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href=\"https:\/\/kwikserver.com\/storage-dedicated-servers.php\">Storage Server<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/dedicated-servers-in-america.php\">Dedicated Server<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/tutorials\/\">Tutorials<\/a><\/li>\n <\/ul>\n <\/div>\n <\/nav>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n<\/header>\n\n\n<section class=\"page-title\">\n <div class=\"container\">\n <div class=\"row justify-content-center text-center\">\n <div class=\"col-lg-9\">\n <div class=\"theme-breadcrumb-box\">\n <h1>How to Enable Root Login on Linux VPS & Dedicated Server<\/h1>\n <nav aria-label=\"breadcrumb\" class=\"page-breadcrumb\">\n <ol class=\"breadcrumb\">\n <li class=\"breadcrumb-item\"><a href=\"https:\/\/kwikserver.com\/tutorials\/\"><i class=\"bi bi-house-door me-1\"><\/i>Home<\/a><\/li>\n <li class=\"breadcrumb-item\"><a href=\"https:\/\/kwikserver.com\/tutorials\/category\/linux\/\">Linux<\/a><\/li>\n <li class=\"breadcrumb-item active\" aria-current=\"page\">Enable Root Login<\/li>\n <\/ol>\n <\/nav>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"page-title-wave\">\n <svg width=\"100%\" height=\"75\" viewBox=\"0 0 1440 75\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveAspectRatio=\"none\">\n <path d=\"M0,38 C200,75 400,5 600,38 C800,70 1000,10 1200,38 C1320,55 1390,48 1440,38 L1440,75 L0,75 Z\" fill=\"#ffffff\"\/>\n <\/svg>\n <\/div>\n<\/section>\n\n\n<main id=\"primary\" class=\"site-main post-single-page\">\n<section class=\"custom-sec-padding\">\n <div class=\"container\">\n <div class=\"row\">\n\n \n <div class=\"col-lg-8 col-12\">\n <article id=\"post-root-login\" class=\"post\">\n <div class=\"post-card\">\n\n \n <div class=\"post-thumbnail\">\n <div class=\"post-thumbnail-text\">\n <div class=\"kb-label\">Knowledge Base · Linux · SSH<\/div>\n <h2>Enable Root<br>SSH Login<\/h2>\n <div class=\"os-pills\">Ubuntu · Debian · CentOS · AlmaLinux<\/div>\n <\/div>\n <div class=\"post-thumbnail-icon\">\n <i class=\"bi bi-terminal-fill\"><\/i>\n <\/div>\n <\/div>\n\n <div class=\"post-desc\">\n\n \n <ul class=\"post-bottom\">\n <li><i class=\"bi bi-person\"><\/i><span class=\"byline\"><a href=\"https:\/\/kwikserver.com\/tutorials\/author\/server2202kwik\/\">Kwik Server<\/a><\/span><\/li>\n <li><i class=\"bi bi-calendar3\"><\/i><time datetime=\"2026-02-18\">February 18, 2026<\/time><\/li>\n <li><i class=\"bi bi-clock\"><\/i>5 min read<\/li>\n <li><i class=\"bi bi-tag\"><\/i><a href=\"https:\/\/kwikserver.com\/tutorials\/category\/linux\/\">Linux<\/a>, <a href=\"https:\/\/kwikserver.com\/tutorials\/category\/dedicated-server\/\" style=\"margin-left:4px;\">Dedicated Server<\/a><\/li>\n <\/ul>\n\n \n <div class=\"entry-content\">\n\n <div class=\"ht-first-letter\">\n <p class=\"blog-para\">When your KwikServer VPS or Dedicated Server is first provisioned, root SSH login is disabled by default as a security measure. This is standard practice across all major Linux distributions. While it protects your server from automated brute-force attacks, there are many valid reasons to enable direct root access \u2014 such as running automation scripts, setting up control panels like cPanel or DirectAdmin, or simply streamlining your admin workflow. This guide walks you through enabling root login safely and correctly in just a few minutes.<\/p>\n <\/div>\n\n <h3>Why Is Root Login Disabled by Default?<\/h3>\n <p class=\"blog-para\">The <code class=\"ic\">root<\/code> account is the most powerful user on any Linux system. It has unrestricted access to every file, process, and configuration, which also makes it a primary target for automated brute-force attacks. To reduce risk, most cloud images and Linux distributions disable direct root SSH access by default. Instead, you receive a <strong>sudo-enabled non-root user<\/strong> (such as <code class=\"ic\">ubuntu<\/code>, <code class=\"ic\">admin<\/code>, or <code class=\"ic\">centos<\/code>) to log in with, and you escalate to root only when necessary.<\/p>\n <p class=\"blog-para\">Enabling root login is completely safe when combined with the right security measures, which are covered at the end of this guide.