{"id":14341,"date":"2025-10-17T18:00:00","date_gmt":"2025-10-17T13:00:00","guid":{"rendered":"https:\/\/arzhost.com\/blogs\/?p=14341"},"modified":"2025-10-20T19:19:13","modified_gmt":"2025-10-20T14:19:13","slug":"how-to-connect-to-vps-using-ssh","status":"publish","type":"post","link":"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/","title":{"rendered":"How To Connect To VPS Using SSH?"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Introduction\" >Introduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#What_is_SSH\" >What is SSH?&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Understanding_the_Prerequisites_for_SSH_Connection_to_a_VPS\" >Understanding the Prerequisites for SSH Connection to a VPS<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#What_You_Need_Before_Connecting\" >What You Need Before Connecting<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Security_Considerations_Before_You_Connect\" >Security Considerations Before You Connect<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Step-by-Step_Guide_to_Connecting_to_a_VPS_Using_SSH\" >Step-by-Step Guide to Connecting to a VPS Using SSH<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#How_to_Connect_from_Linux_or_macOS_Terminal\" >How to Connect from Linux or macOS Terminal<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Using_PuTTY_to_connect_with_Windows\" >Using PuTTY to connect with Windows.<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Creating_and_Using_SSH_Key_Pairs_for_Secure_Access\" >Creating and Using SSH Key Pairs for Secure Access<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#What_is_SSH_Key_Authentication_and_Why_Use_It\" >What is SSH Key Authentication and Why Use It?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#How_to_Generate_SSH_Key_Pairs\" >How to Generate SSH Key Pairs.&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#How_to_Upload_Public_Key_to_VPS\" >How to Upload Public Key to VPS<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Common_SSH_Connection_Troubleshooting\" >Common SSH Connection Troubleshooting.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Connection_Refused_or_Timed_Out\" >Connection Refused or Timed Out<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Permission_Denied_Errors\" >Permission Denied Errors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Host_Key_Verification_Failed\" >Host Key Verification Failed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Debugging_SSH_with_Verbose_Mode\" >Debugging SSH with Verbose Mode<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#FAQs\" >FAQs&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Is_it_possible_to_SSH_into_a_VPS_without_a_password\" >Is it possible to SSH into a VPS without a password?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#How_to_connect_to_VPS_when_the_ssl_port_is_altered\" >How to connect to VPS when the ssl port is altered?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#Are_several_people_allowed_to_use_the_same_VPS_through_SSH\" >Are several people allowed to use the same VPS through SSH?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#What_is_the_best_way_to_share_SSH_access_with_other_people\" >What is the best way to share SSH access with other people?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/arzhost.com\/blogs\/how-to-connect-to-vps-using-ssh\/#What_in_case_I_lose_my_SSH_private_key\" >What in case I lose my SSH private key?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span><strong>Introduction<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The standard way to access your VPS is through SSH. SSH stands for Secure Shell. It is a way to create an encrypted tunnel from your computer to the virtual private server so that no one can intercept your data. Once you Connect To VPS Using SSH you are basically sitting at the command line of that machine. This allows you to run Linux commands, install packages, edit configuration files, and run any standard maintenance tasks.\u00a0<\/p>\n\n\n\n<p>Most hosting providers keep the SSH service on by default. System administrators and developers tend to use SSH within their every day job to take ownership of their virtual environments. As an illustration, a Windows laptop will be able to connect to the VPS via an application known as PuTTY. In a Mac or Linux you can also use a built-in terminal application to use SSH.<\/p>\n\n\n\n<p>A proper knowledge of how to create SSH keys, how to handle users and how to amend the firewall properties can prevent embarrassing connection glitches or leaving an open security door. That is why it is not merely a first step to know the fundamentals of SSH. It gives the background to work on more advanced server administration tasks such as automation using shell scripts, configuring either Apache or Nginx, or a web application stack.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_SSH\"><\/span><strong>What is SSH?&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>SSH is a short form of Secure Shell and it is a <a href=\"https:\/\/arzhost.com\/blogs\/ssh-to-connect-to-a-remote-server-in-linux-or-windows\/\"><strong>Secure Means of Connecting to a Remote Server<\/strong><\/a> through the internet.. It encrypts your connection and therefore your data cannot be read when passing through the open internet. Many older tools like Telnet only provided the ability to connect but did not provide any encryption to keep your data safe while in transit.