{"id":54,"date":"2018-01-15T18:55:49","date_gmt":"2018-01-15T17:55:49","guid":{"rendered":"http:\/\/pragma-security.com\/?page_id=54"},"modified":"2019-07-22T16:11:05","modified_gmt":"2019-07-22T14:11:05","slug":"protection-dns","status":"publish","type":"page","link":"https:\/\/pragma-security.com\/index.php\/protection-dns\/","title":{"rendered":"Protection DNS"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"54\" class=\"elementor elementor-54\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a6c42af elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"a6c42af\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4a1d4d78\" data-id=\"4a1d4d78\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4951d29a elementor-widget elementor-widget-heading\" data-id=\"4951d29a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">PROTECTION DNS<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b91f147 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4b91f147\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2ee65d38 elementor-section-height-min-height elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"2ee65d38\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3fcd5bbd\" data-id=\"3fcd5bbd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3eac6600 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3eac6600\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fb7d8db elementor-widget elementor-widget-heading\" data-id=\"2fb7d8db\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-large\">Attaques sur les DNS<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e0cd697 elementor-widget elementor-widget-text-editor\" data-id=\"2e0cd697\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p class=\"MsoNormal\">DNS (Domain Name System) est un syst\u00e8me informatique distribu\u00e9 de serveurs de noms de domaines. \u00a0<\/p><p class=\"MsoNormal\">Au lieu de cibler le site internet lui-m\u00eame, l\u2019attaque choisit le serveur DNS contenant les informations concernant le domaine de du site internet. Dans ce cas, les moteurs de recherche des internautes ne sont pas capable de d\u00e9terminer l\u2019adresse IP, rendant ainsi indisponible le site attaqu\u00e9.<\/p><p class=\"MsoNormal\">Le pirate peut g\u00e9n\u00e9rer en permanence des requ\u00eates DNS sur le serveur de nom de telle sorte que les ressources du serveur sont diminu\u00e9es. Chaque requ\u00eate DNS n\u00e9cessite 1000 fois plus de CPU sur le serveur qu\u2019elle n\u2019en g\u00e9n\u00e8re c\u00f4t\u00e9 client. Le protocol UDP ne fournit aucun moyen de v\u00e9rifier la l\u00e9gitimit\u00e9 de la connexion. Cela facilite l\u2019usurpation de l\u2019adresse source des requ\u00eates DNS. Comme les paquets semblent compl\u00e8tement l\u00e9gitimes, le serveur r\u00e9pond \u00e0 l\u2019ensemble et finit par saturer. La seule fa\u00e7on d\u2019att\u00e9nuer ce type d\u2019attaques sans le recours \u00e0 une protection consiste \u00e0 augmenter la performance du serveur, ce qui n\u2019est pas pratique voire impossible.<\/p><p class=\"MsoNormal\">Par ailleurs, augmenter les ressources est probl\u00e9matique sachant que le serveur lui-m\u00eame peut \u00eatre exploit\u00e9 par les malfaiteurs pour organiser et amplifier leurs attaques sur d\u2019autres victimes.\u00a0<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1efd63b5 elementor-section-height-min-height elementor-section-content-middle elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"1efd63b5\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;none&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7671a936\" data-id=\"7671a936\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4096924c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4096924c\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b43bf6f elementor-widget elementor-widget-heading\" data-id=\"6b43bf6f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-large\">NOTRE SERVICE DE PROTECTION DNS<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e86a594 elementor-widget elementor-widget-text-editor\" data-id=\"e86a594\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<h5>La protection contre ce type d\u2019attaques est rendue possible gr\u00e2ce \u00e0 un serveur DNS suppl\u00e9mentaire fourni par notre partenaire Qrator Labs. Cela comprend des m\u00e9thodes avanc\u00e9es d\u2019att\u00e9nuation des attaques DNS et met en place une logique sp\u00e9cifique qui distingue les requ\u00eates bogus g\u00e9n\u00e9r\u00e9s par les bots des requ\u00eates l\u00e9gitimes et les traite diff\u00e9remment. Pour utiliser les services de protection DNS, vous pouvez choisir entre deux options de configuration :<\/h5><p>1. Le DNS secondaire de Qrator (protection avec diffusion de la zone du nom de domaine). Le client consent \u00e0 transf\u00e9rer son serveur primaire \u00e0 une certaine adresse attribu\u00e9e par Qrator. Il d\u00e9clare cette adresse comme le serveur DNS autoritaire pour la zone du nom du client, soit en rempla\u00e7ant soit en compl\u00e9tant les serveurs existants. Qrator configure le transfert du fichier de la zone du nom depuis le serveur primaine du client dont l\u2019adresse IP devienne inconnue pour les pirates (cette configuration s\u2019appelle Hidden Primary).<\/p><p><span style=\"font-family: Calibri, sans-serif; font-size: 11pt;\">\u00a0<\/span>2. Qrator DNS Reverse Proxy (protection sans diffusion de la zone du nom de domaine). Dans certains cas (i.e. conditions de la politique de s\u00e9curit\u00e9), le client n\u2019a pas la possibilit\u00e9 de d\u00e9l\u00e9guer le contr\u00f4le sur la zone du nom \u00e0 notre serveur. Si c\u2019est le cas, le client nous indique simplement les adresses IP des serveurs DNS autoritaires et, si possible, celles du serveur de nom primaire cach\u00e9 dont les donn\u00e9es ne sont pas divulgu\u00e9es publiquement. Ensuite, le serveur Qrator d\u00e9ploy\u00e9 sur une certaine adresse dans le r\u00e9seau Qrator, doit \u00eatre d\u00e9clar\u00e9 comme autoritaire pour la zone du nom du client, soit en rempla\u00e7ant soit en compl\u00e9tant les serveurs existants. Dans cette congifuration, le serveur Qrator repr\u00e9sentera un serveur r\u00e9cursif contenant dans son cache les donn\u00e9es de la zone de nom du clien. Si notre serveur manque certaines informations, il envoie une requ\u00eate au serveur en amont and inclut dans son cache la r\u00e9ponse. En parall\u00e8le, toutes les variantes possibles de la croissance du vecteur d&rsquo;attaque sont prises en compte.