<\/p>\n\n <h3>Before You Begin<\/h3>\n <p class=\"blog-para\">Have the following ready before making any changes to your server:<\/p>\n <ul class=\"list-icon style-2\">\n <li>SSH access using a <strong>sudo-enabled user<\/strong>, or direct console access from your KwikServer client dashboard.<\/li>\n <li>Your server’s <strong>IP address<\/strong> \u2014 found in your KwikServer control panel under your active service.<\/li>\n <li>A terminal: <strong>PuTTY<\/strong> (Windows), <strong>Terminal<\/strong> (macOS\/Linux), or KwikServer’s built-in browser console.<\/li>\n <li>A supported OS: <strong>Ubuntu, Debian, CentOS, AlmaLinux, or Rocky Linux<\/strong>.<\/li>\n <\/ul>\n\n <div class=\"notice-box warning\">\n <span class=\"ni\"><i class=\"bi bi-exclamation-triangle-fill\"><\/i><\/span>\n <div><strong>Security Note:<\/strong> Enabling root login increases exposure to automated attacks. After enabling it, we strongly recommend using SSH key authentication and disabling password-based login. See the security tips section at the end of this guide.<\/div>\n <\/div>\n\n <h3>Step-by-Step: Enable Root SSH Login<\/h3>\n <p class=\"blog-para\">The core process is the same across all major Linux distributions. You will edit one line in the SSH daemon configuration file, then restart the SSH service.<\/p>\n\n <div class=\"step-card\">\n <div class=\"step-num\">1<\/div>\n <div class=\"step-body\">\n <h4>Connect to Your Server via SSH<\/h4>\n <p>Log in using your existing non-root user. Replace the placeholders with your actual credentials:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>ssh your_user@your_server_ip\n\n# Example for a typical Ubuntu server:\nssh ubuntu@203.0.113.10<\/pre>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">2<\/div>\n <div class=\"step-body\">\n <h4>Open the SSH Configuration File<\/h4>\n <p>The SSH daemon configuration lives at <code class=\"ic\">\/etc\/ssh\/sshd_config<\/code>. Open it with elevated privileges:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n <\/div>\n <div class=\"notice-box tip\">\n <span class=\"ni\"><i class=\"bi bi-lightbulb-fill\"><\/i><\/span>\n <div>You can also use <code class=\"ic\">vi<\/code> or <code class=\"ic\">vim<\/code> instead of <code class=\"ic\">nano<\/code> if you prefer.<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">3<\/div>\n <div class=\"step-body\">\n <h4>Find and Update the PermitRootLogin Setting<\/h4>\n <p>Search for the line containing <code class=\"ic\">PermitRootLogin<\/code>. By default it looks like one of these:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Default (disabled)<\/div>\n <pre># PermitRootLogin prohibit-password\n# PermitRootLogin no<\/pre>\n <\/div>\n <p>Remove the <code class=\"ic\">#<\/code> and change the value to <code class=\"ic\">yes<\/code>:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Updated (root login enabled)<\/div>\n <pre>PermitRootLogin yes<\/pre>\n <\/div>\n <div class=\"notice-box info\">\n <span class=\"ni\"><i class=\"bi bi-info-circle-fill\"><\/i><\/span>\n <div>In <strong>nano<\/strong>: use <code class=\"ic\">Ctrl + W<\/code> to search, <code class=\"ic\">Ctrl + X<\/code> to exit, then press <code class=\"ic\">Y<\/code> and <code class=\"ic\">Enter<\/code> to save.<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">4<\/div>\n <div class=\"step-body\">\n <h4>Restart the SSH Service<\/h4>\n <p>Apply your changes by restarting the SSH daemon:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre># Ubuntu 20+, Debian, AlmaLinux, CentOS\nsudo systemctl restart sshd\n\n# Older Ubuntu \/ Debian systems\nsudo service ssh restart<\/pre>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">5<\/div>\n <div class=\"step-body\">\n <h4>Set a Root Password (If Not Already Set)<\/h4>\n <p>Many cloud images lock the root account by default (no password assigned). Set a strong password with:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>sudo passwd root<\/pre>\n <\/div>\n <p>Use at least 16 characters with a mix of letters, numbers, and symbols.