\u00a0<\/p>\n\n\n\n<p>Your computer is the SSH client and the remote computer, or server, is an SSH service. The collaboration between the SSH client and the SSH server forms a secure tunnel through which you can log in, execute Linux commands in it, or transfer files using either the SCP or SFTP command tools.<\/p>\n\n\n\n<p>Most administrators would find the security of SSH keys more secure than passwords when it comes to authenticating with SSH. This is important because SSH then becomes the standard for managing VPS hosting and dedicated servers.<\/p>\n\n\n\n<div style=\"max-width:600px; margin:40px auto; padding:30px; background:linear-gradient(135deg, #1f1c2c, #928dab); border-radius:12px; color:white; font-family:'Segoe UI', sans-serif; box-shadow:0 10px 25px rgba(0,0,0,0.4); text-align:center;\">\r\n  <p style=\"font-size:24px; margin-bottom:10px;color:white\">Remote Work Made Easy<\/p>\r\n  <p style=\"font-size:16px; margin-bottom:25px;color:silver\">Secure &#038; Fast Window VPS by ARZ Host\u2013 Start for Just $18\/month with Our Limited-Time Offer.<\/p>\r\n  <a href=\"https:\/\/arzhost.com\/rdps\/\" style=\"display:inline-block; padding:12px 28px; background-color:#ff4081; color:#fff; text-decoration:none; font-weight:bold; border-radius:6px; font-size:16px;\">Click Here<\/a>\r\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understanding_the_Prerequisites_for_SSH_Connection_to_a_VPS\"><\/span><strong>Understanding the Prerequisites for SSH Connection to a VPS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Before you proceed, it is helpful to understand what you will need for a successful, clean SSH connection. If you skip this, you may run into login problems or leave your VPS wide open to unfettered access. A little bit of effort to understand the underlying requirements will save you from postmistakes down the line.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_You_Need_Before_Connecting\"><\/span><strong>What You Need Before Connecting<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Make sure you have these items in place before you try to reach your virtual private server with SSH:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A VPS instance with SSH enabled. Hosting companies like ARZ Host, DigitalOcean, or Linode will have this on by default, allowing you to log in right after deployment.<\/li>\n\n\n\n<li>The IP of your server or DNS hostname, so your SSH client knows exactly where to make a connection.<\/li>\n\n\n\n<li>An SSH client on your computer. MacOS or Linux users already have the terminal, whereas Windows users should generally use PuTTY, or Windows Terminal.<\/li>\n\n\n\n<li>Correct login information. Generally, this means a root\/admin username, plus a password or SSH key you created beforehand (generating the key is also explained below)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Security_Considerations_Before_You_Connect\"><\/span><strong>Security Considerations Before You Connect<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Locking down your VPS begins long before you log into your account. These are some of the things to consider in order to have a safe setup:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use a good password, or better still, create SSH keys. Keys offer better security, and save time in connecting.<\/li>\n\n\n\n<li>Both passwords and keys work, however, SSH keys are really the standard for protecting secure remote administration. Understanding how to generate and use SSH keys is worthwhile.<\/li>\n\n\n\n<li>Setup firewall rules, or use tools like <a href=\"https:\/\/github.com\/fail2ban\/fail2ban\" target=\"_blank\" rel=\"noopener\"><strong>fail2ban<\/strong><\/a>. This way your server is protected from automated brute force attempts, where a bot tries to login continually.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-by-Step_Guide_to_Connecting_to_a_VPS_Using_SSH\"><\/span><strong>Step-by-Step Guide to Connecting to a VPS Using SSH<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The first step is knowing how to connect. Getting everything correct will provide a seamless experience and avoid confusion.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Connect_from_Linux_or_macOS_Terminal\"><\/span><strong>How to Connect from Linux or macOS Terminal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Step 1: <strong>Open your terminal app<\/strong>. It is located in your applications under search of the word Terminal.<\/li>\n\n\n\n<li>Step 2: Enter ssh username@vps-ip-address. Instead of username replace it with your vps user such as root and instead of vps-ip-address replace it with your server IP. So this command instructs our computer to initiate a secure shell session with that user on that server.<\/li>\n\n\n\n<li>Step 3: The first time you have connected with it, you will see the fingerprint of the server.Check this fingerprint against the fingerprint the hosting provider gave you like ARZ Host, DigitalOcean, or Linode. If it matches then you can trust the server so type simply &#8220;yes&#8221; to continue.<\/li>\n\n\n\n<li>Step 4: In case of password authentication, correctly insert your password. When you have configured a SSH Key, the terminal will automatically compare your private key.<\/li>\n\n\n\n<li>Step 5: Logging into your account will make the command line prompt change to your VPS. That is when you will be able to control Linux services, install software or modify a configuration remotely.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Using_PuTTY_to_connect_with_Windows\"><\/span><strong>Using PuTTY to connect with Windows.