{"id":97749,"date":"2025-04-11T23:19:42","date_gmt":"2025-04-11T22:19:42","guid":{"rendered":"https:\/\/blog.juandesouza.com\/?p=97749"},"modified":"2025-04-11T23:22:58","modified_gmt":"2025-04-11T22:22:58","slug":"quel-est-ce-processus-wrapper-sshd-keygen-sur-macos","status":"publish","type":"post","link":"https:\/\/blog.juandesouza.com\/fr\/tech\/quel-est-ce-processus-wrapper-sshd-keygen-sur-macos\/","title":{"rendered":"Qu&#039;est-ce que le processus sshd-keygen-wrapper sur macOS\u00a0? Voici tout ce que vous devez savoir."},"content":{"rendered":"<p>Lorsque vous explorez les profondeurs de macOS, en particulier du point de vue d&#039;un d\u00e9veloppeur ou d&#039;un administrateur syst\u00e8me, vous pouvez rencontrer un processus appel\u00e9 <code>sshd-keygen-wrapper<\/code>Bien que son nom puisse para\u00eetre \u00e9nigmatique, ce processus syst\u00e8me joue un r\u00f4le essentiel dans la s\u00e9curit\u00e9 de votre Mac lorsque vous utilisez SSH (Secure Shell). Dans ce guide, nous vous expliquerons ce qu&#039;il signifie. <code>sshd-keygen-wrapper<\/code> est, sa fonction, quand il appara\u00eet, son importance et comment il s&#039;int\u00e8gre dans le contexte plus large de la s\u00e9curit\u00e9 du syst\u00e8me et de la mise en r\u00e9seau sur macOS.<\/p>\n<h3>Qu&#039;est-ce que sshd-keygen-wrapper sur macOS\u00a0?<\/h3>\n<p><code>sshd-keygen-wrapper<\/code> Il s&#039;agit d&#039;un processus d&#039;arri\u00e8re-plan sous macOS associ\u00e9 au logiciel OpenSSH. Plus pr\u00e9cis\u00e9ment, il s&#039;agit d&#039;un utilitaire permettant de g\u00e9n\u00e9rer des cl\u00e9s d&#039;h\u00f4te SSH pour le serveur SSH (<code>sshd<\/code>). Ces cl\u00e9s sont essentielles pour authentifier l\u2019identit\u00e9 du serveur lors des communications r\u00e9seau s\u00e9curis\u00e9es.<\/p><div id=\"juand-1252572356\" class=\"juand-content juand-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8944986240478060\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n style=\"display:block; text-align:center;\"\r\n data-ad-layout=\"in-article\"\r\n data-ad-format=\"fluid\"\r\n data-ad-client=\"ca-pub-8944986240478060\"\r\n data-ad-slot=\"9601515663\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br\/><\/div>\n<p>Le processus est g\u00e9n\u00e9ralement d\u00e9clench\u00e9 automatiquement par macOS lorsque le serveur SSH est activ\u00e9 ou lorsque le syst\u00e8me d\u00e9marre et d\u00e9termine que les cl\u00e9s d&#039;h\u00f4te doivent \u00eatre cr\u00e9\u00e9es ou mises \u00e0 jour.<\/p>\n<h3>Le r\u00f4le de SSH et sshd sur macOS<\/h3>\n<p>SSH (Secure Shell) est un protocole r\u00e9seau cryptographique permettant un acc\u00e8s s\u00e9curis\u00e9 \u00e0 un ordinateur sur un r\u00e9seau non s\u00e9curis\u00e9. Sur macOS, Apple inclut OpenSSH par d\u00e9faut, permettant aux utilisateurs de se connecter \u00e0 distance \u00e0 leurs machines via le <code>ssh<\/code> client ou autoriser d&#039;autres personnes \u00e0 se connecter en activant le serveur SSH.<\/p>\n<p>Le serveur SSH sur macOS est g\u00e9r\u00e9 par le <code>sshd<\/code> un d\u00e9mon (Secure Shell Daemon), qui \u00e9coute les connexions SSH entrantes. Avant <code>sshd<\/code> pour fonctionner correctement, il n\u00e9cessite un ensemble de cl\u00e9s d&#039;h\u00f4te pour v\u00e9rifier son identit\u00e9 aupr\u00e8s des clients.