<\/p>\n <\/div>\n <\/div>\n\n <h3>Full Commands by Operating System<\/h3>\n <p class=\"blog-para\">Here are the complete command sequences grouped by Linux distribution for quick reference:<\/p>\n\n <div class=\"os-tabs\">\n <div class=\"os-tab-nav\">\n <button class=\"os-tab-btn active\" onclick=\"switchTab(event,'ubuntu')\">Ubuntu \/ Debian<\/button>\n <button class=\"os-tab-btn\" onclick=\"switchTab(event,'centos')\">CentOS \/ AlmaLinux<\/button>\n <\/div>\n <div class=\"os-tab-content\">\n <div class=\"os-tab-panel active\" id=\"tab-ubuntu\">\n <div class=\"code-wrap\" style=\"border-radius:0 8px 8px 8px;border-top:none\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Ubuntu 20.04 \/ 22.04 \/ 24.04 · Debian 11 \/ 12<\/div>\n <pre># 1. Open SSH config file\nsudo nano \/etc\/ssh\/sshd_config\n\n# 2. Find and update:\n# PermitRootLogin prohibit-password\n# Change to:\nPermitRootLogin yes\n\n# 3. Save: Ctrl+X \u2192 Y \u2192 Enter\n\n# 4. Restart SSH\nsudo systemctl restart ssh\n\n# 5. Set root password (if not set)\nsudo passwd root\n\n# 6. Verify SSH is running\nsudo systemctl status ssh<\/pre>\n <\/div>\n <\/div>\n <div class=\"os-tab-panel\" id=\"tab-centos\">\n <div class=\"code-wrap\" style=\"border-radius:0 8px 8px 8px;border-top:none\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>CentOS 7\/8 · AlmaLinux 8\/9 · Rocky Linux<\/div>\n <pre># 1. Open SSH config file\nsudo nano \/etc\/ssh\/sshd_config\n\n# 2. Find and update:\n# PermitRootLogin no\n# Change to:\nPermitRootLogin yes\n\n# 3. Save: Ctrl+X \u2192 Y \u2192 Enter\n\n# 4. Restart SSHD\nsudo systemctl restart sshd\n\n# 5. Set root password (if not set)\nsudo passwd root\n\n# 6. Verify SSHD is active\nsudo systemctl status sshd<\/pre>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <h3>Verifying the Change<\/h3>\n <p class=\"blog-para\">Open a <strong>new terminal window<\/strong> (keep your original session open) and connect as root to verify everything is working:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>New Terminal Window<\/div>\n <pre>ssh root@your_server_ip<\/pre>\n <\/div>\n <p class=\"blog-para\">A successful connection confirms root login is enabled. If you receive “Permission denied,” verify that you saved the config file correctly and restarted the SSH service. On Ubuntu 22.04 and later, also check <code class=\"ic\">\/etc\/ssh\/sshd_config.d\/<\/code> for any files that may override your setting.<\/p>\n\n <div class=\"notice-box tip\">\n <span class=\"ni\"><i class=\"bi bi-lightbulb-fill\"><\/i><\/span>\n <div><strong>Always keep your original SSH session open<\/strong> while testing the new connection. This ensures you won’t lock yourself out if something needs adjustment.<\/div>\n <\/div>\n\n <h3>Security Best Practices After Enabling Root<\/h3>\n <p class=\"blog-para\">Enabling root login is a significant change. Follow these steps to maintain a secure server:<\/p>\n\n <h4><i class=\"bi bi-key-fill me-2\" style=\"color:var(--primary)\"><\/i>Use SSH Key Authentication<\/h4>\n <p class=\"blog-para\">SSH keys are far more secure than passwords. Once your key is configured, disable password authentication entirely:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>sshd_config \u2014 recommended settings<\/div>\n <pre>PermitRootLogin yes\nPasswordAuthentication no\nPubkeyAuthentication yes<\/pre>\n <\/div>\n\n <h4><i class=\"bi bi-shield-lock-fill me-2\" style=\"color:var(--primary)\"><\/i>Change the Default SSH Port<\/h4>\n <p class=\"blog-para\">Moving SSH off port 22 dramatically reduces automated scan traffic and brute-force attempts:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>sshd_config<\/div>\n <pre>Port 2222 # Any unused port above 1024<\/pre>\n <\/div>\n\n <h4><i class=\"bi bi-fire me-2\" style=\"color:var(--primary)\"><\/i>Install Fail2Ban<\/h4>\n <p class=\"blog-para\">Fail2Ban monitors your logs and automatically bans IPs after repeated failed login attempts:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre># Ubuntu \/ Debian\nsudo apt install fail2ban -y && sudo systemctl enable --now fail2ban\n\n# CentOS \/ AlmaLinux\nsudo yum install fail2ban -y && sudo systemctl enable --now fail2ban<\/pre>\n <\/div>\n\n <ul class=\"list-icon style-2\" style=\"margin-top:8px\">\n <li>Use a strong, unique root password \u2014 minimum 16 characters<\/li>\n <li>Prefer SSH key pairs over password authentication<\/li>\n <li>Restrict root access to your trusted IP via <code class=\"ic\">\/etc\/hosts.allow<\/code><\/li>\n <li>Keep system packages updated: <code class=\"ic\">apt upgrade<\/code> or <code class=\"ic\">yum update<\/code><\/li>\n <li>Monitor login attempts: <code class=\"ic\">journalctl -u sshd --since today<\/code><\/li>\n <\/ul>\n\n <blockquote class=\"theme-blockquote\">\n <p>Enabling root login is not inherently dangerous \u2014 running an unmonitored, unpatched server is. With proper security measures in place, root access simply makes server administration faster and more direct.