{"id":6011,"date":"2023-07-18T16:42:59","date_gmt":"2023-07-18T16:42:59","guid":{"rendered":"https:\/\/www.webhi.com\/how-to\/?p=6011"},"modified":"2023-07-18T16:44:29","modified_gmt":"2023-07-18T16:44:29","slug":"generer-certificats-ssl-wildcard-lets-encrypt-nginx","status":"publish","type":"post","link":"https:\/\/www.webhi.com\/how-to\/fr\/generer-certificats-ssl-wildcard-lets-encrypt-nginx\/","title":{"rendered":"Comment cr\u00e9er des certificats SSL wildcard Let&#8217;s Encrypt sur NGINX"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr.jpg\" alt=\"g\u00e9n\u00e9rer certificats SSL wildcard Let's Encrypt Certbot\" class=\"wp-image-6024\" srcset=\"https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr.jpg 1200w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr-300x169.jpg 300w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr-1024x576.jpg 1024w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr-768x432.jpg 768w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/07\/certbot_lets_ubuntu_fr-150x84.jpg 150w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p><strong>Let&#8217;s Encrypt<\/strong> est une autorit\u00e9 de certification (AC) gratuite, automatis\u00e9e et open source qui fournit des certificats SSL\/TLS pour activer HTTPS sur votre site web. Les <strong>certificats wildcard<\/strong> Let&#8217;s Encrypt vous permettent de s\u00e9curiser des sous-domaines illimit\u00e9s sous un domaine de base (ex : *.example.com).<\/p>\n\n\n\n<p>Dans ce tutoriel, nous allons vous montrer comment utiliser Certbot pour g\u00e9n\u00e9rer des certificats wildcard Let&#8217;s Encrypt et configurer HTTPS sur un serveur web Nginx.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"pr%C3%A9requis\">Pr\u00e9requis<\/h2>\n\n\n\n<p>Avant de suivre ce guide, vous aurez besoin de :<\/p>\n\n\n\n<ul>\n<li>Un serveur Ubuntu 18.04 \/ 20.04 \/ 22.04 avec une adresse IPv4 publique et un utilisateur non root r\u00e9gulier avec les privil\u00e8ges sudo.<\/li>\n\n\n\n<li>Des noms de domaine pointant vers l&#8217;IP publique de votre serveur. Dans nos exemples, nous utiliserons&nbsp;<code>example.com<\/code>&nbsp;et&nbsp;<code>*.example.com<\/code>.<\/li>\n\n\n\n<li>Les ports 80 et 443 ouverts dans le pare-feu de votre serveur.<\/li>\n\n\n\n<li>Nginx install\u00e9 sur votre serveur. Si vous ne l&#8217;avez pas encore, vous pouvez l&#8217;installer avec :<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo apt install nginx<\/code><\/pre>\n\n\n\n<ul>\n<li>Certbot install\u00e9 sur votre serveur. S&#8217;il n&#8217;est pas d\u00e9j\u00e0 install\u00e9, vous pouvez l&#8217;installer avec :<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo apt install certbot python3-certbot-nginx<\/code><\/pre>\n\n\n\n<p>Une fois que vous avez satisfait \u00e0 tous les pr\u00e9requis, passons \u00e0 la g\u00e9n\u00e9ration de certificats wildcard.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"%C3%A9tape-1---g%C3%A9n%C3%A9rer-des-certificats-wildcard\">\u00c9tape 1 &#8211; G\u00e9n\u00e9rer des certificats SSL wildcard<\/h2>\n\n\n\n<p>Certbot inclut une commande&nbsp;<code>certonly<\/code>&nbsp;pour obtenir des certificats SSL\/TLS. Pour g\u00e9n\u00e9rer un certificat wildcard pour&nbsp;<code>*.example.com<\/code>, ex\u00e9cutez :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo certbot certonly --manual --preferred-challenges=dns --server https:\/\/acme-v02.api.letsencrypt.org\/directory --agree-tos -d *.example.com<\/code><\/pre>\n\n\n\n<p>Cela indique \u00e0 Certbot de :<\/p>\n\n\n\n<ul>\n<li>Utiliser