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Windows lacks an inbuilt SSH client and therefore requires an application to work with the server. PuTTY is a common connection tool among many people. The following is the way to install and use PuTty:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Step 1: Download the PuTty application according to your choice of the web site and install it. You should also ensure that you download it on a legal site so that your SSH connection is safe.<\/li>\n\n\n\n<li>Step 2: PuTTY will start, you need to put the IP address of the VPS in the Host Name box. Make sure that you have the port configured to 22 unless you are using some other port of SSH.<\/li>\n\n\n\n<li>Step 3: To save your session, give it a name to Saved Sessions and press on save. This will enable you to reconnect with them in the future with ease! Make sure that the box with the option of Connection type is SS.<\/li>\n\n\n\n<li>Step 4: Click &#8220;Open&#8221;. It will open a terminal window, and request your VPS username (usually root). Enter your username and press enter, enter your password when prompted.<\/li>\n\n\n\n<li>Step 5: In the case that you&#8217;re connecting with your VPS with SSH keys, you need to inform PuTTY of your private key file.. To do this click on &#8220;Connection&#8221; -> &#8220;SSH&#8221; -> Auth. You can now click on &#8220;Browse&#8221;, browse to your private key file (.ppk) and select it. PuTTY now knows to automatically log you in using the private key file.<\/li>\n\n\n\n<li>Step 6: After a moment, once your connection has completed, you should be seeing the VPS command prompt. You&#8217;re now connected, and you can run commands, manage Apache or Nginx, perform updates and manage the server from anywhere.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access.jpg\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"536\" title=\"Creating and Using SSH Key Pairs for Secure Access\" src=\"https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access-1024x536.jpg\" alt=\"Creating and Using SSH Key Pairs for Secure Access\" class=\"wp-image-14343\" srcset=\"https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access-1024x536.jpg 1024w, https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access-300x157.jpg 300w, https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access-768x402.jpg 768w, https:\/\/arzhost.com\/blogs\/wp-content\/uploads\/2025\/10\/Creating-and-Using-SSH-Key-Pairs-for-Secure-Access.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Creating_and_Using_SSH_Key_Pairs_for_Secure_Access\"><\/span><strong>Creating and Using SSH Key Pairs for Secure Access<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Using SSH keys provides a serious security benefit when logging into your VPS. Key relies on cryptography to ensure that you do not have to type a password each time you access your VPS because it is far more difficult to crack. This is the reason as to why SSH key authentication is commonly favored by sysadmins and developers. It also reduces risk, and enables you to automate your process of logging in without opening up to potential security attacks.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_SSH_Key_Authentication_and_Why_Use_It\"><\/span><strong>What is SSH Key Authentication and Why Use It?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>SSH key authentication uses a pair of keys:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Private key that you keep securely on your computer\u00a0<\/li>\n\n\n\n<li>Public key that you place on your VPS server.\u00a0<\/li>\n<\/ul>\n\n\n\n<p>When connecting, the server checks that the key that you have is the same as the one linked to your account. This is done quietly in the background, and keeps the data transferred during your connection secure. Keys are more secure than passwords against brute force attacks and guessing attempts. They also make scripting and automated tasks smoother. You can log in securely without exposing the password or any sensitive information<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Generate_SSH_Key_Pairs\"><\/span><strong>How to Generate SSH Key Pairs.&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>The generation of the SSH keys is a simple task regardless of whether you are on a Linux computer or MacOS or Windows.<\/p>\n\n\n\n<p><strong>For Linux\/macOS:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First, open your terminal and run the ssh-keygen in order to begin to create your SSH keys.<\/li>\n\n\n\n<li>You are now going to select a key type. ED25519 is quick and safe, hence is a good option.<\/li>\n\n\n\n<li>Then you can use a passphrase which is optional and provides more security or you can leave it blank which is more convenient.<\/li>\n<\/ul>\n\n\n\n<p><strong>For Windows:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Download and open PuTTYgen. PuTTYgen is a dedicated application for generating SSH key pairs.\u00a0<\/li>\n\n\n\n<li>Choose what key type you want to create and press &#8220;Generate&#8221;.<\/li>\n\n\n\n<li>When asked to move your mouse around to add randomness, please do so.<\/li>\n\n\n\n<li>When finished, you will want to save your private key as a .ppk file and also copy the public key text to later upload to your VPS.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Upload_Public_Key_to_VPS\"><\/span><strong>How to Upload Public Key to VPS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>In order to enable password-less login, you need to get your public key on the server.&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>On linux\/macOS, the easiest way to do that is with ssh-copy-id username@vps-ip-address which will place your public key in the server&#8217;s authorized_keys file for you.