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preventing_skipping_around 2010/04/19 22:39 preventing_skipping_around 2010/04/19 22:45 current
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(Of course, preventing skipping is only the first step in shutting down flouting of web restrictions. Even after skipping is prevented, an end user may still be able to connect right through DansGuardian to an external proxy site and hop onward to a restricted site, or to avoid web ports completely with some anonymizer tools. But until you first prevent skipping, none of your other restrictions will have hardly any effect because users will be able to so simply and easily avoid them.) (Of course, preventing skipping is only the first step in shutting down flouting of web restrictions. Even after skipping is prevented, an end user may still be able to connect right through DansGuardian to an external proxy site and hop onward to a restricted site, or to avoid web ports completely with some anonymizer tools. But until you first prevent skipping, none of your other restrictions will have hardly any effect because users will be able to so simply and easily avoid them.)
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==== Closely Related Goals ==== ==== Closely Related Goals ====
The same techniques used to prevent circumventing the filter are often also used for one or more of these closely related goals: The same techniques used to prevent circumventing the filter are often also used for one or more of these closely related goals:
-  * trap circumvention attempts and toss the traffic back into the regular web access stream (note this is __more__ than just blocking circumvention attempts, and may be more than you need)+  * stop circumvention attempts by trapping the traffic (in more detail, this may mean either of the following)¬†
 +    * simply block the circumvention attempts so the only way to send traffic is through the filter¬†
 +    * trap circumvention attempts and toss the network traffic back into the filtered web stream
  * provide seamless fully automatic web access even for new users or new computers, with no configuration changes at all   * provide seamless fully automatic web access even for new users or new computers, with no configuration changes at all
  * trap direct web access attempts (both circumvention attempts and new computers), and instead of the requested webpage display a detailed message (typically one or more of the following)   * trap direct web access attempts (both circumvention attempts and new computers), and instead of the requested webpage display a detailed message (typically one or more of the following)