{"id":45568,"date":"2026-02-03T15:41:47","date_gmt":"2026-02-03T15:41:47","guid":{"rendered":"\/fr\/tutoriels\/?p=45568"},"modified":"2026-02-03T15:41:48","modified_gmt":"2026-02-03T15:41:48","slug":"generer-des-cles-ssh-avec-putty","status":"publish","type":"post","link":"\/fr\/tutoriels\/generer-des-cles-ssh-avec-putty\/","title":{"rendered":"Comment g\u00e9n\u00e9rer des cl\u00e9s SSH avec PuTTY pour la s\u00e9curit\u00e9 du site"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Les cl&eacute;s SSH sont l&rsquo;une des options d&rsquo;authentification SSH les plus s&ucirc;res. Il est nettement plus s&ucirc;r que l&rsquo;authentification habituelle par mot de passe SSH. Il est donc fortement recommand&eacute; d&rsquo;utiliser la m&eacute;thode d&rsquo;authentification par cl&eacute; SSH pour les connexions &agrave; vos serveurs.<\/p><p class=\"wp-block-paragraph\">Avec l&rsquo;authentification par mot de passe, vous pouvez vous connecter &agrave; votre serveur depuis n&rsquo;importe quel endroit, il vous suffit de saisir votre mot de passe. Cependant, si votre mot de passe est divulgu&eacute;, il s&rsquo;agit d&rsquo;un risque majeur, car toute personne connaissant votre mot de passe sera en mesure d&rsquo;acc&eacute;der au serveur.<\/p><p class=\"wp-block-paragraph\">L&rsquo;authentification par cl&eacute; SSH n&rsquo;autorise que les connexions des clients dont la cl&eacute; correspond &agrave; celle du serveur. En principe, vous g&eacute;n&eacute;rez une paire de cl&eacute;s (cl&eacute; priv&eacute;e et cl&eacute; publique). La cl&eacute; priv&eacute;e est plac&eacute;e sur votre machine locale et la cl&eacute; publique est t&eacute;l&eacute;charg&eacute;e sur le serveur. Lors de la connexion au serveur, une validation de ces deux cl&eacute;s est effectu&eacute;e et si la paire de cl&eacute;s passe la validation, vous &ecirc;tes autoris&eacute; &agrave; vous connecter. Bien entendu, vous pouvez t&eacute;l&eacute;charger les cl&eacute;s de plusieurs utilisateurs afin que vous ou d&rsquo;autres utilisateurs autoris&eacute;s puissiez vous connecter au serveur &agrave; partir de diff&eacute;rents ordinateurs.<\/p><p class=\"wp-block-paragraph\">Comme vous pouvez le constater, il s&rsquo;agit d&rsquo;une m&eacute;thode de connexion beaucoup plus s&ucirc;re. Dans ce tutoriel, nous nous concentrerons sur les utilisateurs de Windows qui utilisent <strong>PuTTY<\/strong> pour se connecter au serveur et nous montrerons comment g&eacute;n&eacute;rer des <strong>cl&eacute;s SSH<\/strong> <strong>PuTTY<\/strong>. Si vous souhaitez g&eacute;n&eacute;rer des cl&eacute;s SSH sous Linux ou Mac, consultez <a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/generer-cle-ssh\/\" data-type=\"link\" data-id=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/generer-cle-ssh\">ce tutoriel<\/a>.<\/p><h2 class=\"wp-block-heading\" id=\"h-what-you-ll-need\">Ce dont vous avez besoin<\/h2><p class=\"wp-block-paragraph\">Avant de commencer ce guide, vous aurez besoin des &eacute;l&eacute;ments suivants :<\/p><ul class=\"wp-block-list\">\n<li>Acc&egrave;s &agrave; votre serveur Linux \/ VPS<\/li>\n\n\n\n<li><strong>PuTTY<\/strong> et <strong>PuTTYgen<\/strong> install&eacute;s sur votre ordinateur (<a href=\"http:\/\/www.chiark.greenend.org.uk\/~sgtatham\/putty\/download.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">T&eacute;l&eacute;charger ici<\/a>)<\/li>\n<\/ul><h2 class=\"wp-block-heading\" id=\"h-step-1-downloading-puttygen\">&Eacute;tape 1 &ndash; T&eacute;l&eacute;charger PuTTYgen<\/h2><p class=\"wp-block-paragraph\">La plupart d&rsquo;entre vous ont d&eacute;j&agrave; install&eacute; <strong>PuTTY<\/strong> sur leur ordinateur. Cependant, pour g&eacute;n&eacute;rer des cl&eacute;s SSH, vous aurez &eacute;galement besoin de <strong>PuTTYgen<\/strong>.<\/p><p class=\"wp-block-paragraph\">1. T&eacute;l&eacute;chargez <strong>PuTTYgen <\/strong>depuis le <a href=\"https:\/\/www.chiark.greenend.org.uk\/~sgtatham\/putty\/latest.html\" target=\"_blank\" rel=\"noreferrer noopener\">site officiel<\/a>.<br>2. Vous devriez voir ce fichier t&eacute;l&eacute;charg&eacute; :<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b87659c\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b87659c\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"178\" height=\"141\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/generer-des-cles-ssh-putty2.png\/public\" alt=\"Le fichier puttygen.exe\" class=\"wp-image-45554\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/generer-des-cles-ssh-putty2.png\/w=178,fit=scale-down 178w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/generer-des-cles-ssh-putty2.