ISP forcing their own DNS via transparent dns proxy Hi, I've been using Pihole for some time now; an amazing piece of software. However recently my ISP has started forcing their own DNS (I've read on the ISP's forum that this started a few weeks ago). Le proxy transparent est souvent utilisé dans les établissements scolaires pour des raisons de filtrage web, de blocage de connexion ou autre… L’intérêt d’avoir un proxy transparent permet plusieurs points : selon la mise en place, possibilité de filtrer les sites web Proxy DDoS protection, or “remote” DDoS protection, is a technique that uses a transparent proxy to prevent distributed denial-of-service (DDoS) attacks from crippling networks. A DDoS attack involves flooding a server with junk requests, often from a botnet that includes multiple devices. Mise en place d’un proxy transparent Squid avec filtrage d’URL SquidGuard permettant de filtrer les accès à Internet de l’ensemble des utilisateurs connectés au réseau interne, de bloquer l’accès aux sites à caractère indésirables ou offensant. Rapport de connexion LightSquid.

Nov 25, 2016 You can't switch your DNS with transparent proxies. That's the whole point of this post. Even if you change your DNS server, your queries to that 

26/01/2016 Votre FAI peut interférer avec un Smart DNS en utilisant un Proxy DNS transparent. Heureusement, il existe un moyen relativement facile de résoudre ce problème. Un Smart DNS ne débloque pas automatiquement tous les sites Web sur le réseau d’un seul coup. Au lieu de cela, les sites Web sont débloqués un par un par le fournisseur Smart DNS. La plupart des fournisseurs offrent une DNS has always been one of the weakest links in security in my personal experience. From transparent DNS proxing, to DNS hijacking in local network attacks, to complete and quite transparent, often very permanent and undetectable hijacks of consumer-level network equipment, such as routers, through trivial UPNP hacks. DNS. In a transparent environment, DNS is done on the client machine, as it is the client machine that connects to the IP address of the web server. When the request makes it to the Web Gateway, the Web Gateway will also do a DNS request before making its request out to the web server. In some situations this can lead to complications, for example when you get different results from the DNS

Nov 25, 2019 DNS over TLS (DoT) and DNS over HTTPS (DoH) are two emerging DNS server for upstream encryption server { listen 53; proxy_ssl on; 

Nov 25, 2019 DNS over TLS (DoT) and DNS over HTTPS (DoH) are two emerging DNS server for upstream encryption server { listen 53; proxy_ssl on; 

Si vous utilisez un proxy transparent ou WPAD dans votre topologie réseau, vous n’avez pas besoin de paramètres de configuration spéciaux. Pour plus d’informations sur les exclusions d’URL Microsoft Defender ATP dans le proxy, voir autoriser l’accès aux URL du service Microsoft Defender ATP sur le serveur proxy.

Before testing for a suspected transparent DNS proxy as the reason for not experiencing content filtering, refer to "Clearing Your Cache" above, which is the reason  If you're using Transparent proxy or WPAD in your network topology, you don't configure IP addresses or if your proxy automatically resolves DNS names to  Aug 15, 2018 transparent proxies [41, 55] and unauthorized DNS root servers [27] can damage integrity and availability of In- ternet communication. Jun 30, 2020 To direct DNS queries to different DNS servers based on domain names, create DNS proxy rules. Specifying multiple DNS servers can ensure  A transparent proxy is a device that operating on the network layer is able to redirect the traffic to a proxy server without any configuration on the client side. Jun 27, 2019 DNS or others. For this option, you do need to be a customer of these external services. Transparent encryption handling, due to the extraction 

A transparent DNS proxy is the practice of intercepting DNS requests destined for a specific recursive DNS server (like DNSFilter), and sending the DNS requests to a completely different DNS server. This can be accomplished via: Firewall (Direct NAT)Network Security Appliance (Security Feature)S

Un proxy transparent ne peut fonctionner que sur un seul port et uniquement pour HTTP : les clients qui visent des serveurs sur le port 81 par exemple, passeront directement (ou ne pourront pas passer du tout si votre firewall le leur interdit) ; # Transparent Proxying. When a transparent proxy is used, traffic is redirected into a proxy at the network layer, without any client configuration being required. This makes transparent proxying ideal for those situations where you can’t change client behaviour - proxy-oblivious mobile applications being a common example.