{"id":5390,"date":"2023-05-18T14:46:34","date_gmt":"2023-05-18T14:46:34","guid":{"rendered":"https:\/\/www.webhi.com\/how-to\/?p=5390"},"modified":"2023-05-18T14:55:29","modified_gmt":"2023-05-18T14:55:29","slug":"installer-un-certificat-ssl-auto-signe-ou-ssl-gratuit-lets-encrypt-sur-tomcat","status":"publish","type":"post","link":"https:\/\/www.webhi.com\/how-to\/fr\/installer-un-certificat-ssl-auto-signe-ou-ssl-gratuit-lets-encrypt-sur-tomcat\/","title":{"rendered":"Installer un certificat gratuit auto-sign\u00e9 ou Let&#8217;s Encrypt sur Tomcat"},"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\/05\/tomcat_ssl_fr.jpg\" alt=\"Installation de certificat  SSL auto-sign\u00e9 ou Let\u2019s Encrypt sur Tomcat linux ubuntu debian redhat\" class=\"wp-image-5414\" srcset=\"https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/05\/tomcat_ssl_fr.jpg 1200w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/05\/tomcat_ssl_fr-300x169.jpg 300w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/05\/tomcat_ssl_fr-1024x576.jpg 1024w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/05\/tomcat_ssl_fr-768x432.jpg 768w, https:\/\/www.webhi.com\/how-to\/gilrogre\/2023\/05\/tomcat_ssl_fr-150x84.jpg 150w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p>L&#8217;installation d&#8217;un certificat auto-sign\u00e9 ou d&#8217;un certificat Let&#8217;s Encrypt sur Tomcat est une \u00e9tape n\u00e9cessaire pour permettre la communication HTTPS entre un client et un serveur Tomcat. Ce guide vous guidera pas \u00e0 pas dans l&#8217;installation d&#8217;un certificat auto-sign\u00e9 ou d&#8217;un certificat Let&#8217;s Encrypt sur Tomcat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conditions-pr%C3%A9alables\">Conditions pr\u00e9alables<\/h2>\n\n\n\n<ul>\n<li>Java install\u00e9 sur votre serveur<\/li>\n\n\n\n<li>Tomcat install\u00e9 sur votre serveur<\/li>\n\n\n\n<li>Certbot install\u00e9 sur votre serveur (uniquement pour l&#8217;installation des certificats Let&#8217;s Encrypt)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"g%C3%A9n%C3%A9rer-un-certificat-auto-sign%C3%A9\">G\u00e9n\u00e9rer un certificat auto-sign\u00e9<\/h2>\n\n\n\n<p>Pour g\u00e9n\u00e9rer un certificat auto-sign\u00e9, nous utiliserons la commande keytool fournie avec Java. La commande suivante g\u00e9n\u00e8re un certificat auto-sign\u00e9 et le stocke dans un fichier nomm\u00e9 &#8220;tomcat.keystore&#8221;.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ keytool -genkey -alias tomcat -keyalg RSA -keystore tomcat.keystore<\/code><\/pre>\n\n\n\n<p>Lorsque vous y \u00eates invit\u00e9, fournissez les informations suivantes :<\/p>\n\n\n\n<ul>\n<li>keystore password : Un mot de passe pour prot\u00e9ger le fichier keystore.<\/li>\n\n\n\n<li>pr\u00e9nom et nom : Le nom de domaine de votre serveur.<\/li>\n\n\n\n<li>unit\u00e9 organisationnelle : Nom de votre organisation.<\/li>\n\n\n\n<li>organisation : Le nom de votre organisation.<\/li>\n\n\n\n<li>ville : Le nom de votre ville.<\/li>\n\n\n\n<li>l&#8217;\u00c9tat : Nom de l&#8217;\u00c9tat ou de la province.<\/li>\n\n\n\n<li>code pays : Le code \u00e0 deux lettres de votre pays.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"configurer-tomcat-pour-quil-utilise-le-magasin-de-cl%C3%A9s\">Configurer Tomcat pour qu&#8217;il utilise le magasin de cl\u00e9s<\/h2>\n\n\n\n<p>Une fois le keystore g\u00e9n\u00e9r\u00e9, nous devons configurer Tomcat pour qu&#8217;il l&#8217;utilise. Pour ce faire, nous devons modifier le fichier &#8220;<code>server.xml<\/code>&#8221; situ\u00e9 dans le r\u00e9pertoire &#8220;<code>conf<\/code>&#8221; de votre installation Tomcat.