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 178px) 100vw, 178px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Aucune installation n&rsquo;est n&eacute;cessaire pour PuTTYgen. Il s&rsquo;ex&eacute;cutera lorsque vous ex&eacute;cuterez le fichier.<\/p><h2 class=\"wp-block-heading\" id=\"h-step-2-generating-your-ssh-key-pair\">&Eacute;tape 2 &ndash; G&eacute;n&eacute;rer votre paire de cl&eacute;s SSH<\/h2><p class=\"wp-block-paragraph\">1. Ouvrez <strong>PuTTYgen<\/strong> en double-cliquant sur le fichier <strong>puttygen.exe<\/strong> que vous avez t&eacute;l&eacute;charg&eacute; &agrave; l&rsquo;<strong>&eacute;tape 1.<\/strong> Vous devriez voir appara&icirc;tre une fen&ecirc;tre comme celle-ci :<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b8790cd\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b8790cd\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"593\" height=\"464\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-main.png\/public\" alt=\"La fen&ecirc;tre principale de puttygen\" class=\"wp-image-45555\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-main.png\/w=593,fit=scale-down 593w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-main.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-main.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 593px) 100vw, 593px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">2. Avant de g&eacute;n&eacute;rer votre paire de cl&eacute;s SSH, vous pouvez modifier certains param&egrave;tres, par exemple la longueur de la cl&eacute;. Toutefois, dans la plupart des cas, les options par d&eacute;faut fonctionneront parfaitement.<br>3. G&eacute;n&eacute;rez votre paire de cl&eacute;s SSH en cliquant sur le bouton <strong>G&eacute;n&eacute;rer<\/strong>.<br>4. Lorsque la barre de progression commence &agrave; se charger, d&eacute;placez votre souris au hasard dans la zone pour charger la barre et g&eacute;n&eacute;rer votre paire de cl&eacute;s.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b87bc23\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b87bc23\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"596\" height=\"468\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-generatrice.png\/public\" alt=\"Le processus de g&eacute;n&eacute;ration d'une nouvelle cl&eacute; SSH via puttygen\" class=\"wp-image-45556\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-generatrice.png\/w=596,fit=scale-down 596w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-generatrice.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-generatrice.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 596px) 100vw, 596px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">5. Votre cl&eacute; SSH publique s&rsquo;affiche &agrave; l&rsquo;&eacute;cran :<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b87e804\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b87e804\" class=\"aligncenter size-full is-resized wp-lightbox-container\"><img decoding=\"async\" width=\"593\" height=\"463\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/genere-par-puttygen.png\/public\" alt=\"La fen&ecirc;tre de la cl&eacute; SSH g&eacute;n&eacute;r&eacute;e sur puttygen\" class=\"wp-image-45557\" style=\"width:593px;height:463px\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/genere-par-puttygen.png\/w=593,fit=scale-down 593w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/genere-par-puttygen.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/genere-par-puttygen.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 593px) 100vw, 593px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Si vous comptez utiliser la cl&eacute; pour un VPS bas&eacute; sur Linux, veillez &agrave; copier la cl&eacute; publique OpenSSH quelque part, car les syst&egrave;mes Linux ne prennent pas en charge le format Putty par d&eacute;faut. <\/p><p class=\"wp-block-paragraph\">6. Pour plus de s&eacute;curit&eacute;, il est fortement recommand&eacute; de pr&eacute;voir une phrase de passe pour votre cl&eacute; SSH (vous pouvez toutefois la laisser vide) :<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b88134e\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b88134e\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"589\" height=\"215\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-paraphrase.png\/public\" alt=\"La fen&ecirc;tre de mot de passe sur Puttygen\" class=\"wp-image-45558\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-paraphrase.png\/w=589,fit=scale-down 589w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-paraphrase.