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1b25d942 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1b25d942\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-41c21fcd\" data-id=\"41c21fcd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-13bdfb4a elementor-widget elementor-widget-heading\" data-id=\"13bdfb4a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-large\">LES AVANTAGES DU DNS QRATOR<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7fd196aa elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"7fd196aa\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-33c5887f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"33c5887f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-523ceb34\" data-id=\"523ceb34\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e18bccf elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"e18bccf\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u2022\tSolution Cloud dans le r\u00e9seau Qrator<\/h3><p class=\"elementor-image-box-description\">Nul besoin pour le client d\u2019installer un nouveau logiciel ni m\u00eame d\u2019acheter de nouveaux \u00e9quipements.<\/p><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-548c26f6 elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"548c26f6\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u2022\tFacilit\u00e9 de configuration et mise en place<\/h3><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-5ec51f17\" data-id=\"5ec51f17\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-30b8487f elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"30b8487f\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u2022\tMaintien d'un DNS op\u00e9rationnel<\/h3><p class=\"elementor-image-box-description\">Assurance d\u2019avoir au moins un serveur toujours op\u00e9rationnel en cas d\u2019attaque DNS<\/p><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d19fcca elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"d19fcca\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u2022\tStabilit\u00e9 renforc\u00e9e de la ressource m\u00eame en l\u2019absence d\u2019attaque<\/h3><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-313f0f52 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"313f0f52\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-19a9eb2d\" data-id=\"19a9eb2d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58577b12 elementor-widget elementor-widget-button\" data-id=\"58577b12\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/pragma-security.com\/index.php\/contact\/\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS POUR EN SAVOIR PLUS<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47e67213 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47e67213\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"aux-parallax-section elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7a792b6e\" data-id=\"7a792b6e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7ea9745b elementor-widget elementor-widget-spacer\" data-id=\"7ea9745b\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5456d6fa elementor-widget elementor-widget-heading\" data-id=\"5456d6fa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h5 class=\"elementor-heading-title elementor-size-medium\">Suivez-nous sur les r\u00e9seaux sociaux<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-221f169e elementor-widget elementor-widget-spacer\" data-id=\"221f169e\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d310e76 elementor-shape-circle elementor-grid-0 e-grid-align-center elementor-widget elementor-widget-social-icons\" data-id=\"2d310e76\" data-element_type=\"widget\" data-widget_type=\"social-icons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-social-icons-wrapper elementor-grid\">\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-facebook-f elementor-repeater-item-6733628\" href=\"https:\/\/web.facebook.com\/pragmasec\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Facebook-f<\/span>\n\t\t\t\t\t\t<i class=\"fab fa-facebook-f\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-twitter elementor-repeater-item-4c75ed4\" href=\"https:\/\/www.twitter.com\/pragmasecurity\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Twitter<\/span>\n\t\t\t\t\t\t<i class=\"fab fa-twitter\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-linkedin-in elementor-repeater-item-fe95a66\" href=\"https:\/\/www.linkedin.com\/company\/pragma-security\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Linkedin-in<\/span>\n\t\t\t\t\t\t<i class=\"fab fa-linkedin-in\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>PROTECTION DNS Attaques sur les DNS DNS (Domain Name System) est un syst\u00e8me informatique distribu\u00e9 de serveurs de noms de domaines. \u00a0 Au lieu de cibler le site internet lui-m\u00eame, l\u2019attaque choisit le serveur DNS contenant les informations concernant le domaine de du site internet. Dans ce cas, les moteurs de recherche des internautes ne [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_mi_skip_tracking":false},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>S\u00e9curisez votre site gr\u00e2ce \u00e0 la protection DNS de Pragma Security<\/title>\n<meta name=\"description\" content=\"Pour renforcer votre site contre attaques DDoS et vuln\u00e9rabilit\u00e9s, nous vous fournissons un serveur DNS en compl\u00e9ment de la protection anti-DDoS. 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