le plugin &#8220;manuel&#8221; pour obtenir des certificats<\/li>\n\n\n\n<li>Utiliser le d\u00e9fi &#8220;dns&#8221; pour valider la propri\u00e9t\u00e9 du domaine<\/li>\n\n\n\n<li>Utiliser le point de terminaison de l&#8217;API ACME v2 de Let&#8217;s Encrypt<\/li>\n\n\n\n<li>Accepter les conditions d&#8217;utilisation de Let&#8217;s Encrypt<\/li>\n\n\n\n<li>Obtenir un certificat pour&nbsp;<code>*.example.com<\/code><\/li>\n<\/ul>\n\n\n\n<p>Vous serez invit\u00e9 \u00e0 saisir une adresse e-mail pour les notifications d&#8217;expiration du certificat. Entrez votre e-mail et appuyez sur Entr\u00e9e.<\/p>\n\n\n\n<p>Ensuite, Certbot fournira des enregistrements TXT qui doivent \u00eatre cr\u00e9\u00e9s dans le DNS de votre domaine pour valider le contr\u00f4le du domaine. Cr\u00e9ez ces enregistrements TXT dans votre panneau de contr\u00f4le DNS, puis appuyez sur Entr\u00e9e pour continuer.<\/p>\n\n\n\n<p>Certbot attendra la propagation globale des modifications DNS et v\u00e9rifiera les enregistrements TXT. En cas de r\u00e9ussite, le certificat wildcard (<code>fullchain.pem<\/code>) et la cl\u00e9 priv\u00e9e (<code>privkey.pem<\/code>) seront enregistr\u00e9s dans&nbsp;<code>\/etc\/letsencrypt\/live\/example.com\/<\/code>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"%C3%A9tape-2---configurer-nginx\">\u00c9tape 2 &#8211; Configurer Nginx<\/h2>\n\n\n\n<p>Avec le certificat wildcard g\u00e9n\u00e9r\u00e9, nous pouvons maintenant configurer Nginx.<\/p>\n\n\n\n<p>Tout d&#8217;abord, cr\u00e9ez un nouveau bloc de serveur pour le domaine principal&nbsp;<code>example.com<\/code>&nbsp;:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo nano \/etc\/nginx\/sites-available\/example.com<\/code><\/pre>\n\n\n\n<p>Ajoutez la configuration suivante :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"nginx\" class=\"language-nginx\"><strong>server<\/strong> {\n        listen80;\n        listen [::]:80;\n\n        server_name example.com;\n\n        return301 https:\/\/$host$request_uri;\n}\n\n<strong>server<\/strong> {\n       listen443 ssl http2;\n       listen [::]:443 ssl http2;\n\n       server_name example.com;\n\n       ssl_certificate \/etc\/letsencrypt\/live\/example.com\/fullchain.pem;\n       ssl_certificate_key \/etc\/letsencrypt\/live\/example.com\/privkey.pem;\n\n       <em># Autre configuration SSL<\/em>\n       ...\n}<\/code><\/pre>\n\n\n\n<p>Cela configure HTTPS \u00e0 l&#8217;aide du certificat Let&#8217;s Encrypt et redirige le trafic HTTP vers HTTPS.<\/p>\n\n\n\n<p>Ensuite, cr\u00e9ez un bloc de serveur pour le sous-domaine wildcard&nbsp;<code>*.example.com<\/code>&nbsp;:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo nano \/etc\/nginx\/sites-available\/wildcard.example.com<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"nginx\" class=\"language-nginx\"><strong>server<\/strong> {\n  listen80;\n  listen [::]:80;\n\n  server_name*.example.com;\n\n  return301 https:\/\/$host$request_uri;\n}\n\n<strong>server<\/strong> {\n\n  listen443 ssl http2;\n  listen [::]:443 ssl http2;\n\n  server_name*.example.com;\n\n  ssl_certificate \/etc\/letsencrypt\/live\/example.com\/fullchain.pem;\n  ssl_certificate_key \/etc\/letsencrypt\/live\/example.com\/privkey.pem;\n\n  <em># Autre configuration SSL<\/em>\n  ...\n}<\/code><\/pre>\n\n\n\n<p>Cela g\u00e9rera tous les sous-domaines en utilisant le m\u00eame certificat wildcard.