\u00a0<\/li>\n<\/ul>\n\n\n\n<p>If you don&#8217;t have ssh-copy-id , then do it manually:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The .ssh folder must be created at home in your VPS first (in case of need): mkdir -p \/home\/.ssh.<\/li>\n\n\n\n<li>Second, open and\/or create using a text editor (nano or vim).\n<ul class=\"wp-block-list\">\n<li>~\/.ssh\/authorized_keys<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Third, cut and paste in your public key then save.<\/li>\n\n\n\n<li>Fourth, configure adequate file permissions:\n<ul class=\"wp-block-list\">\n<li>chmod 700 ~\/.ssh<\/li>\n\n\n\n<li>and<\/li>\n\n\n\n<li>chmod 600 ~\/.ssh\/authorized_keys<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Now your keys to SSH are prepared. You will be able to first log-in safely, run commands, communicate with Apache or Nginx, scp files, and make any updates you desire, and do all of this without entering your password each time.<\/li>\n<\/ul>\n\n\n\n<p>Related Article: <a href=\"https:\/\/arzhost.com\/blogs\/putty-fatal-error-connection-refused-on-windows\/\"><strong>Fix Putty Fatal Error Connection Refused on Windows<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_SSH_Connection_Troubleshooting\"><\/span><strong>Common SSH Connection Troubleshooting.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The attempt to connect using SSH may have bumps on the way. But the majority of the problems are normally simple to resolve. Being aware of what you should be looking at, and what you should do is sure to save you time and disappointments when something does go astray.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Connection_Refused_or_Timed_Out\"><\/span><strong>Connection Refused or Timed Out<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>In case your SSH client is not connected to the VPS, the first thing to do is to ensure that the server is running.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Status Check the SSH service with systemctl status sshd. If it is inactive, restart it.\u00a0<\/li>\n\n\n\n<li>Then check that your network is allowing connections on port 22, if you didn&#8217;t change it.\u00a0<\/li>\n\n\n\n<li>Port 22 may be blocked by an active firewall and\/or a cloud group by provider. Firewalls can block the port causing refusals or timeouts.<\/li>\n\n\n\n<li>\u00a0Re-check the rules and network configuration.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Permission_Denied_Errors\"><\/span><strong>Permission Denied Errors<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>&#8220;Permission denied&#8221; \/ &#8220;Access denied&#8221; typically indicates some kind of authentication problem.&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Make sure the username matches that on the server\u00a0<\/li>\n\n\n\n<li>Ensure that the method of login is correct; either password or ssh key.\u00a0<\/li>\n\n\n\n<li>When using keys, be sure to verify permission on your local key file.<\/li>\n\n\n\n<li>To fix the permission, it should be run as chmod 600 ~\/.ssh\/id_rsa<\/li>\n\n\n\n<li>In case permission is slack, SSH will always reject the key.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Host_Key_Verification_Failed\"><\/span><strong>Host Key Verification Failed<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>This message appears if the SSH key for the server has been changed. Potentially after you rebuilt the VPS (or maybe it was compromised).&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The SSH stores known host keys locally for your safety.\u00a0<\/li>\n\n\n\n<li>The easiest way to fix it is to generate a new host key by the ssh-keygen -R vps-ip-address command.<\/li>\n\n\n\n<li>Then, connect back to the server, and accept the new fingerprint.<\/li>\n\n\n\n<li>Make sure to always verify it with your VPS vendor in order to avoid any security risks.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Debugging_SSH_with_Verbose_Mode\"><\/span><strong>Debugging SSH with Verbose Mode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Should the connection still be acting up, use verbose mode.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use type ssh -v username@vps-ip-address to view a step by step log of the actual processes taking place.<\/li>\n\n\n\n<li>You can go into even more detail with ssh -vvv.<\/li>\n\n\n\n<li>These logs will give you information on whether it is during authentication, network handshake or key verification to find the problem easily.<\/li>\n<\/ul>\n\n\n\n<div style=\"max-width:600px; margin:40px auto; padding:30px; background:linear-gradient(135deg, #1f1c2c, #928dab); border-radius:12px; color:white; font-family:'Segoe UI', sans-serif; box-shadow:0 10px 25px rgba(0,0,0,0.4); text-align:center;\">\r\n  <p style=\"font-size:24px; margin-bottom:10px;color:white\">Take Your WordPress Site to New Heights<\/p>\r\n  <p style=\"font-size:16px; margin-bottom:25px;color:silver\">Optimized for WordPress\u2014Get Your Hosting Plan at just $0.99\/month.<\/p>\r\n  <a href=\"https:\/\/arzhost.com\/wordpress-hosting\/\" style=\"display:inline-block; padding:12px 28px; background-color:#ff4081; color:#fff; text-decoration:none; font-weight:bold; border-radius:6px; font-size:16px;\">Click Here<\/a>\r\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>SSH is your gateway to safely and easily controlling your VPS. If you know how to connect, with a password or SSH key, you can manage Linux servers or cloud instances without much friction. Any connection issues you encounter will not deter you since most connection issues have clear resolution paths. The use of verbose mode, in addition to SSH&#8217;s other outputs, provides information on exactly where the connection (or other issues) are breaking down.