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A CGI proxy client sends the requested url embedded within the data portion of an HTTP request to the CGI proxy server. The CGI proxy server pulls the ultimate destination information from the data embedded in the HTTP request, sends out its own HTTP request to the ultimate destination, and then returns the result to the proxy client. A CGI ...
The software works by creating an encrypted HTTP tunnel between the user's computer and a central pool of proxy servers, enabling users to bypass firewalls and censorship. [9] UltraReach hosts all of its own servers. [9] The software makes use of sophisticated, proprietary anti-blocking technology to overcome filtering and censorship online. [9]
A proxy server may reside on the user's local computer, or at any point between the user's computer and destination servers on the Internet. A proxy server that passes unmodified requests and responses is usually called a gateway or sometimes a tunneling proxy. A forward proxy is an Internet-facing proxy used to retrieve data from a wide range ...
Unix-like operating systems commonly implement IP address blocking using a TCP wrapper, configured by host access control files /etc/hosts.deny and /etc/hosts.allow.. Both companies and schools offering remote user access use Linux programs such as DenyHosts or Fail2ban for protection from unauthorized access while allowing permitted remote access.
Psiphon is a centrally managed and geographically diverse network of thousands of proxy servers, using a performance-oriented, single- and multi-hop routing architecture. [ 1 ] Psiphon is specifically designed to support users in countries considered to be "enemies of the Internet". [ 2 ]
Privoxy is a "privacy enhancing proxy", filtering web pages and removing advertisements. Privoxy can be customized by users, for both stand-alone systems and multi-user networks. [ 2 ] Privoxy can be chained to other proxies and is frequently used in combination with Squid among others and can be used to bypass Internet censorship .
The social networking service Myspace was among the most popular web sites in the 2000s decade. It has faced criticism on a variety of fronts, including for a massive redesign of the site in 2012 which occurred after the majority of original users had abandoned the website, misuse of the platform for cyber-bullying and harassment, risks for users' privacy, and major data losses.
Many students often use proxy servers to bypass this. [86] Schools often censor pupils' Internet access in order to offer some protection against various perceived threats such as cyber-bullying and the perceived risk of grooming by paedophiles; as well as to maintain pupil attention during IT lessons.