<\/p>\n<p>C&#039;est ici <code>sshd-keygen-wrapper<\/code> intervient : il g\u00e9n\u00e8re automatiquement ces cl\u00e9s d&#039;h\u00f4te, garantissant que le serveur peut \u00e9tablir des connexions crypt\u00e9es en toute s\u00e9curit\u00e9.<\/p><div id=\"juand-3378455122\" class=\"juand-content_2 juand-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8944986240478060\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n style=\"display:block; text-align:center;\"\r\n data-ad-layout=\"in-article\"\r\n data-ad-format=\"fluid\"\r\n data-ad-client=\"ca-pub-8944986240478060\"\r\n data-ad-slot=\"9601515663\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br\/><\/div>\n<h3>Quand sshd-keygen-wrapper s&#039;ex\u00e9cute-t-il\u00a0?<\/h3>\n<p>Vous remarquerez peut-\u00eatre le <code>sshd-keygen-wrapper<\/code> processus dans le moniteur d&#039;activit\u00e9 ou les journaux syst\u00e8me dans plusieurs circonstances\u00a0:<\/p>\n<ul>\n<li>Lorsque l\u2019acc\u00e8s SSH est activ\u00e9 pour la premi\u00e8re fois sur votre Mac.<\/li>\n<li>Lorsque le syst\u00e8me d\u00e9marre et d\u00e9termine que les cl\u00e9s d&#039;h\u00f4te sont manquantes ou doivent \u00eatre r\u00e9g\u00e9n\u00e9r\u00e9es.<\/li>\n<li>Apr\u00e8s les mises \u00e0 jour de macOS ou les modifications apport\u00e9es aux composants OpenSSH.<\/li>\n<li>Lors du renforcement du syst\u00e8me ou des configurations de s\u00e9curit\u00e9.<\/li>\n<\/ul>\n<h3>Activation de SSH sur macOS<\/h3>\n<p>Vous pouvez activer SSH (connexion \u00e0 distance) sur macOS en suivant ces \u00e9tapes\u00a0:<\/p>\n<ol>\n<li>Ouvrir <strong>Param\u00e8tres syst\u00e8me<\/strong> (ou <strong>Pr\u00e9f\u00e9rences syst\u00e8me<\/strong> sur les anciennes versions).<\/li>\n<li>Aller \u00e0 <strong>G\u00e9n\u00e9ral &gt; Partage<\/strong>.<\/li>\n<li>Basculer <strong>Connexion \u00e0 distance<\/strong> \u00e0 ON.<\/li>\n<\/ol>\n<p>Une fois activ\u00e9, macOS lancera les services n\u00e9cessaires, y compris le d\u00e9marrage du d\u00e9mon SSH et, si n\u00e9cessaire, le d\u00e9clenchement <code>sshd-keygen-wrapper<\/code> pour g\u00e9n\u00e9rer des cl\u00e9s d&#039;h\u00f4te.<\/p>\n<h3>Que fait exactement sshd-keygen-wrapper\u00a0?<\/h3>\n<p>Techniquement, <code>sshd-keygen-wrapper<\/code> agit comme un wrapper pour le <code>ssh-keygen<\/code> Commande permettant de cr\u00e9er de nouvelles cl\u00e9s cryptographiques. Son fonctionnement est \u00e9quivalent \u00e0 l&#039;ex\u00e9cution manuelle de la commande suivante\u00a0:<\/p>\n<pre><code class=\"language-bash\">sudo ssh-keygen -A\r\n<\/code><\/pre>\n<p>Cette commande cr\u00e9e l\u2019ensemble par d\u00e9faut de cl\u00e9s d\u2019h\u00f4te SSH\u00a0:<\/p><div id=\"juand-4190596233\" class=\"juand-content_3 juand-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8944986240478060\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n style=\"display:block; text-align:center;\"\r\n data-ad-layout=\"in-article\"\r\n data-ad-format=\"fluid\"\r\n data-ad-client=\"ca-pub-8944986240478060\"\r\n data-ad-slot=\"9601515663\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br\/><\/div>\n<ul>\n<li>RSA : <code>\/etc\/ssh\/ssh_host_rsa_key<\/code><\/li>\n<li>ECDSA : <code>\/etc\/ssh\/ssh_host_ecdsa_key<\/code><\/li>\n<li>ED25519 : <code>\/etc\/ssh\/ssh_host_ed25519_key<\/code><\/li>\n<\/ul>\n<p>Chaque type de cl\u00e9 est utilis\u00e9 \u00e0 des fins diff\u00e9rentes et offre diff\u00e9rents niveaux de s\u00e9curit\u00e9 et de compatibilit\u00e9. La cl\u00e9 ED25519 est actuellement la plus s\u00fbre et la plus efficace.