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-paraphrase.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 589px) 100vw, 589px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">7. Enregistrez votre cl&eacute; priv&eacute;e &agrave; l&rsquo;endroit de votre choix sur votre ordinateur et donnez-lui le nom que vous souhaitez.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b883e09\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b883e09\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"589\" height=\"112\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-saveprivatekey.png\/public\" alt=\"Le processus d'enregistrement d'une cl&eacute; priv&eacute;e sur puttygen\" class=\"wp-image-45559\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-saveprivatekey.png\/w=589,fit=scale-down 589w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-saveprivatekey.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/puttygen-saveprivatekey.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 589px) 100vw, 589px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b88697e\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b88697e\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"732\" height=\"464\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/sauvegarder-la-cle-putty.png\/public\" alt=\"Le processus d'enregistrement d'une cl&eacute; priv&eacute;e sur puttygen\" class=\"wp-image-45560\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/sauvegarder-la-cle-putty.png\/w=732,fit=scale-down 732w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/sauvegarder-la-cle-putty.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/sauvegarder-la-cle-putty.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 732px) 100vw, 732px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">8. Enregistrez votre cl&eacute; publique au m&ecirc;me endroit sur votre ordinateur et donnez-lui le nom que vous souhaitez.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b8893dd\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b8893dd\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"737\" height=\"459\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/save-putty-key-public.png\/public\" alt=\"Le processus d'enregistrement d'une cl&eacute; publique sur puttygen\" class=\"wp-image-45561\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/save-putty-key-public.png\/w=737,fit=scale-down 737w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/save-putty-key-public.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/save-putty-key-public.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 737px) 100vw, 737px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Et voil&agrave;, vous avez g&eacute;n&eacute;r&eacute; votre paire de cl&eacute;s SSH. La cl&eacute; priv&eacute;e restera sur votre ordinateur (ne la communiquez &agrave; personne), tandis que votre cl&eacute; publique doit &ecirc;tre t&eacute;l&eacute;charg&eacute;e sur le serveur auquel vous souhaitez vous connecter.<\/p><h2 class=\"wp-block-heading\" id=\"h-step-3-setting-up-your-private-key-on-putty\">&Eacute;tape 3 &ndash; Configurer votre cl&eacute; priv&eacute;e sur PuTTY<\/h2><p class=\"wp-block-paragraph\">Pour que le serveur reconnaisse votre ordinateur lorsqu&rsquo;il se connecte &agrave; partir de PuTTY, vous devez attacher la cl&eacute; priv&eacute;e &agrave; PuTTY.<\/p><p class=\"wp-block-paragraph\">1. Ouvrez <strong>PuTTY<\/strong> et naviguez vers <strong>Connexion &rarr; SSH &rarr; Auth<\/strong> &rarr; <strong>Identifiants<\/strong> dans la barre lat&eacute;rale gauche.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b88c0e5\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b88c0e5\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"445\" height=\"434\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/identifiants-putty.png\/public\" alt=\"La fen&ecirc;tre d'identification sur le client putty\" class=\"wp-image-45562\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/identifiants-putty.png\/w=445,fit=scale-down 445w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/identifiants-putty.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/identifiants-putty.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 445px) 100vw, 445px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">2. Recherchez votre fichier de cl&eacute; priv&eacute;e dans le champ <strong>Cl&eacute; priv&eacute;e pour l&rsquo;authentification<\/strong>.