{"id":5476,"date":"2022-12-03T20:00:56","date_gmt":"2022-12-03T19:00:56","guid":{"rendered":"https:\/\/entropie.org\/3615\/?p=5476"},"modified":"2022-12-03T22:25:08","modified_gmt":"2022-12-03T21:25:08","slug":"installer-un-vps-sous-debian-11","status":"publish","type":"post","link":"https:\/\/entropie.org\/3615\/index.php\/2022\/12\/03\/installer-un-vps-sous-debian-11\/","title":{"rendered":"Installer un VPS sous Debian 11"},"content":{"rendered":"<p>Sources :<br \/>\n<a href=\"https:\/\/docs.ovh.com\/fr\/vps\/debuter-avec-vps\/\" rel=\"noopener\" target=\"_blank\">D\u00e9buter avec un VPS<\/a> (documentation OVH)<br \/>\n<a href=\"https:\/\/docs.ovh.com\/fr\/vps\/conseils-securisation-vps\/\" rel=\"noopener\" target=\"_blank\">S\u00e9curiser un VPS<\/a> (documentation OVH)<br \/>\n<a href=\"https:\/\/ptitsite.com\/installation-vps-multisite-ovh\/\" rel=\"noopener\" target=\"_blank\">Comment Installer Un VPS Multisite WordPress \u2013 Guide Complet<\/a><\/p>\n<p>Une fois re\u00e7us par e-mail les param\u00e8tres d&rsquo;acc\u00e8s au VPS, je me connecte \u00e0 celui-ci via SSH et je renforce la s\u00e9curit\u00e9 en modifiant les mots de passe notamment :<\/p>\n<pre>\r\nPour supprimer une ancienne cl\u00e9 ssh li\u00e9e \u00e0 l'adresse ip du VPS :\r\nssh-keygen -f \"\/home\/$USER\/.ssh\/known_hosts\" -R \"ip\" (ip \u00e0 adapter)\r\n\r\nssh debian@ip (ip \u00e0 adapter)\r\nsudo passwd debian\r\n\r\nsudo su -\r\npasswd\r\nnano \/etc\/ssh\/sshd_config\r\nChanger le param\u00e8tre suivant en no (enlever le #) :\r\nPermitRootLogin no\r\nservice ssh restart\r\n\r\nadduser <span style=\"color:#00ff00;\">nouvel-utilisateur (\u00e0 adapter)<\/span>\r\nusermod -aG sudo,adm <span style=\"color:#00ff00;\">nouvel-utilisateur (\u00e0 adapter)<\/span>\r\n\r\napt-get update\r\napt-get upgrade\r\n\r\napt-get install ufw (installation d'un firewall)\r\nufw allow 22\/tcp\r\nufw enable\r\nufw status verbose\r\n\r\napt-get install fail2ban (pr\u00e9vention contre les intrusions)\r\nsystemctl enable fail2ban\r\nsystemctl status fail2ban\r\n\r\nreboot\r\n\r\nSe reconnecter avec <span style=\"color:#00ff00;\">nouvel-utilisateur (\u00e0 adapter)<\/span> :\r\nssh <span style=\"color:#00ff00;\">nouvel-utilisateur<\/span>@ip (ip \u00e0 adapter)\r\n\r\nsudo deluser debian\r\nsudo rm -r \/home\/debian\r\n<\/pre>\n<p>Initialement, avant de le supprimer, l&rsquo;utilisateur debian appartenait aux groupes : debian, adm, dialout, cdrom, floppy, sudo, audio, dip, video, plugdev, netdev.<\/p>\n<p>Pour mieux conna\u00eetre son serveur :<\/p>\n<pre>\r\ncat \/etc\/debian_version\r\ndpkg --list\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Sources : D\u00e9buter avec un VPS (documentation OVH) S\u00e9curiser un VPS (documentation OVH) Comment Installer Un VPS Multisite WordPress \u2013 Guide Complet Une fois re\u00e7us par e-mail les param\u00e8tres d&rsquo;acc\u00e8s au VPS, je me connecte \u00e0 celui-ci via SSH et je renforce la s\u00e9curit\u00e9 en modifiant les mots de passe notamment : Pour supprimer une &hellip; <a href=\"https:\/\/entropie.org\/3615\/index.php\/2022\/12\/03\/installer-un-vps-sous-debian-11\/\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;Installer un VPS sous Debian 11&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,28,5,53],"tags":[],"class_list":["post-5476","post","type-post","status-publish","format-standard","hentry","category-debian","category-installation","category-tutoriels","category-vps"],"_links":{"self":[{"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/posts\/5476"}],"collection":[{"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/comments?post=5476"}],"version-history":[{"count":66,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/posts\/5476\/revisions"}],"predecessor-version":[{"id":5670,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/posts\/5476\/revisions\/5670"}],"wp:attachment":[{"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/media?parent=5476"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/categories?post=5476"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/entropie.org\/3615\/index.php\/wp-json\/wp\/v2\/tags?post=5476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}