<\/p>\n <span>Kwik Server<\/span>\n <\/blockquote>\n\n <h3>Frequently Asked Questions<\/h3>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Why can’t I log in as root even after enabling it?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">The most common reasons are: (1) you forgot to restart the SSH service \u2014 run <code class=\"ic\">sudo systemctl restart sshd<\/code>; (2) the root account has no password \u2014 run <code class=\"ic\">sudo passwd root<\/code>; (3) on Ubuntu 22.04+, check <code class=\"ic\">\/etc\/ssh\/sshd_config.d\/<\/code> for override files that may be overriding your change.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">What is the difference between “PermitRootLogin yes” and “prohibit-password”?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\"><code class=\"ic\">prohibit-password<\/code> allows root login only via SSH key pairs \u2014 passwords are rejected. <code class=\"ic\">yes<\/code> allows root login via both SSH keys and passwords. If you have SSH keys configured, <code class=\"ic\">prohibit-password<\/code> is the more secure option for production servers.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Is it safe to leave root login enabled permanently?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">Yes, provided you apply the security measures in this guide: use SSH key authentication, disable password login, install Fail2Ban, and keep your system updated. Many system administrators run production servers with permanent root SSH access without incidents by following these practices.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">How do I disable root login again later?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">Simply reverse the change: open <code class=\"ic\">\/etc\/ssh\/sshd_config<\/code>, change <code class=\"ic\">PermitRootLogin yes<\/code> to <code class=\"ic\">PermitRootLogin no<\/code>, then restart SSH with <code class=\"ic\">sudo systemctl restart sshd<\/code>.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Does this guide apply to KwikServer Windows RDP servers?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">No. This guide covers Linux-based VPS and Dedicated Servers only. Windows RDP servers use a different permission model where the Administrator account is typically available by default. Please see our Windows tutorials or contact KwikServer support for Windows-specific help.<\/div>\n <\/div>\n\n \n <h3>Why is Kwik Server the Top Choice for Hosting?<\/h3>\n <ul class=\"list-icon style-2\">\n <li>Instant VPS provisioning through automated modules<\/li>\n <li>Restart or reinstall OS with a single click from the dashboard<\/li>\n <li>VPS and Dedicated Servers have port 25 open by default<\/li>\n <li>Round-the-clock customer support via Live Chat and Skype<\/li>\n <li>Affordable AMD, Ampere, and Intel server configurations<\/li>\n <li>Storage Servers expandable up to 96TB at industry-low pricing<\/li>\n <li>Top-ranked Encoding RDP provider with unmatched server performance<\/li>\n <\/ul>\n\n \n <div class=\"cta-banner\">\n <h3>Need More Help?<\/h3>\n <p>Our 24\/7 support team is always ready to assist with any server configuration question. 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{"id":1886,"date":"2026-02-18T11:44:39","date_gmt":"2026-02-18T06:14:39","guid":{"rendered":"https:\/\/kwikserver.com\/tutorials\/?p=1886"},"modified":"2026-02-18T12:50:22","modified_gmt":"2026-02-18T07:20:22","slug":"1886-2","status":"publish","type":"post","link":"https:\/\/kwikserver.com\/tutorials\/1886-2\/","title":{"rendered":""},"content":{"rendered":"\n\n\n\n\n\nHow to Enable Root Login on Linux VPS & Dedicated Server – Tutorials Kwik Server<\/title>\n<meta name=\"description\" content=\"Root SSH login is disabled by default on most Linux servers for security. 