{"id":33404,"date":"2019-09-21T12:36:15","date_gmt":"2019-09-21T09:06:15","guid":{"rendered":"https:\/\/airoserver.com\/?p=1383"},"modified":"2022-04-04T09:32:36","modified_gmt":"2022-04-04T05:02:36","slug":"proxy-server","status":"publish","type":"post","link":"https:\/\/airoserver.com\/fr\/dedie\/serveur-proxy\/","title":{"rendered":"Serveur Proxy"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Vous avez peut-\u00eatre d\u00e9j\u00e0 entendu parler de Proxy. Dans ce billet, nous allons vous donner toutes les informations n\u00e9cessaires \u00e0 ce sujet. Tout d'abord, jetez un coup d'\u0153il \u00e0 cette image :<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>Avez-vous d\u00e9j\u00e0 vu ce message ?<\/strong><\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" class=\"wp-image-1384\" src=\"https:\/\/airoserver.com\/wp-content\/uploads\/2019\/09\/This-item-is-not-available-in-your-country.jpg\" alt=\"restriction ip\" \/><\/figure>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Tous les appareils du <a href=\"https:\/\/en.wikipedia.org\/wiki\/Internet\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Internet (s&#039;ouvre dans un nouvel onglet)\">Internet<\/a> sont connus par leur <a href=\"https:\/\/airoserver.com\/fr\/blog\/what-is-ip\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"IP (s&#039;ouvre dans un nouvel onglet)\">IP<\/a>. Ainsi, lorsque le message ci-dessus appara\u00eet, c'est parce qu'ils ne veulent pas que votre IP acc\u00e8de au serveur demand\u00e9. Cette restriction d'IP peut se produire pour diverses raisons. \u00c0 ce stade, vous pourriez souhaiter qu'il existe un moyen de changer votre IP. C'est l\u00e0 qu'un proxy peut vous aider.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong>Qu'est-ce qu'un serveur proxy ?<\/strong><\/h4>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Le proxy peut \u00eatre un serveur ou un logiciel install\u00e9 sur un appareil. Cela signifie qu'il existe des appareils r\u00e9seau que vous pouvez configurer et utiliser comme serveur proxy.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong>Que fait-il ?<\/strong><\/h4>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Le serveur proxy est un interm\u00e9diaire entre vous et le serveur demand\u00e9. Il re\u00e7oit votre demande, l'envoie au serveur demand\u00e9, puis recueille la r\u00e9ponse du serveur et vous la transmet. Quel est l'int\u00e9r\u00eat ? Vous vous souvenez du probl\u00e8me \u00e9voqu\u00e9 au d\u00e9but de cet article ? Le proxy peut, d'une mani\u00e8re ou d'une autre, faire quelque chose que le serveur ne comprendrait pas que c'est vous qui faites la demande.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Expliquons le processus exact. Vous ouvrez votre navigateur et recherchez un site web ou une application (il s'agit dans les deux cas de demandes qui doivent \u00eatre envoy\u00e9es \u00e0 un serveur). Vous \u00eates connect\u00e9 \u00e0 l'internet par votre adresse IP unique. Si votre adresse IP est restreinte, vous ne pourrez pas obtenir de r\u00e9ponse \u00e0 votre demande. C'est l\u00e0 qu'intervient le proxy, qui joue le r\u00f4le d'interm\u00e9diaire. Le proxy re\u00e7oit la demande de votre part et l'envoie avec une de ses propres adresses IP au serveur demand\u00e9. Le serveur ne verra pas votre adresse IP et ne pourra voir que l'adresse IP du serveur mandataire, de sorte qu'il r\u00e9pondra. Le proxy re\u00e7oit la r\u00e9ponse et nous la transmet. Le serveur et l'utilisateur final ne voient pas et ne ressentent pas ces \u00e9tapes. Pour eux, tout cela se passe comme une demande et une r\u00e9ponse normales. Le proxy est donc en quelque sorte invisible sur l'internet et nous aide uniquement \u00e0 obtenir ce que nous voulons.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" class=\"wp-image-1386\" src=\"https:\/\/airoserver.com\/wp-content\/uploads\/2019\/09\/internet-forward_proxy.jpg\" alt=\"Que fait le mandataire ?\" \/><\/figure>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong>Avantages :<\/strong><\/h4>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>Acc\u00e8s aux ressources bloqu\u00e9es :<\/strong> Nous avons d\u00e9j\u00e0 parl\u00e9 de cet avantage important. En bref, il peut demander \u00e0 un serveur (<a href=\"https:\/\/airoserver.com\/fr\/dedie\/serveur-web\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"serveur web (s&#039;ouvre dans un nouvel onglet)\">serveur web<\/a> ou ...) en votre nom (avec sa propre adresse IP) et nous donner la r\u00e9ponse.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>\u00c9conomies de bande passante et am\u00e9lioration de la vitesse :<\/strong>\u00a0Le proxy peut mettre en cache un site web (en sauvegarder une copie). Ainsi, lorsqu'un serveur re\u00e7oit un grand nombre de demandes, le proxy n'envoie la demande qu'une seule fois et met en cache les informations re\u00e7ues. Ainsi, la prochaine fois qu'une demande pour ce serveur arrive, il cherchera d'abord dans son cache. S'il trouve l'information n\u00e9cessaire, il vous la transmettra et n'enverra plus de requ\u00eate au serveur cible.<strong>.<\/strong>Ainsi, le processus de demande est plus rapide et utilise moins de bande passante, car le proxy n'envoie des demandes que s'il n'a pas la r\u00e9ponse dans son cache.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>Am\u00e9lioration de la s\u00e9curit\u00e9 : <\/strong>Les serveurs proxy peuvent \u00eatre configur\u00e9s pour crypter vos requ\u00eates web afin d'emp\u00eacher les regards indiscrets de lire vos transactions.<\/p>","protected":false},"excerpt":{"rendered":"<p>Vous avez peut-\u00eatre d\u00e9j\u00e0 entendu parler de Proxy. Dans ce billet, nous allons vous donner toutes les informations n\u00e9cessaires \u00e0 ce sujet. Tout d'abord, jetez un coup d'\u0153il \u00e0 cette image : Avez-vous d\u00e9j\u00e0 vu ce message ? Tous les appareils pr\u00e9sents sur l'internet sont connus par leur IP. Ainsi, lorsque quelque chose comme le message ci-dessus se produit, c'est [...]<\/p>","protected":false},"author":5,"featured_media":33985,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[179,176],"tags":[85,177,184,180],"class_list":["post-33404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-airoserver","category-dedicated","tag-airoserver","tag-dedicated-server","tag-network","tag-security"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Proxy Server<\/title>\n<meta name=\"description\" content=\"Some servers restrict some ips and don&#039;t accept their requests, Proxy can do something that the server wouldn\u2019t understand it\u2019s you who is requesting.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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