<\/p>\n<h3>sshd-keygen-wrapper est-il s\u00fbr\u00a0?<\/h3>\n<p>Oui, absolument. <code>sshd-keygen-wrapper<\/code> est un processus l\u00e9gitime, sign\u00e9 par Apple. Il fait partie de la suite OpenSSH incluse avec macOS. Il s&#039;ex\u00e9cute avec des privil\u00e8ges \u00e9lev\u00e9s, car il doit \u00e9crire dans des r\u00e9pertoires syst\u00e8me tels que <code>\/etc\/ssh<\/code>, mais ce comportement est tout \u00e0 fait attendu.<\/p>\n<p>Si vous utilisez un logiciel antivirus ou un scanner de logiciels malveillants, il peut signaler <code>sshd-keygen-wrapper<\/code> simplement parce qu&#039;il acc\u00e8de aux fichiers syst\u00e8me ou consomme temporairement du processeur. Cependant, vous pouvez l&#039;autoriser en toute s\u00e9curit\u00e9 si vous avez activ\u00e9 SSH ou utilisez la connexion \u00e0 distance.<\/p>\n<h3>Comment v\u00e9rifier l&#039;\u00e9tat SSH sur votre Mac<\/h3>\n<p>Vous pouvez utiliser Terminal pour v\u00e9rifier si SSH est activ\u00e9\u00a0:<\/p><div id=\"juand-1056032176\" class=\"juand-content_4 juand-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8944986240478060\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n style=\"display:block; text-align:center;\"\r\n data-ad-layout=\"in-article\"\r\n data-ad-format=\"fluid\"\r\n data-ad-client=\"ca-pub-8944986240478060\"\r\n data-ad-slot=\"9601515663\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br\/><\/div>\n<pre><code class=\"language-bash\">sudo systemsetup -getremotelogin\r\n<\/code><\/pre>\n<p>Pour activer ou d\u00e9sactiver SSH (connexion \u00e0 distance)\u00a0:<\/p>\n<pre><code class=\"language-bash\">sudo systemsetup -setremotelogin on  # Enables SSH\r\nsudo systemsetup -setremotelogin off # Disables SSH\r\n<\/code><\/pre>\n<h3>Affichage des cl\u00e9s d&#039;h\u00f4te SSH<\/h3>\n<p>Pour afficher les cl\u00e9s d\u2019h\u00f4te SSH g\u00e9n\u00e9r\u00e9es, acc\u00e9dez au r\u00e9pertoire suivant\u00a0:<\/p>\n<pre><code class=\"language-bash\">cd \/etc\/ssh\r\nls -l ssh_host_*\r\n<\/code><\/pre>\n<p>Vous devriez voir des fichiers comme\u00a0:<\/p>\n<pre><code>-rw-------  1 root  wheel  1679 Apr 10 10:01 ssh_host_rsa_key\r\n-rw-r--r--  1 root  wheel   419 Apr 10 10:01 ssh_host_rsa_key.pub\r\n... (other key types)\r\n<\/code><\/pre>\n<p>Ces fichiers sont utilis\u00e9s par le d\u00e9mon SSH pour \u00e9tablir des connexions s\u00e9curis\u00e9es. Les cl\u00e9s priv\u00e9es doivent \u00eatre prot\u00e9g\u00e9es et accessibles uniquement par l&#039;utilisateur root.<\/p><div id=\"juand-1329987176\" class=\"juand-content_5 juand-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8944986240478060\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n style=\"display:block; text-align:center;\"\r\n data-ad-layout=\"in-article\"\r\n data-ad-format=\"fluid\"\r\n data-ad-client=\"ca-pub-8944986240478060\"\r\n data-ad-slot=\"9601515663\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br\/><\/div>\n<h3>Puis-je supprimer ces cl\u00e9s\u00a0?