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.post-thumbnail{flex-direction:column;text-align:center;padding:32px 24px}\n .main-nav{display:none}\n .nav-links{flex-direction:column}\n .step-card{flex-direction:column}\n .footer-social{justify-content:flex-start;margin-top:16px}\n}\n<\/style>\n<\/head>\n<body>\n\n\n<header id=\"site-header\" class=\"header\">\n <div id=\"header-wrap\">\n <div class=\"container-fluid px-4\">\n <div class=\"row\">\n <div class=\"col\">\n <nav class=\"ht-navigation\">\n <a class=\"navbar-brand logo m-0\" href=\"https:\/\/kwikserver.com\/tutorials\/\">\n <img decoding=\"async\" src=\"https:\/\/kwikserver.com\/tutorials\/wp-content\/uploads\/2025\/02\/kwik-server-logo.png\" alt=\"Kwik Server\"\n onerror=\"this.outerHTML='<span class=\\'navbar-brand-text\\'>Kwik<span>Server<\/span><\/span>‘” \/>\n <\/a>\n <div class=\"main-nav\">\n <ul>\n <li><a href=\"https:\/\/kwikserver.com\/encoding-rdp.php\">Shared RDP<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/linux-vps.php\">VPS<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/storage-dedicated-servers.php\">Storage Server<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/dedicated-servers-in-america.php\">Dedicated Server<\/a><\/li>\n <li><a href=\"https:\/\/kwikserver.com\/tutorials\/\">Tutorials<\/a><\/li>\n <\/ul>\n <\/div>\n <\/nav>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n<\/header>\n\n\n<section class=\"page-title\">\n <div class=\"container\">\n <div class=\"row justify-content-center text-center\">\n <div class=\"col-lg-9\">\n <div class=\"theme-breadcrumb-box\">\n <h1>How to Enable Root Login on Linux VPS & Dedicated Server<\/h1>\n <nav aria-label=\"breadcrumb\" class=\"page-breadcrumb\">\n <ol class=\"breadcrumb\">\n <li class=\"breadcrumb-item\"><a href=\"https:\/\/kwikserver.com\/tutorials\/\"><i class=\"bi bi-house-door me-1\"><\/i>Home<\/a><\/li>\n <li class=\"breadcrumb-item\"><a href=\"https:\/\/kwikserver.com\/tutorials\/category\/linux\/\">Linux<\/a><\/li>\n <li class=\"breadcrumb-item active\" aria-current=\"page\">Enable Root Login<\/li>\n <\/ol>\n <\/nav>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"page-title-wave\">\n <svg width=\"100%\" height=\"75\" viewBox=\"0 0 1440 75\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveAspectRatio=\"none\">\n <path d=\"M0,38 C200,75 400,5 600,38 C800,70 1000,10 1200,38 C1320,55 1390,48 1440,38 L1440,75 L0,75 Z\" fill=\"#ffffff\"\/>\n <\/svg>\n <\/div>\n<\/section>\n\n\n<main id=\"primary\" class=\"site-main post-single-page\">\n<section class=\"custom-sec-padding\">\n <div class=\"container\">\n <div class=\"row\">\n\n \n <div class=\"col-lg-8 col-12\">\n <article id=\"post-root-login\" class=\"post\">\n <div class=\"post-card\">\n\n \n <div class=\"post-thumbnail\">\n <div class=\"post-thumbnail-text\">\n <div class=\"kb-label\">Knowledge Base · Linux · SSH<\/div>\n <h2>Enable Root<br>SSH Login<\/h2>\n <div class=\"os-pills\">Ubuntu · Debian · CentOS · AlmaLinux<\/div>\n <\/div>\n <div class=\"post-thumbnail-icon\">\n <i class=\"bi bi-terminal-fill\"><\/i>\n <\/div>\n <\/div>\n\n <div class=\"post-desc\">\n\n \n <ul class=\"post-bottom\">\n <li><i class=\"bi bi-person\"><\/i><span class=\"byline\"><a href=\"https:\/\/kwikserver.com\/tutorials\/author\/server2202kwik\/\">Kwik Server<\/a><\/span><\/li>\n <li><i class=\"bi bi-calendar3\"><\/i><time datetime=\"2026-02-18\">February 18, 2026<\/time><\/li>\n <li><i class=\"bi bi-clock\"><\/i>5 min read<\/li>\n <li><i class=\"bi bi-tag\"><\/i><a href=\"https:\/\/kwikserver.com\/tutorials\/category\/linux\/\">Linux<\/a>, <a href=\"https:\/\/kwikserver.com\/tutorials\/category\/dedicated-server\/\" style=\"margin-left:4px;\">Dedicated Server<\/a><\/li>\n <\/ul>\n\n \n <div class=\"entry-content\">\n\n <div class=\"ht-first-letter\">\n <p class=\"blog-para\">When your KwikServer VPS or Dedicated Server is first provisioned, root SSH login is disabled by default as a security measure. This is standard practice across all major Linux distributions. While it protects your server from automated brute-force attacks, there are many valid reasons to enable direct root access \u2014 such as running automation scripts, setting up control panels like cPanel or DirectAdmin, or simply streamlining your admin workflow. This guide walks you through enabling root login safely and correctly in just a few minutes.