8e6 blog: Overview of the different types of proxies that exist – and how we block them

Interersting post from the 8e6 blog on proxies.    I added 8e6′s blog to my blogroll, as well as Websense’s

8e6 says:

Well when it comes to your web filter and secure web gateway, the primary circumvention method your users are going to use is proxies. If you’re not familiar with the issues surrounding proxies, this whitepaper is a good place to start. I’m going to assume you already know why they need to be blocked. In this post, I’m going to focus on the what and the how.

There are basically five types of proxies:

  1. Client-based proxies
  2. HTTP web-based proxies
  3. Secure public web-based proxies
  4. Secure anonymous web-based proxies
  5. Open proxies

I’ll cover each in turn.

One Response

  1. NOOOOO!!!!!! Keep the internet free!

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