Huntress Blog · 1 upvotes · 0 comments --- Tags: [#linux](https://daily.dev/tags/linux), [#sysadmin](https://daily.dev/tags/sysadmin) [View this post on daily.dev](https://daily.dev/posts/how-to-secure-a-linux-server-9yegezn1w) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"DiscussionForumPosting","mainEntityOfPage":"https://daily.dev/posts/how-to-secure-a-linux-server-9yegezn1w","headline":"How To Secure A Linux Server","text":"A comprehensive, evolving guide to securing a Linux server, covering practical hardening techniques and the reasoning behind each security measure. Hosted on GitHub, it aims to both teach security fundamentals and provide actionable steps for locking down a Linux server environment.","url":"https://daily.dev/posts/how-to-secure-a-linux-server-9yegezn1w","datePublished":"2026-08-08T07:19:13.421Z","dateModified":"2026-09-13T20:54:24.834Z","author":{"@type":"Person","name":"Javi Felices","url":"https://daily.dev/javifelices","image":"https://media.daily.dev/image/upload/f_auto/v1641199491/avatars/cd6de26aeb424e4e966d4af61eee2df6","description":"Técnico de Soporte N1. Linux, Windows, Administración de Sistemas, Cloud, Seguridad, Virtualización.","worksFor":{"@type":"Organization","name":"Zelenza","logo":"https://res.cloudinary.com/daily-now/image/upload/s--HdirCcoV--/f_auto/v1726024287/companies/zelenza"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"EndorseAction"},"userInteractionCount":985}},"interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"isPartOf":{"@type":"WebPage","url":"https://daily.dev/sources/cd6de26aeb424e4e966d4af61eee2df6","name":"Javi Felices"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Javi Felices","item":"https://daily.dev/sources/cd6de26aeb424e4e966d4af61eee2df6"},{"@type":"ListItem","position":3,"name":"How To Secure A Linux Server"}]} ```