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b88ed4a\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b88ed4a\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"445\" height=\"435\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-browse.png\/public\" alt=\"Le bouton Parcourir sur le client Putty\" class=\"wp-image-45563\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-browse.png\/w=445,fit=scale-down 445w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-browse.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-browse.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 445px) 100vw, 445px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">3. S&eacute;lectionnez le fichier de cl&eacute; priv&eacute;e avec la terminaison <strong>.ppk<\/strong> et cliquez sur <strong>Ouvrir.<\/strong> <\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b891a88\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b891a88\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"631\" height=\"417\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-select.png\/public\" alt=\"Le processus de s&eacute;lection de la cl&eacute; priv&eacute;e pour le client putty\" class=\"wp-image-45564\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-select.png\/w=631,fit=scale-down 631w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-select.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/01\/putty-privatekey-select.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 631px) 100vw, 631px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><h2 class=\"wp-block-heading\" id=\"h-step-4-adding-public-key-to-server\">&Eacute;tape 4 &ndash; Ajouter la cl&eacute; publique au serveur<\/h2><p class=\"wp-block-paragraph\">Enfin, vous devez t&eacute;l&eacute;charger votre cl&eacute; publique sur le serveur. Il existe deux m&eacute;thodes pour cela :<\/p><p class=\"wp-block-paragraph\"><strong>M&eacute;thode 1 &ndash; Utiliser hPanel<\/strong><\/p><p class=\"wp-block-paragraph\">La m&eacute;thode la plus simple pour t&eacute;l&eacute;charger votre cl&eacute; publique est de passer par hPanel. <\/p><ol class=\"wp-block-list\">\n<li>Commencez par s&eacute;lectionner votre VPS <strong>&rarr; G&eacute;rer<\/strong>.<\/li>\n\n\n\n<li>Ensuite, naviguez jusqu&rsquo;&agrave; la page <strong>Param&egrave;tres <\/strong>&rarr; <strong>Cl&eacute;s SSH <\/strong>et cliquez sur le bouton <strong>Ajouter une cl&eacute; SSH<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\"><img decoding=\"async\" width=\"1024\" height=\"489\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\/w=1024,h=1024,fit=scale-down\" alt=\"La page Cl&eacute;s SSH sur hPanel. Le bouton permettant d'ajouter une cl&eacute; SSH est mis en &eacute;vidence.\" class=\"wp-image-45770\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_03_59_PM.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/div><p class=\"wp-block-paragraph\">3. Remplissez les d&eacute;tails et collez la cl&eacute; OpenSSH que vous avez copi&eacute;e plus t&ocirc;t dans la fen&ecirc;tre principale de PuTTYgen.<\/p><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a7757b8967f9\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a7757b8967f9\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"963\" height=\"512\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_04_04_PM.png\/public\" alt=\"Le processus d'ajout d'une nouvelle cl&eacute; publique sur hPanel\" class=\"wp-image-45772\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_04_04_PM.png\/w=963,fit=scale-down 963w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_04_04_PM.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_04_04_PM.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/02\/Parametres-Hostinger-02-03-2026_04_04_PM.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 963px) 100vw, 963px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">4. Enfin, cliquez sur le bouton <strong>Enregistrer<\/strong>.