<\/p>\n <\/div>\n\n <h3>Why Is Root Login Disabled by Default?<\/h3>\n <p class=\"blog-para\">The <code class=\"ic\">root<\/code> account is the most powerful user on any Linux system. It has unrestricted access to every file, process, and configuration, which also makes it a primary target for automated brute-force attacks. To reduce risk, most cloud images and Linux distributions disable direct root SSH access by default. Instead, you receive a <strong>sudo-enabled non-root user<\/strong> (such as <code class=\"ic\">ubuntu<\/code>, <code class=\"ic\">admin<\/code>, or <code class=\"ic\">centos<\/code>) to log in with, and you escalate to root only when necessary.<\/p>\n <p class=\"blog-para\">Enabling root login is completely safe when combined with the right security measures, which are covered at the end of this guide.<\/p>\n\n <h3>Before You Begin<\/h3>\n <p class=\"blog-para\">Have the following ready before making any changes to your server:<\/p>\n <ul class=\"list-icon style-2\">\n <li>SSH access using a <strong>sudo-enabled user<\/strong>, or direct console access from your KwikServer client dashboard.<\/li>\n <li>Your server’s <strong>IP address<\/strong> \u2014 found in your KwikServer control panel under your active service.<\/li>\n <li>A terminal: <strong>PuTTY<\/strong> (Windows), <strong>Terminal<\/strong> (macOS\/Linux), or KwikServer’s built-in browser console.<\/li>\n <li>A supported OS: <strong>Ubuntu, Debian, CentOS, AlmaLinux, or Rocky Linux<\/strong>.<\/li>\n <\/ul>\n\n <div class=\"notice-box warning\">\n <span class=\"ni\"><i class=\"bi bi-exclamation-triangle-fill\"><\/i><\/span>\n <div><strong>Security Note:<\/strong> Enabling root login increases exposure to automated attacks. After enabling it, we strongly recommend using SSH key authentication and disabling password-based login. See the security tips section at the end of this guide.<\/div>\n <\/div>\n\n <h3>Step-by-Step: Enable Root SSH Login<\/h3>\n <p class=\"blog-para\">The core process is the same across all major Linux distributions. You will edit one line in the SSH daemon configuration file, then restart the SSH service.<\/p>\n\n <div class=\"step-card\">\n <div class=\"step-num\">1<\/div>\n <div class=\"step-body\">\n <h4>Connect to Your Server via SSH<\/h4>\n <p>Log in using your existing non-root user. Replace the placeholders with your actual credentials:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>ssh your_user@your_server_ip\n\n# Example for a typical Ubuntu server:\nssh ubuntu@203.0.113.10<\/pre>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">2<\/div>\n <div class=\"step-body\">\n <h4>Open the SSH Configuration File<\/h4>\n <p>The SSH daemon configuration lives at <code class=\"ic\">\/etc\/ssh\/sshd_config<\/code>. Open it with elevated privileges:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n <\/div>\n <div class=\"notice-box tip\">\n <span class=\"ni\"><i class=\"bi bi-lightbulb-fill\"><\/i><\/span>\n <div>You can also use <code class=\"ic\">vi<\/code> or <code class=\"ic\">vim<\/code> instead of <code class=\"ic\">nano<\/code> if you prefer.<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">3<\/div>\n <div class=\"step-body\">\n <h4>Find and Update the PermitRootLogin Setting<\/h4>\n <p>Search for the line containing <code class=\"ic\">PermitRootLogin<\/code>. By default it looks like one of these:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Default (disabled)<\/div>\n <pre># PermitRootLogin prohibit-password\n# PermitRootLogin no<\/pre>\n <\/div>\n <p>Remove the <code class=\"ic\">#<\/code> and change the value to <code class=\"ic\">yes<\/code>:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Updated (root login enabled)<\/div>\n <pre>PermitRootLogin yes<\/pre>\n <\/div>\n <div class=\"notice-box info\">\n <span class=\"ni\"><i class=\"bi bi-info-circle-fill\"><\/i><\/span>\n <div>In <strong>nano<\/strong>: use <code class=\"ic\">Ctrl + W<\/code> to search, <code class=\"ic\">Ctrl + X<\/code> to exit, then press <code class=\"ic\">Y<\/code> and <code class=\"ic\">Enter<\/code> to save.