<\/p>\n\n\n\n<p>Localisez la section suivante :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"xml\" class=\"language-xml\">&lt;Connector port=\"8080\" protocol=\"HTTP\/1.1\"\n           connectionTimeout=\"20000\"\n           redirectPort=\"8443\" \/&gt;<\/code><\/pre>\n\n\n\n<p>Ajoutez la configuration suivante sous l&#8217;\u00e9l\u00e9ment &#8220;Connecteur&#8221; :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"xml\" class=\"language-xml\">&lt;Connector port=\"8443\" protocol=\"HTTP\/1.1\" SSLEnabled=\"true\"\n           maxThreads=\"150\" scheme=\"https\" secure=\"true\"\n           clientAuth=\"false\" sslProtocol=\"TLS\"\n           keystoreFile=\"path\/to\/tomcat.keystore\"\n           keystorePass=\"password\" \/&gt;<\/code><\/pre>\n\n\n\n<p>Veillez \u00e0 remplacer &#8220;<code>path\/to\/tomcat.keystore<\/code>&#8221; par le chemin r\u00e9el de votre fichier keystore et &#8220;password&#8221; par le mot de passe keystore que vous avez fourni pr\u00e9c\u00e9demment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"tester-le-certificat-auto-sign%C3%A9\">Tester le certificat auto-sign\u00e9<\/h2>\n\n\n\n<p>Maintenant que nous avons configur\u00e9 Tomcat pour qu&#8217;il utilise le certificat auto-sign\u00e9, nous pouvons le tester en acc\u00e9dant au serveur Tomcat via HTTPS. Ouvrez un navigateur web et entrez l&#8217;URL suivante :<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">https:\/\/localhost:8443<\/pre>\n\n\n\n<p>Si tout est configur\u00e9 correctement, vous devriez voir un avertissement indiquant que le certificat n&#8217;est pas fiable. En effet, le certificat auto-sign\u00e9 n&#8217;est pas fiable par d\u00e9faut. Vous pouvez acc\u00e9der au site web en cliquant sur &#8220;Avanc\u00e9&#8221;, puis sur &#8220;Acc\u00e9der \u00e0 l&#8217;h\u00f4te local (non s\u00e9curis\u00e9)&#8221;.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"g%C3%A9n%C3%A9rer-un-certificat-lets-encrypt\">G\u00e9n\u00e9rer un certificat Let&#8217;s Encrypt<\/h2>\n\n\n\n<p>Pour g\u00e9n\u00e9rer un certificat Let&#8217;s Encrypt, nous utiliserons l&#8217;outil Certbot. Certbot est un logiciel libre et gratuit qui permet de renouveler et d&#8217;installer automatiquement les certificats SSL\/TLS de Let&#8217;s Encrypt. Vous pouvez t\u00e9l\u00e9charger Certbot sur son site officiel.<\/p>\n\n\n\n<p>Une fois Certbot install\u00e9, ex\u00e9cutez la commande suivante pour g\u00e9n\u00e9rer un certificat Let&#8217;s Encrypt :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ certbot certonly --webroot -w \/path\/to\/webroot -d example.com<\/code><\/pre>\n\n\n\n<p>Remplacez &#8220;\/path\/to\/webroot&#8221; par le chemin r\u00e9el de votre r\u00e9pertoire Tomcat webroot et &#8220;example.com&#8221; par votre nom de domaine.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"configurer-tomcat-pour-utiliser-le-certificat-lets-encrypt\">Configurer Tomcat pour utiliser le certificat Let&#8217;s Encrypt<\/h2>\n\n\n\n<p>Maintenant que nous avons g\u00e9n\u00e9r\u00e9 le certificat Let&#8217;s Encrypt, nous devons configurer Tomcat pour qu&#8217;il l&#8217;utilise. Pour ce faire, nous utiliserons les commandes suivantes :<\/p>\n\n\n\n<p>Pour copier le certificat SSL et les fichiers de cl\u00e9 priv\u00e9e dans le r\u00e9pertoire&nbsp;<code>\/opt\/tomcat\/conf<\/code>, suivez ces \u00e9tapes :<\/p>\n\n\n\n<ol>\n<li>Ouvrez un terminal.<\/li>\n\n\n\n<li>Ex\u00e9cutez la commande suivante :<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo cp \/etc\/letsencrypt\/live\/example.com\/{cert,chain,privkey}.pem \/opt\/tomcat\/conf\/<\/code><\/pre>\n\n\n\n<p>Remplacez &#8220;example.com&#8221; par votre nom de domaine.<\/p>\n\n\n\n<p>Ensuite, \u00e9ditez le fichier&nbsp;<code>server.xml<\/code>&nbsp;situ\u00e9 dans le r\u00e9pertoire d&#8217;accueil de Tomcat (<code>\/opt\/tomcat\/conf<\/code>&nbsp;dans ce cas). Pour ce faire, ex\u00e9cutez la commande suivante :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">$ sudo nano \/opt\/tomcat\/conf\/server.xml<\/code><\/pre>\n\n\n\n<p>Dans le fichier&nbsp;<code>server.xml<\/code>, localisez la section que vous voulez modifier et faites les changements n\u00e9cessaires. D\u00e9commentez la section en supprimant les balises&nbsp;<code>&lt;!