{"id":640,"date":"2025-03-01T11:26:59","date_gmt":"2025-03-01T10:26:59","guid":{"rendered":"https:\/\/porfolio.jrey.eu\/?page_id=640"},"modified":"2025-03-01T11:26:59","modified_gmt":"2025-03-01T10:26:59","slug":"configuration-firewall","status":"publish","type":"page","link":"https:\/\/porfolio.jrey.eu\/index.php\/configuration-firewall\/","title":{"rendered":"Configuration FireWall"},"content":{"rendered":"\n<p>Dans le cadre de mon BTS, je dois r\u00e9aliser deux projets. L\u2019un d\u2019eux consiste \u00e0 la configuration d\u2019un pare-feu. Pour ce projet, j\u2019ai mis en place des r\u00e8gles de routage ainsi qu\u2019un VPN.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Configuration de base<\/h3>\n\n\n\n<p>Dans un premier temps, j\u2019ai effectu\u00e9 la configuration initiale de la machine :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Attribution d\u2019une adresse IP<\/li>\n\n\n\n<li>D\u00e9finition d\u2019un mot de passe administrateur<\/li>\n\n\n\n<li>Param\u00e9trage des acc\u00e8s et des services de base<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Configuration des interfaces et du pare-feu<\/h3>\n\n\n\n<p>Ensuite, j\u2019ai configur\u00e9 les interfaces r\u00e9seau et les ports du pare-feu :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mise en place d\u2019une DMZ<\/strong>\u00a0: une zone d\u00e9di\u00e9e aux serveurs accessibles depuis l\u2019ext\u00e9rieur, offrant une meilleure s\u00e9curit\u00e9<\/li>\n\n\n\n<li><strong>Configuration de deux ports pour l\u2019interconnexion de deux sites<\/strong><\/li>\n\n\n\n<li><strong>D\u00e9finition d\u2019un port WAN<\/strong>\u00a0(acc\u00e8s \u00e0 Internet) et d\u2019un port LAN (r\u00e9seau interne)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Mise en place du routage et du VPN<\/h3>\n\n\n\n<p>J\u2019ai ensuite configur\u00e9 l\u2019interconnexion entre les sites \u00e0 l\u2019aide d\u2019une r\u00e8gle de routage statique, permettant aux deux sites de communiquer entre eux sans configuration dynamique.<br>Par la suite, j\u2019ai mis en place un VPN&nbsp;<strong>site-to-site<\/strong>&nbsp;pour s\u00e9curiser les \u00e9changes entre les r\u00e9seaux des deux sites distants. Cette solution garantit la confidentialit\u00e9 et l\u2019int\u00e9grit\u00e9 des donn\u00e9es en transit.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. D\u00e9finition des r\u00e8gles de pare-feu<\/h3>\n\n\n\n<p>Une fois l\u2019infrastructure en place, j\u2019ai d\u00e9fini les r\u00e8gles de pare-feu :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Filtrage par serveur<\/strong>\u00a0: chaque serveur a une r\u00e8gle d\u00e9di\u00e9e afin de restreindre son trafic uniquement aux services n\u00e9cessaires<\/li>\n\n\n\n<li><strong>Filtrage des interconnexions et du VPN<\/strong>\u00a0: limitation des acc\u00e8s pour \u00e9viter tout trafic non autoris\u00e9 entre les r\u00e9seaux<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Tests et validation<\/h3>\n\n\n\n<p>Enfin, j\u2019ai effectu\u00e9 plusieurs tests pour v\u00e9rifier le bon fonctionnement du pare-feu et du VPN :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e9rification que les services restent accessibles tout en \u00e9tant prot\u00e9g\u00e9s<\/li>\n\n\n\n<li>Simulation de tentatives d\u2019acc\u00e8s non autoris\u00e9es pour s\u2019assurer que les r\u00e8gles bloquent bien les connexions ind\u00e9sirables<\/li>\n\n\n\n<li>Tests de connexion VPN entre les sites pour valider la s\u00e9curit\u00e9 et la stabilit\u00e9 du tunnel<\/li>\n<\/ul>\n\n\n\n<p>Ce projet m\u2019a permis d\u2019approfondir mes comp\u00e9tences en s\u00e9curit\u00e9 r\u00e9seau, en configuration de pare-feu et en mise en place de VPN. Il m\u2019a aussi appris l\u2019importance des r\u00e8gles de filtrage et de la segmentation r\u00e9seau pour assurer une protection optimale des infrastructures informatiques.<\/p>\n\n\n\n<p><object data=\"https:\/\/porfolio.jrey.eu\/wp-content\/uploads\/2025\/02\/FireWall1-1.pdf\" type=\"application\/pdf\"><\/object><a href=\"https:\/\/porfolio.jrey.eu\/wp-content\/uploads\/2025\/02\/FireWall1-1.pdf\">FireWall1 (1)<\/a><a href=\"https:\/\/porfolio.jrey.eu\/wp-content\/uploads\/2025\/02\/FireWall1-1.pdf\">T\u00e9l\u00e9charger<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le cadre de mon BTS, je dois r\u00e9aliser deux projets. L\u2019un d\u2019eux consiste \u00e0 la configuration d\u2019un pare-feu. Pour [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-640","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/pages\/640","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/comments?post=640"}],"version-history":[{"count":1,"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/pages\/640\/revisions"}],"predecessor-version":[{"id":641,"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/pages\/640\/revisions\/641"}],"wp:attachment":[{"href":"https:\/\/porfolio.jrey.eu\/index.php\/wp-json\/wp\/v2\/media?parent=640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}