<\/p>\n\n\n\n<p>Activez les blocs de serveur :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">sudo ln -s \/etc\/nginx\/sites-available\/example.com \/etc\/nginx\/sites-enabled\/\nsudo ln -s \/etc\/nginx\/sites-available\/wildcard.example.com \/etc\/nginx\/sites-enabled\/ <\/code><\/pre>\n\n\n\n<p>Enfin, testez la configuration Nginx et rechargez-la si elle a r\u00e9ussi :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo nginx -t\n$ sudo systemctl reload nginx<\/code><\/pre>\n\n\n\n<p>Votre certificat wildcard devrait maintenant fonctionner ! Essayez d&#8217;acc\u00e9der \u00e0 votre site via HTTPS et divers sous-domaines pour confirmer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"automatiser-le-renouvellement\">Automatiser le renouvellement<\/h2>\n\n\n\n<p>Les certificats Let&#8217;s Encrypt expirent apr\u00e8s 90 jours, vous devrez donc les renouveler r\u00e9guli\u00e8rement.<\/p>\n\n\n\n<p>Vous pouvez automatiser le renouvellement en utilisant la commande&nbsp;<code>renew<\/code>&nbsp;de Certbot. Cr\u00e9ez une t\u00e2che cron pour s&#8217;ex\u00e9cuter quotidiennement :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo crontab -e<\/code><\/pre>\n\n\n\n<p>Ajoutez cette ligne qui ex\u00e9cutera Certbot quotidiennement et renouvellera si les certificats expirent dans moins de 30 jours :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">0 0 * * * \/usr\/bin\/certbot renew --quiet --post-hook \"systemctl reload nginx\"<\/code><\/pre>\n\n\n\n<p>Cela renouvellera vos certificats automatiquement avant leur expiration !<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h2>\n\n\n\n<p>C&#8217;est tout ! Vous devriez maintenant avoir des certificats wildcard Let&#8217;s Encrypt d\u00e9livr\u00e9s par Certbot configur\u00e9s pour votre domaine. Cela vous permet d&#8217;activer HTTPS sur votre domaine principal et n&#8217;importe quel sous-domaine avec un seul certificat.<\/p>\n\n\n\n<p>Les certificats se renouvelleront automatiquement, offrant une protection HTTPS continue pour votre site. Cela offre \u00e0 vos visiteurs s\u00e9curit\u00e9, confiance et avantages SEO.<\/p>\n\n\n\n<p>Comme Let&#8217;s Encrypt d\u00e9livre des certificats de confiance gratuitement, il n&#8217;y a aucune raison de ne pas utiliser HTTPS partout avec des certificats wildcard. Profitez de votre site s\u00e9curis\u00e9 !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Let&#8217;s Encrypt est une autorit\u00e9 de certification (AC) gratuite, automatis\u00e9e et open source qui fournit des certificats SSL\/TLS pour activer HTTPS sur votre site web. Les certificats wildcard Let&#8217;s Encrypt vous permettent de s\u00e9curiser des sous-domaines illimit\u00e9s sous un domaine de base (ex : *.example.com). Dans ce tutoriel, nous allons vous montrer comment utiliser Certbot ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/www.webhi.com\/how-to\/fr\/generer-certificats-ssl-wildcard-lets-encrypt-nginx\/\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[35,41],"tags":[],"yoast_head":"\n<title>Comment cr\u00e9er des certificats SSL wildcard Let&#039;s Encrypt sur NGINX - WebHi Tutorials &amp; Documentations<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrir comment utiliser Certbot pour g\u00e9n\u00e9rer facilement des certificats SSL wildcard Let&#039;s Encrypt gratuits pour vos domaines et sous-domaines et configurer HTTPS sur votre site web.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.webhi.com\/how-to\/fr\/generer-certificats-ssl-wildcard-lets-encrypt-nginx\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment cr\u00e9er des certificats SSL wildcard Let&#039;s Encrypt sur NGINX - WebHi Tutorials &amp; 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