<\/p>\n\n\n\n<p>With the help of SSH keys, access will be locked down and much of the risk associated with passwords will be eliminated. Also always remember, if you discover a fix or a trick, it is a pretty good idea to share this information with the community.<\/p>\n\n\n\n<p>As soon as your website is live through<a href=\"https:\/\/arzhost.com\/\"> <strong>ARZ Host<\/strong><\/a> you will have a full-fledged, tailor made web address that appears much more professional and personalized than a random link.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong>FAQs&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Is_it_possible_to_SSH_into_a_VPS_without_a_password\"><\/span><strong>Is it possible to SSH into a VPS without a password?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Yes. SSH key authentication allows you to leave out typing a password to get in. Your personal key on your machine is matched with the public key on the VPS hence the connection occurs automatically and is secure.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_connect_to_VPS_when_the_ssl_port_is_altered\"><\/span><strong>How to connect to VPS when the ssl port is altered?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>All you need to do is to use the -p command when starting your SSH command such as ssh -p custom-port username@vps-ip-address. The new port number should be entered into the Port field in PuTty and then the connection should be made. This is quite compatible with Linux, Mac OS, and Windows configurations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Are_several_people_allowed_to_use_the_same_VPS_through_SSH\"><\/span><strong>Are several people allowed to use the same VPS through SSH?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Absolutely. Every user is allowed to possess his or her username and SSH keys. The VPS also handles access independent of each other and therefore more than one developer or an administrator can be logged in and working simultaneously without interference with the other.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_best_way_to_share_SSH_access_with_other_people\"><\/span><strong>What is the best way to share SSH access with other people?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The most secure measure is to insert their public SSH key in the authorized keys file of their account. Do not reveal the keys or passwords. More control is possible as well by creating individual user accounts with restricted permissions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_in_case_I_lose_my_SSH_private_key\"><\/span><strong>What in case I lose my SSH private key?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>In the event that you lose your private key, you cannot use it to log in; use a password or another authorized account to access the VPS, delete the lost key in the authorized keys, and create another new pair of keys. This recovers secure and hassle free access.<\/p>\n\n\n\n<p><strong>Latest Posts:<\/strong><\/p>\n\n\n<ul class=\"wp-block-latest-posts__list wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/arzhost.com\/blogs\/how-to-fix-403-forbidden-error-wordpress\/\">How To Fix 403 Forbidden Error WordPress<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/arzhost.com\/blogs\/how-to-get-the-most-out-of-claude-ai\/\">How To Get The Most Out Of Claude Ai<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/arzhost.com\/blogs\/bad-gateway-error-502-the-ultimate-guide-to-quick-fixes\/\">Bad Gateway Error (502): The Ultimate Guide to Quick Fixes<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/arzhost.com\/blogs\/a-deep-dive-into-todays-best-linux-distros\/\">A Deep Dive Into Today\u2019s Best Linux Distros<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/arzhost.com\/blogs\/domain-investor-terms-powerful-strategy\/\">Domain Investor Terms: Expert Insight on Powerful Strategy<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Introduction The standard way to access your VPS is through SSH. SSH stands for Secure Shell. It is a way to create an encrypted tunnel from your computer to the virtual private server so that no one can intercept your data. Once you Connect To VPS Using SSH you are basically sitting at the command [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":14344,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"table_tags":[],"class_list":["post-14341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vps-server-guide"],"_links":{"self":[{"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/posts\/14341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/comments?post=14341"}],"version-history":[{"count":2,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/posts\/14341\/revisions"}],"predecessor-version":[{"id":14345,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/posts\/14341\/revisions\/14345"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/media\/14344"}],"wp:attachment":[{"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/media?parent=14341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/categories?post=14341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/tags?post=14341"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/arzhost.com\/blogs\/wp-json\/wp\/v2\/table_tags?post=14341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}