<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">4<\/div>\n <div class=\"step-body\">\n <h4>Restart the SSH Service<\/h4>\n <p>Apply your changes by restarting the SSH daemon:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre># Ubuntu 20+, Debian, AlmaLinux, CentOS\nsudo systemctl restart sshd\n\n# Older Ubuntu \/ Debian systems\nsudo service ssh restart<\/pre>\n <\/div>\n <\/div>\n <\/div>\n\n <div class=\"step-card\">\n <div class=\"step-num\">5<\/div>\n <div class=\"step-body\">\n <h4>Set a Root Password (If Not Already Set)<\/h4>\n <p>Many cloud images lock the root account by default (no password assigned). Set a strong password with:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre>sudo passwd root<\/pre>\n <\/div>\n <p>Use at least 16 characters with a mix of letters, numbers, and symbols.<\/p>\n <\/div>\n <\/div>\n\n <h3>Full Commands by Operating System<\/h3>\n <p class=\"blog-para\">Here are the complete command sequences grouped by Linux distribution for quick reference:<\/p>\n\n <div class=\"os-tabs\">\n <div class=\"os-tab-nav\">\n <button class=\"os-tab-btn active\" onclick=\"switchTab(event,'ubuntu')\">Ubuntu \/ Debian<\/button>\n <button class=\"os-tab-btn\" onclick=\"switchTab(event,'centos')\">CentOS \/ AlmaLinux<\/button>\n <\/div>\n <div class=\"os-tab-content\">\n <div class=\"os-tab-panel active\" id=\"tab-ubuntu\">\n <div class=\"code-wrap\" style=\"border-radius:0 8px 8px 8px;border-top:none\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Ubuntu 20.04 \/ 22.04 \/ 24.04 · Debian 11 \/ 12<\/div>\n <pre># 1. Open SSH config file\nsudo nano \/etc\/ssh\/sshd_config\n\n# 2. Find and update:\n# PermitRootLogin prohibit-password\n# Change to:\nPermitRootLogin yes\n\n# 3. Save: Ctrl+X \u2192 Y \u2192 Enter\n\n# 4. Restart SSH\nsudo systemctl restart ssh\n\n# 5. Set root password (if not set)\nsudo passwd root\n\n# 6. Verify SSH is running\nsudo systemctl status ssh<\/pre>\n <\/div>\n <\/div>\n <div class=\"os-tab-panel\" id=\"tab-centos\">\n <div class=\"code-wrap\" style=\"border-radius:0 8px 8px 8px;border-top:none\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>CentOS 7\/8 · AlmaLinux 8\/9 · Rocky Linux<\/div>\n <pre># 1. Open SSH config file\nsudo nano \/etc\/ssh\/sshd_config\n\n# 2. Find and update:\n# PermitRootLogin no\n# Change to:\nPermitRootLogin yes\n\n# 3. Save: Ctrl+X \u2192 Y \u2192 Enter\n\n# 4. Restart SSHD\nsudo systemctl restart sshd\n\n# 5. Set root password (if not set)\nsudo passwd root\n\n# 6. Verify SSHD is active\nsudo systemctl status sshd<\/pre>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <h3>Verifying the Change<\/h3>\n <p class=\"blog-para\">Open a <strong>new terminal window<\/strong> (keep your original session open) and connect as root to verify everything is working:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>New Terminal Window<\/div>\n <pre>ssh root@your_server_ip<\/pre>\n <\/div>\n <p class=\"blog-para\">A successful connection confirms root login is enabled. If you receive “Permission denied,” verify that you saved the config file correctly and restarted the SSH service. On Ubuntu 22.04 and later, also check <code class=\"ic\">\/etc\/ssh\/sshd_config.d\/<\/code> for any files that may override your setting.<\/p>\n\n <div class=\"notice-box tip\">\n <span class=\"ni\"><i class=\"bi bi-lightbulb-fill\"><\/i><\/span>\n <div><strong>Always keep your original SSH session open<\/strong> while testing the new connection. This ensures you won’t lock yourself out if something needs adjustment.