1.0Rewaant | Blog | Web & Mobile Dev Tidbitshttps://rewaant.com/blogRewaant Chhabrahttps://rewaant.com/blog/author/rewaant/rich600338<blockquote class="wp-embedded-content" data-secret="dutvzl6qTs"><a href="https://rewaant.com/blog/hardening-ssh-on-your-linux-server/">Hardening SSH on your Linux server</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://rewaant.com/blog/hardening-ssh-on-your-linux-server/embed/#?secret=dutvzl6qTs" width="600" height="338" title="“Hardening SSH on your Linux server” — Rewaant | Blog | Web & Mobile Dev Tidbits" data-secret="dutvzl6qTs" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://rewaant.com/blog/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://rewaant.com/blog/wp-content/uploads/2022/09/securing_ssh_linux_server-1.png1024588Simple guide to securing SSH access to your linux server. Setting up SSH keys, disabling IPv6 access, changing default SSH port, disabling root login, how to setup basic rules with firewall and more.