<\/h3>\n<p>Techniquement, oui, mais ce n&#039;est pas recommand\u00e9. Supprimer les cl\u00e9s d&#039;h\u00f4te SSH emp\u00eachera le bon fonctionnement de SSH. Si vous les supprimez manuellement, <code>sshd-keygen-wrapper<\/code> ou <code>ssh-keygen -A<\/code> les r\u00e9g\u00e9n\u00e9rera automatiquement au prochain d\u00e9marrage.<\/p>\n<p>Cependant, si vous d\u00e9pannez ou migrez des serveurs, vous souhaiterez peut-\u00eatre sauvegarder ou recr\u00e9er ces cl\u00e9s d\u00e9lib\u00e9r\u00e9ment.<\/p>\n<h3>Id\u00e9es fausses courantes<\/h3>\n<p><strong>1. Sshd-keygen-wrapper est-il un virus ou un malware\u00a0?<\/strong><br \/>\nNon. Il s\u2019agit d\u2019un binaire syst\u00e8me Apple l\u00e9gitime.<\/p>\n<p><strong>2. Pourquoi utilise-t-il le processeur au d\u00e9marrage\u00a0?<\/strong><br \/>\nIl g\u00e9n\u00e8re des cl\u00e9s cryptographiques, ce qui peut \u00eatre un processus gourmand en ressources CPU, mais il ne s&#039;ex\u00e9cute que bri\u00e8vement lorsque cela est n\u00e9cessaire.<\/p>\n<p><strong>3. Puis-je le d\u00e9sactiver ?<\/strong><br \/>\nVous ne pouvez pas et ne devez pas le d\u00e9sactiver directement. Si vous d\u00e9sactivez SSH, il ne fonctionnera pas.<\/p>\n<h3>R\u00e9flexions finales<\/h3>\n<p>Le <code>sshd-keygen-wrapper<\/code> Le processus de connexion sur macOS n&#039;a rien d&#039;inqui\u00e9tant. Il s&#039;agit d&#039;un \u00e9l\u00e9ment fondamental de la mani\u00e8re dont votre Mac active et s\u00e9curise l&#039;acc\u00e8s SSH, garantissant que les connexions vers et depuis votre ordinateur sont chiffr\u00e9es et authentifi\u00e9es.<\/p>\n<p>La compr\u00e9hension de ce composant peut vous donner un aper\u00e7u plus approfondi de l\u2019architecture s\u00e9curis\u00e9e de macOS et vous aider \u00e0 g\u00e9rer les services SSH plus efficacement, que vous soyez un d\u00e9veloppeur, un administrateur syst\u00e8me ou un utilisateur averti en technologie.<\/p>\n<p>Vous souhaitez approfondir les configurations SSH ou configurer un acc\u00e8s distant s\u00e9curis\u00e9 \u00e0 votre Mac\u00a0? Restez \u00e0 l&#039;\u00e9coute pour notre prochain guide. <strong>Configuration SSH avanc\u00e9e sur macOS<\/strong>!<\/p>\n<p>Photo de <a href=\"https:\/\/www.pexels.com\/photo\/laptop-2569997\/\" target=\"_blank\" rel=\"noopener\">L\u00e9nine Estrada<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>En explorant les subtilit\u00e9s de macOS, notamment du point de vue d&#039;un d\u00e9veloppeur ou d&#039;un administrateur syst\u00e8me, vous pourriez tomber sur un processus appel\u00e9 sshd-keygen-wrapper. Bien que son nom puisse para\u00eetre \u00e9nigmatique, ce processus syst\u00e8me joue un r\u00f4le essentiel dans la s\u00e9curisation de votre Mac lors de l&#039;utilisation de SSH (Secure Shell).<\/p>","protected":false},"author":1,"featured_media":97751,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1289],"tags":[4558],"class_list":["post-97749","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-home"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Juan\"\/>\n\t<meta name=\"keywords\" content=\"home\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/blog.juandesouza.com\/fr\/tech\/quel-est-ce-processus-wrapper-sshd-keygen-sur-macos\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/blog.juandesouza.com\\\/fr\\\/tech\\\/quel-est-ce-processus-wrapper-sshd-keygen-sur-macos\\\/#article\",\"name\":\"What Is That sshd-keygen-wrapper Process on macOS? 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