{"id":195,"date":"2025-02-13T13:33:51","date_gmt":"2025-02-13T13:33:51","guid":{"rendered":"https:\/\/rblase.btssio.corsica\/portfolio\/?p=195"},"modified":"2025-02-13T13:43:51","modified_gmt":"2025-02-13T13:43:51","slug":"premier-pas-sur-nessus","status":"publish","type":"post","link":"https:\/\/rblase.btssio.corsica\/portfolio\/2025\/02\/13\/premier-pas-sur-nessus\/","title":{"rendered":"Premier pas sur Nessus"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><br>Nessus, d\u00e9velopp\u00e9 par Tenable, est l\u2019un des outils les plus populaires et puissants en mati\u00e8re d\u2019\u00e9valuation des vuln\u00e9rabilit\u00e9s. Ce logiciel permet d\u2019identifier les failles de s\u00e9curit\u00e9 pr\u00e9sentes sur les r\u00e9seaux, les serveurs et les applications, offrant ainsi aux administrateurs et aux professionnels de la cybers\u00e9curit\u00e9 les moyens d&rsquo;agir rapidement pour les corriger.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Connu pour sa fiabilit\u00e9 et sa simplicit\u00e9 d&rsquo;utilisation, Nessus analyse les syst\u00e8mes pour d\u00e9tecter un large \u00e9ventail de vuln\u00e9rabilit\u00e9s : failles logicielles, erreurs de configuration, ports ouverts non s\u00e9curis\u00e9s, et bien plus encore. Il joue un r\u00f4le cl\u00e9 dans la gestion proactive de la s\u00e9curit\u00e9 en aidant \u00e0 pr\u00e9venir les cyberattaques et en assurant la conformit\u00e9 aux normes de s\u00e9curit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans cette pr\u00e9sentation, nous allons d\u00e9couvrir les principales fonctionnalit\u00e9s de Nessus, son mode de fonctionnement, ainsi que son importance dans une strat\u00e9gie globale de s\u00e9curit\u00e9 informatique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour commencer, on installe une VM Debian sur VMWARE qui servira de plateforme de test et d&rsquo;hote pour installer notre Nessus&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"684\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/DebianVM-1024x684.png\" alt=\"\" class=\"wp-image-198\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/DebianVM-1024x684.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/DebianVM-300x200.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/DebianVM-768x513.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/DebianVM.png 1278w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:17px\">Ensuite, on installe une VM metasploitable2 ( VM qui contient volontairement des vuln\u00e9rabilit\u00e9s lors d\u2019un scan )&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"963\" height=\"735\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/Metasploitable-1.png\" alt=\"\" class=\"wp-image-199\" style=\"width:515px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/Metasploitable-1.png 963w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/Metasploitable-1-300x229.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/Metasploitable-1-768x586.png 768w\" sizes=\"auto, (max-width: 963px) 100vw, 963px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">On retourne ensuite sur notre VM Debian et apr\u00e8s un t\u00e9l\u00e9chargement du paquet Nessus&nbsp;:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">On installe le paquet avec la commande dpkg -i &lt;chemin du paquet.deb&gt;&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"994\" height=\"135\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/InstallNessus.png\" alt=\"\" class=\"wp-image-200\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/InstallNessus.png 994w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/InstallNessus-300x41.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/InstallNessus-768x104.png 768w\" sizes=\"auto, (max-width: 994px) 100vw, 994px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois effectuer, on ce rend sur l\u2019url&nbsp;: <a href=\"https:\/\/localhost:8843\/\">https:\/\/localhost:8843<\/a>.&nbsp;Et on indique son adresse mail pour commencer la p\u00e9riode d\u2019essai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois valid\u00e9, s&rsquo;en suis une inscription classique (mot de passe et nom d&rsquo;utilisateur) et nous voici sur la page d&rsquo;accueil en local :<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"664\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/NessusAccueil-1024x664.png\" alt=\"\" class=\"wp-image-202\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/NessusAccueil-1024x664.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/NessusAccueil-300x195.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/NessusAccueil-768x498.