--<\/code>&nbsp;et&nbsp;<code>--&gt;<\/code>&nbsp;et ajoutez les d\u00e9tails du certificat comme indiqu\u00e9 ci-dessous :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"xml\" class=\"language-xml\">&lt;Connector port=\"8443\" protocol=\"HTTP\/1.1\" maxThreads=\"150\" SSLEnabled=\"true\"&gt;\n     &lt;SSLHostConfig&gt;\n          &lt;Certificate certificateFile=\"conf\/cert.pem\"\n             certificateKeyFile=\"conf\/privkey.pem\"\n             certificateChainFile=\"conf\/chain.pem\" \/&gt;\n     &lt;\/SSLHostConfig&gt;\n&lt;\/Connector&gt;<\/code><\/pre>\n\n\n\n<p>Enregistrez les modifications et quittez l&#8217;\u00e9diteur.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"tester-le-certificat-lets-encrypt\">Tester le certificat Let&#8217;s Encrypt<\/h2>\n\n\n\n<p>Maintenant que nous avons configur\u00e9 Tomcat pour utiliser le certificat Let&#8217;s Encrypt, nous pouvons le tester en acc\u00e9dant au serveur Tomcat via HTTPS. Ouvrez un navigateur web et entrez l&#8217;URL suivante :<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">https:\/\/example.com:8443<\/pre>\n\n\n\n<p>Remplacez &#8220;<code>exemple.com<\/code>&#8221; par votre nom de domaine r\u00e9el.<\/p>\n\n\n\n<p>Si tout est configur\u00e9 correctement, vous devriez voir une ic\u00f4ne de cadenas vert dans la barre d&#8217;adresse de votre navigateur web, indiquant que le certificat est fiable. Vous pouvez cliquer sur l&#8217;ic\u00f4ne du cadenas pour afficher les d\u00e9tails du certificat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h2>\n\n\n\n<p>Dans ce guide, nous vous avons guid\u00e9 pas \u00e0 pas dans le processus d&#8217;installation d&#8217;un certificat auto-sign\u00e9 ou d&#8217;un certificat Let&#8217;s Encrypt sur Tomcat. La communication HTTPS est essentielle pour s\u00e9curiser la transmission de donn\u00e9es entre un client et un serveur, et il est important de s&#8217;assurer que votre serveur Tomcat utilise un certificat SSL\/TLS valide.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&#8217;installation d&#8217;un certificat auto-sign\u00e9 ou d&#8217;un certificat Let&#8217;s Encrypt sur Tomcat est une \u00e9tape n\u00e9cessaire pour permettre la communication HTTPS entre un client et un serveur Tomcat. Ce guide vous guidera pas \u00e0 pas dans l&#8217;installation d&#8217;un certificat auto-sign\u00e9 ou d&#8217;un certificat Let&#8217;s Encrypt sur Tomcat. Conditions pr\u00e9alables G\u00e9n\u00e9rer un certificat auto-sign\u00e9 Pour g\u00e9n\u00e9rer un ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/www.webhi.com\/how-to\/fr\/installer-un-certificat-ssl-auto-signe-ou-ssl-gratuit-lets-encrypt-sur-tomcat\/\" 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>Installer un certificat gratuit auto-sign\u00e9 ou Let&#039;s Encrypt sur Tomcat - WebHi Tutorials &amp; Documentations<\/title>\n<meta name=\"description\" content=\"Apprendre comment installer un certificat SSL auto-sign\u00e9 ou gratuit Let&#039;s Encrypt sur Tomcat pour permettre une communication s\u00e9curis\u00e9e via HTTPS. Ce guide \u00e9tape par \u00e9tape couvre la g\u00e9n\u00e9ration et la configuration des certificats, les tests de fonctionnalit\u00e9 et l&#039;assurance d&#039;une transmission de donn\u00e9es s\u00e9curis\u00e9e.\" \/>\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\/installer-un-certificat-ssl-auto-signe-ou-ssl-gratuit-lets-encrypt-sur-tomcat\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Installer un certificat gratuit auto-sign\u00e9 ou Let&#039;s Encrypt sur Tomcat - WebHi Tutorials &amp; Documentations\" \/>\n<meta property=\"og:description\" content=\"Apprendre comment installer un certificat SSL auto-sign\u00e9 ou gratuit Let&#039;s Encrypt sur Tomcat pour permettre une communication s\u00e9curis\u00e9e via HTTPS. 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