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   comp.protocols.tcp-ip      TCP and IP network protocols.      14,669 messages   

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   Message 14,195 of 14,669   
   Jorgen Grahn to bit-naughty@hotmail.com   
   Re: Adult site blocking   
   20 Dec 15 18:14:36   
   
   From: grahn+nntp@snipabacken.se   
      
   On Sun, 2015-12-20, bit-naughty@hotmail.com wrote:   
   > OK, so I had an experience with censorship - someone was trying to   
   > go to a particular porn site, and it said "The governent has blocked   
   > this page" or whatever. I'd like to know how this is pulled off -   
   > the router in the middle didn't only block the HTTP request, but   
   > also - *answered* it, saying that the site was blocked!! I thought   
   > routers were low level TCP/IP beasts, how are they answering HTTP   
   > requests? Or am I barking up the wrong tree? Did it get the text   
   > "The government" blah blah from a _server_ somewhere? How?   
      
   There is this: https://en.wikipedia.org/wiki/Deep_packet_inspection   
      
   But perhaps the DNS system had simply been subverted, so your browser   
   was not even /trying/ to talk to the right server.   
      
   /Jorgen   
      
   --   
     // Jorgen Grahn    O  o   .   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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