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/NessusAccueil.png 1195w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Lors de notre premi\u00e8re arriver sur cette page, le client t\u00e9l\u00e9charge les assets n\u00e9cessaire, il ce peut que la mise \u00e0 jour via la page local ne fonctionne pas,  dans ce cas, une est erreur indiqu\u00e9, on r\u00e8gle le probl\u00e8me en tapant la commande&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"712\" height=\"48\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MAJNESSUS.png\" alt=\"\" class=\"wp-image-201\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MAJNESSUS.png 712w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MAJNESSUS-300x20.png 300w\" sizes=\"auto, (max-width: 712px) 100vw, 712px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois tout op\u00e9rationnel, on va pouvoir mettre en place notre premi\u00e8re scan, \u00e9videmment dans un dossier cr\u00e9er pour l\u2019occasion.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"550\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/FolderNessus-1024x550.png\" alt=\"\" class=\"wp-image-203\" style=\"width:616px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/FolderNessus-1024x550.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/FolderNessus-300x161.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/FolderNessus-768x413.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/FolderNessus.png 1441w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"549\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/WelcomeNessus-1024x549.png\" alt=\"\" class=\"wp-image-206\" style=\"width:627px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/WelcomeNessus-1024x549.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/WelcomeNessus-300x161.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/WelcomeNessus-768x412.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/WelcomeNessus.png 1439w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Voil\u00e0, tout est bien install\u00e9\/configur\u00e9 pour lancer notre premier scan :<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"543\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/PremierScan-1024x543.png\" alt=\"\" class=\"wp-image-207\" style=\"width:741px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/PremierScan-1024x543.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/PremierScan-300x159.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/PremierScan-768x407.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/PremierScan.png 1447w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">J&rsquo;ai choisis l&rsquo;ip de ma VM metasploitable2, install\u00e9 au d\u00e9but de l&rsquo;op\u00e9ration.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"542\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine-1024x542.png\" alt=\"\" class=\"wp-image-208\" style=\"width:680px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine-1024x542.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine-300x159.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine-768x406.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine.png 1450w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"549\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine2-1024x549.png\" alt=\"\" class=\"wp-image-209\" style=\"width:668px;height:auto\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine2-1024x549.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine2-300x161.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine2-768x412.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/ScanTermine2.png 1445w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois le scan terminer, on peut voir qu\u2019il y \u00e0 de nombreuses vuln\u00e9rabilit\u00e9, m\u00eame si l\u2019on sait que la VM est volontairement vuln\u00e9rable, il est n\u00e9cessaire de faire un tri dans les r\u00e9sultats, afin de cibler et tenter de corriger ce qui l\u2019est vraiment. On \u00e0 quelques d\u00e9tails comme :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La s\u00e9v\u00e9rit\u00e9 de la faille ( de Critique \u00e0 informatique ).<\/li>\n\n\n\n<li>Le <strong>CVSS<\/strong>, qui est un score bas\u00e9e sur la s\u00e9v\u00e9rit\u00e9 de la failles, et si son impact peut amener l\u2019attaquant \u00e0 obtenir des informations compromettantes pour l\u2019entreprise.<\/li>\n\n\n\n<li>Le <strong>VPR<\/strong> (Vulnerability Priority Rating) est un score d\u00e9velopp\u00e9 par <strong>Tenable<\/strong> qui aide \u00e0 <strong>prioriser les vuln\u00e9rabilit\u00e9s<\/strong> de mani\u00e8re plus dynamique que le CVSS.<\/li>\n\n\n\n<li>Le <strong>EPSS<\/strong> (Exploit Prediction Scoring System) est un syst\u00e8me qui pr\u00e9dit la <strong>probabilit\u00e9 qu\u2019une vuln\u00e9rabilit\u00e9 soit exploit\u00e9e<\/strong> dans un futur proche.<\/li>\n\n\n\n<li>le Nom.<\/li>\n\n\n\n<li>La famille de la failles, ce qui peut aider \u00e0 dans un premier temps nous aiguiller sur quel corps de m\u00e9tier contacter pour tenter de r\u00e9soudre cette faille.<\/li>\n\n\n\n<li>Leur nombre.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"395\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/AnalyseCritique-1024x395.png\" alt=\"\" class=\"wp-image-210\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/AnalyseCritique-1024x395.png 1024w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/AnalyseCritique-300x116.