<\/p><p>\n\n\n        <div class=\"protip\">\n            <div class=\"protip__heading\">\n                <svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                    <path d=\"M1.49234 23.5024C1.23229 23.5024 0.972242 23.4024 0.782206 23.2123C0.562165 22.9923 0.452144 22.6822 0.502153 22.3722C0.562165 21.9221 1.14227 17.9113 3.00262 16.351C3.63274 15.8209 4.43289 15.5509 5.26305 15.5609C6.09321 15.5909 6.87335 15.9109 7.47347 16.4911C8.6937 17.6913 8.76371 19.6717 7.6435 20.9919C6.0832 22.8523 2.08245 23.4324 1.63237 23.4924C1.59236 23.4924 1.54235 23.4924 1.50234 23.4924L1.49234 23.5024ZM5.16303 17.5613C4.84297 17.5613 4.53291 17.6713 4.29287 17.8813C3.60274 18.4614 3.07264 19.9317 2.75258 21.242C4.06282 20.9219 5.5331 20.3918 6.11321 19.7017C6.55329 19.1716 6.54329 18.3814 6.0832 17.9213C5.85316 17.7013 5.5431 17.5713 5.20304 17.5613C5.19304 17.5613 5.17303 17.5613 5.16303 17.5613ZM11.7243 21.8821C11.4942 21.8821 11.2642 21.8021 11.0841 21.652C10.8541 21.462 10.7241 21.1819 10.7241 20.8819V15.9109L8.08358 13.2705H3.11264C2.81259 13.2705 2.53254 13.1404 2.3425 12.9104C2.15246 12.6803 2.07245 12.3803 2.12246 12.0902C2.19247 11.7102 2.84259 8.36953 4.70294 7.12929C6.33325 6.04909 8.96375 6.49918 10.244 6.80923C11.5442 4.96889 13.2546 3.4286 15.2349 2.33839C17.4553 1.11816 19.9858 0.518051 22.4963 0.498047C23.0464 0.498047 23.4865 0.948132 23.4865 1.49824C23.4865 5.0389 22.3763 9.97983 17.1753 13.7605C17.4853 15.0408 17.9354 17.6613 16.8552 19.2816C15.615 21.1419 12.2744 21.7921 11.8943 21.8621C11.8343 21.8721 11.7743 21.8821 11.7143 21.8821H11.7243ZM12.7245 16.181V19.6016C13.7146 19.2916 14.7948 18.7915 15.2049 18.1814C15.675 17.4812 15.605 16.091 15.385 14.9008C14.5248 15.3808 13.6346 15.8109 12.7245 16.181ZM9.66388 12.0302L11.9643 14.3307C13.1845 13.8306 14.3648 13.2204 15.485 12.5103C19.9358 9.51974 21.2361 5.60901 21.4561 2.53843C19.6157 2.67846 17.8254 3.20856 16.2051 4.09872C14.2847 5.14892 12.6544 6.68921 11.4942 8.54956C10.7841 9.65977 10.174 10.82 9.66388 12.0302ZM4.39289 11.2701H7.81353C8.1936 10.3599 8.63368 9.46974 9.11377 8.60957C7.92355 8.38953 6.51329 8.31952 5.81315 8.78961C5.19304 9.19968 4.70294 10.3099 4.39289 11.2701Z\" fill=\"#673DE6\"\/>\n                <\/svg>\n                <p class=\"protip__title\">\n                    &#128161; Conseil de pro                <\/p>\n            <\/div>\n            <p class=\"protip__content\">Sur le <a href=\"\/fr\/vps\">VPS d'Hostinger<\/a>, utilisez l'<strong>assistant IA Kodee<\/strong> pour v&eacute;rifier si une cl&eacute; publique a &eacute;t&eacute; ajout&eacute;e. Acc&eacute;dez-y via le tableau de bord de votre VPS, puis demandez : \"Quelle cl&eacute; SSH publique a &eacute;t&eacute; ajout&eacute;e &agrave; mon VPS ?\". Si <strong>Kodee<\/strong> renvoie une cl&eacute;, vous avez ajout&eacute; avec succ&egrave;s une cl&eacute; &agrave; votre serveur.<\/p>\n                    <\/div>\n        \n\n\n\n<\/p><p class=\"wp-block-paragraph\"><strong>M&eacute;thode 2 &ndash; Manuellement<\/strong> <\/p><ol class=\"wp-block-list\">\n<li>Sur votre ordinateur local, ouvrez le fichier de cl&eacute; publique <strong>(id_rsa.pub<\/strong>) que vous avez g&eacute;n&eacute;r&eacute; &agrave; l&rsquo;<strong>&eacute;tape 2<\/strong> avec n&rsquo;importe quel &eacute;diteur de texte et copiez son contenu (cl&eacute; publique).<\/li>\n\n\n\n<li>Connectez-vous &agrave; votre VPS &agrave; l&rsquo;aide de Putty. Voir <a href=\"\/fr\/tutoriels\/connexion-ssh-windows-putty\/\">ce guide<\/a> pour les &eacute;tapes d&eacute;taill&eacute;es.<\/li>\n\n\n\n<li>Si le dossier <strong>.ssh<\/strong> n&rsquo;existe pas, cr&eacute;ez-le avec le fichier <strong>authorized_keys<\/strong> &agrave; l&rsquo;aide de la commande suivante :<br> mkdir<code>~\/.ssh | touch ~\/.ssh\/authorized_keys<\/code> <\/li>\n\n\n\n<li>S&eacute;curisez le fichier de cl&eacute;s SSH en modifiant les permissions :<br><code>chmod 0700 ~\/.ssh ; chmod 0644 ~\/.ssh\/authorized_keys<\/code><\/li>\n\n\n\n<li>Ouvrez le fichier <strong>authorized_keys<\/strong> avec l&rsquo;&eacute;diteur de texte <strong>vim<\/strong>:<br> vim<code>~\/.ssh\/authorized_keys<\/code> <\/li>\n\n\n\n<li>Appuyez sur la touche <strong>i<\/strong> de votre clavier et sur le bouton droit de la souris pour coller la cl&eacute; publique.<\/li>\n\n\n\n<li>Appuyez sur la touche <strong>Esc<\/strong> et tapez <code>:x<\/code>, puis appuyez sur la touche <strong>Entr&eacute;e<\/strong>. Cette commande permet d&rsquo;enregistrer les modifications apport&eacute;es au fichier.<\/li>\n<\/ol><p class=\"wp-block-paragraph\">Vous pouvez maintenant utiliser les cl&eacute;s SSH au lieu de l&rsquo;authentification par mot de passe SSH pour vous connecter &agrave; votre VPS.<\/p><figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hostinger.com\/fr\/vps\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"1024\" height=\"300\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-VPS-hosting_in-text-banner-1024x300-1.png\/public\" alt=\"\" class=\"wp-image-41471\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-VPS-hosting_in-text-banner-1024x300-1.