<\/div>\n <\/div>\n\n <h3>Security Best Practices After Enabling Root<\/h3>\n <p class=\"blog-para\">Enabling root login is a significant change. Follow these steps to maintain a secure server:<\/p>\n\n <h4><i class=\"bi bi-key-fill me-2\" style=\"color:var(--primary)\"><\/i>Use SSH Key Authentication<\/h4>\n <p class=\"blog-para\">SSH keys are far more secure than passwords. Once your key is configured, disable password authentication entirely:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>sshd_config \u2014 recommended settings<\/div>\n <pre>PermitRootLogin yes\nPasswordAuthentication no\nPubkeyAuthentication yes<\/pre>\n <\/div>\n\n <h4><i class=\"bi bi-shield-lock-fill me-2\" style=\"color:var(--primary)\"><\/i>Change the Default SSH Port<\/h4>\n <p class=\"blog-para\">Moving SSH off port 22 dramatically reduces automated scan traffic and brute-force attempts:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>sshd_config<\/div>\n <pre>Port 2222 # Any unused port above 1024<\/pre>\n <\/div>\n\n <h4><i class=\"bi bi-fire me-2\" style=\"color:var(--primary)\"><\/i>Install Fail2Ban<\/h4>\n <p class=\"blog-para\">Fail2Ban monitors your logs and automatically bans IPs after repeated failed login attempts:<\/p>\n <div class=\"code-wrap\">\n <div class=\"code-label\"><div class=\"dots\"><span><\/span><span><\/span><span><\/span><\/div>Terminal<\/div>\n <pre># Ubuntu \/ Debian\nsudo apt install fail2ban -y && sudo systemctl enable --now fail2ban\n\n# CentOS \/ AlmaLinux\nsudo yum install fail2ban -y && sudo systemctl enable --now fail2ban<\/pre>\n <\/div>\n\n <ul class=\"list-icon style-2\" style=\"margin-top:8px\">\n <li>Use a strong, unique root password \u2014 minimum 16 characters<\/li>\n <li>Prefer SSH key pairs over password authentication<\/li>\n <li>Restrict root access to your trusted IP via <code class=\"ic\">\/etc\/hosts.allow<\/code><\/li>\n <li>Keep system packages updated: <code class=\"ic\">apt upgrade<\/code> or <code class=\"ic\">yum update<\/code><\/li>\n <li>Monitor login attempts: <code class=\"ic\">journalctl -u sshd --since today<\/code><\/li>\n <\/ul>\n\n <blockquote class=\"theme-blockquote\">\n <p>Enabling root login is not inherently dangerous \u2014 running an unmonitored, unpatched server is. With proper security measures in place, root access simply makes server administration faster and more direct.<\/p>\n <span>Kwik Server<\/span>\n <\/blockquote>\n\n <h3>Frequently Asked Questions<\/h3>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Why can’t I log in as root even after enabling it?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">The most common reasons are: (1) you forgot to restart the SSH service \u2014 run <code class=\"ic\">sudo systemctl restart sshd<\/code>; (2) the root account has no password \u2014 run <code class=\"ic\">sudo passwd root<\/code>; (3) on Ubuntu 22.04+, check <code class=\"ic\">\/etc\/ssh\/sshd_config.d\/<\/code> for override files that may be overriding your change.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">What is the difference between “PermitRootLogin yes” and “prohibit-password”?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\"><code class=\"ic\">prohibit-password<\/code> allows root login only via SSH key pairs \u2014 passwords are rejected. <code class=\"ic\">yes<\/code> allows root login via both SSH keys and passwords. If you have SSH keys configured, <code class=\"ic\">prohibit-password<\/code> is the more secure option for production servers.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Is it safe to leave root login enabled permanently?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">Yes, provided you apply the security measures in this guide: use SSH key authentication, disable password login, install Fail2Ban, and keep your system updated. Many system administrators run production servers with permanent root SSH access without incidents by following these practices.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">How do I disable root login again later?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">Simply reverse the change: open <code class=\"ic\">\/etc\/ssh\/sshd_config<\/code>, change <code class=\"ic\">PermitRootLogin yes<\/code> to <code class=\"ic\">PermitRootLogin no<\/code>, then restart SSH with <code class=\"ic\">sudo systemctl restart sshd<\/code>.<\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <div class=\"faq-q\" onclick=\"toggleFaq(this)\">Does this guide apply to KwikServer Windows RDP servers?<i class=\"bi bi-plus-circle faq-icon\"><\/i><\/div>\n <div class=\"faq-a\">No. This guide covers Linux-based VPS and Dedicated Servers only. 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