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/AnalyseCritique-768x296.png 768w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/AnalyseCritique.png 1266w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Lorsqu&rsquo;on analyse  en d\u00e9tail ( pour cette exemple j&rsquo;ai pris la ligne la plus critique apporter par Nessus ), on s&rsquo;aper\u00e7oit que Nessus nous donne non seulement le nom de la faille, mais aussi ( pas tout le temps) une solution pour r\u00e9gler le probl\u00e8me, ici il nous propose de ret\u00e9l\u00e9charger le logiciels mais avec un syst\u00e8me de hashage (MD5 \/SHA1).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nessus comprend plusieurs options, comme par exemple la planification des scans, ou bien la possibilit\u00e9 d&rsquo;inclure dans le scan des identifiants SSH et\/ou Windows afin que le scanneur ressort des vuln\u00e9rabilit\u00e9s uniquement trouvable dans le cas ou l&rsquo;attaquant arrive \u00e0 ce connecter \u00e0 l&rsquo;appareil\/r\u00e9seau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pour finir<\/strong> un petit exemple avec la VM vuln\u00e9rable, j&rsquo;ai lancer de nouveau un scan sur la machine mais cette fois-ci j&rsquo;ai ajouter une connexion SSH avec les login\/mdp de la machine, \u00e9videmment, le nombre de vuln\u00e9rabilit\u00e9s trouver \u00e0 bien augmenter :<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"920\" height=\"259\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaSans.png\" alt=\"\" class=\"wp-image-212\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaSans.png 920w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaSans-300x84.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaSans-768x216.png 768w\" sizes=\"auto, (max-width: 920px) 100vw, 920px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"917\" height=\"257\" src=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaAvec.png\" alt=\"\" class=\"wp-image-213\" srcset=\"https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaAvec.png 917w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaAvec-300x84.png 300w, https:\/\/rblase.btssio.corsica\/portfolio\/wp-content\/uploads\/2025\/02\/MetaAvec-768x215.png 768w\" sizes=\"auto, (max-width: 917px) 100vw, 917px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nessus d\u00e9tecte plus de la moiti\u00e9 de vuln\u00e9rabilit\u00e9s en plus, ce qu&rsquo;il faut retenir c&rsquo;est que Nessus peut aussi aider \u00e0 d\u00e9tecter certaines failles pr\u00e9sente une fois connecter ( si l&rsquo;on connait les identifiants de chaque machine que l&rsquo;on scan ) mais aussi lors d&rsquo;un scan sur un r\u00e9seau d\u00e9tenant beaucoup de machines, ont peu v\u00e9rifier que des moyens de connexions peut s\u00e9curis\u00e9 comme : admin\/admin ou root\/root ( pour une machine linux ) ne soit pas d\u00e9ploy\u00e9s, ce qui serait une \u00e9norme faille dans la s\u00e9curit\u00e9 du r\u00e9seau que l&rsquo;on veut proteger. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En r\u00e9sum\u00e9, Nessus est un outil incontournable pour toute organisation soucieuse de s\u00e9curiser ses syst\u00e8mes d\u2019information. Gr\u00e2ce \u00e0 sa capacit\u00e9 \u00e0 identifier rapidement les vuln\u00e9rabilit\u00e9s et \u00e0 fournir des rapports d\u00e9taill\u00e9s, il permet de renforcer la s\u00e9curit\u00e9 r\u00e9seau de mani\u00e8re proactive. Au-del\u00e0 de la simple d\u00e9tection des failles, Nessus aide les entreprises \u00e0 mettre en place une gestion efficace des risques, \u00e0 se conformer aux normes de s\u00e9curit\u00e9, et \u00e0 pr\u00e9venir les menaces potentielles avant qu\u2019elles ne deviennent critiques. Dans un contexte o\u00f9 les cybermenaces ne cessent d\u2019\u00e9voluer, s\u2019appuyer sur un outil comme Nessus est une \u00e9tape essentielle pour garantir la protection des infrastructures et pr\u00e9server la continuit\u00e9 des activit\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nessus, d\u00e9velopp\u00e9 par Tenable, est l\u2019un des outils les plus populaires et puissants en mati\u00e8re d\u2019\u00e9valuation des vuln\u00e9rabilit\u00e9s. Ce logiciel permet d\u2019identifier les failles de s\u00e9curit\u00e9 pr\u00e9sentes sur les r\u00e9seaux, les serveurs et les applications, offrant ainsi aux administrateurs et aux professionnels de la cybers\u00e9curit\u00e9 les moyens d&rsquo;agir rapidement pour les corriger. Connu pour sa [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-195","post","type-post","status-publish","format-standard","hentry","category-outils"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Premier pas sur Nessus - Accueil<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rblase.btssio.corsica\/portfolio\/2025\/02\/13\/premier-pas-sur-nessus\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Premier pas sur Nessus - Accueil\" \/>\n<meta property=\"og:description\" content=\"Nessus, d\u00e9velopp\u00e9 par Tenable, est l\u2019un des outils les plus populaires et puissants en mati\u00e8re d\u2019\u00e9valuation des vuln\u00e9rabilit\u00e9s. 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