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-VPS-hosting_in-text-banner-1024x300-1.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-VPS-hosting_in-text-banner-1024x300-1.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-VPS-hosting_in-text-banner-1024x300-1.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusion<\/h2><p class=\"wp-block-paragraph\">Vous avez appris &agrave; g&eacute;n&eacute;rer des cl&eacute;s SSH PuTTY &agrave; l&rsquo;aide de PuTTYgen. Cela rendra votre connexion au serveur beaucoup plus s&ucirc;re et pratique car vous n&rsquo;aurez pas besoin de saisir le mot de passe &agrave; chaque fois. Nous vous recommandons d&rsquo;utiliser ce mode d&rsquo;authentification SSH en permanence et de d&eacute;sactiver d&eacute;finitivement l&rsquo;authentification par mot de passe pour s&eacute;curiser compl&egrave;tement votre serveur. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les cl&eacute;s SSH sont l&rsquo;une des options d&rsquo;authentification SSH les plus s&ucirc;res. Il est nettement plus s&ucirc;r que l&rsquo;authentification habituelle par mot de passe SSH. Il est donc fortement recommand&eacute; d&rsquo;utiliser la m&eacute;thode d&rsquo;authentification par cl&eacute; SSH pour les connexions &agrave; vos serveurs. Avec l&rsquo;authentification par mot de passe, vous pouvez vous connecter &agrave; votre [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"\/fr\/tutoriels\/generer-des-cles-ssh-avec-putty\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":355,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Comment g\u00e9n\u00e9rer des cl\u00e9s SSH avec PuTTY","rank_math_description":"Les cl\u00e9s SSH offrent une authentification s\u00e9curis\u00e9e. D\u00e9couvrez comment g\u00e9n\u00e9rer des cl\u00e9s SSH avec PuTTY dans ce tutoriel.","rank_math_focus_keyword":"g\u00e9n\u00e9rer des cl\u00e9s SSH avec PuTTY","footnotes":""},"categories":[5877,5845],"tags":[],"class_list":["post-45568","post","type-post","status-publish","format-standard","hentry","category-surveillance-et-securite","category-vps"],"hreflangs":[{"locale":"en-US","link":"https:\/\/www.hostinger.com\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"pt-BR","link":"https:\/\/www.hostinger.com\/br\/tutoriais\/como-configurar-chaves-ssh\/","default":0},{"locale":"fr-FR","link":"https:\/\/www.hostinger.com\/fr\/tutoriels\/generer-des-cles-ssh-avec-putty\/","default":0},{"locale":"es-ES","link":"https:\/\/www.hostinger.com\/es\/tutoriales\/como-generar-claves-ssh-en-putty\/","default":0},{"locale":"en-PH","link":"https:\/\/www.hostinger.com\/ph\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-MY","link":"https:\/\/www.hostinger.com\/my\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-GB","link":"https:\/\/www.hostinger.com\/uk\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-IN","link":"https:\/\/www.hostinger.com\/in\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-CA","link":"https:\/\/www.hostinger.com\/ca\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-AU","link":"https:\/\/www.hostinger.com\/au\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"en-NG","link":"https:\/\/www.hostinger.com\/ng\/tutorials\/how-to-generate-ssh-keys-on-putty\/","default":0},{"locale":"es-AR","link":"https:\/\/www.hostinger.com\/ar\/tutoriales\/como-generar-claves-ssh-en-putty\/","default":0},{"locale":"es-MX","link":"https:\/\/www.hostinger.com\/mx\/tutoriales\/como-generar-claves-ssh-en-putty\/","default":0},{"locale":"es-CO","link":"https:\/\/www.hostinger.com\/co\/tutoriales\/como-generar-claves-ssh-en-putty\/","default":0},{"locale":"pt-PT","link":"https:\/\/www.hostinger.com\/pt\/tutoriais\/como-configurar-chaves-ssh\/","default":0}],"_links":{"self":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/45568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/users\/355"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/comments?post=45568"}],"version-history":[{"count":6,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/45568\/revisions"}],"predecessor-version":[{"id":45780,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/45568\/revisions\/45780"}],"wp:attachment":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/media?parent=45568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/categories?post=45568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/tags?post=45568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}