North American Network Operators Group

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Re: Blocking certain terrorism/porn sites and DNS

  • From: Florian Weimer
  • Date: Thu Aug 18 11:28:39 2005

> Why not just bring back the "evil bit" as a serious proposal?

I've recently discovered a useful application for the evil bit:
sandboxes for mobile code (think Java applets) can use it to instruct
firewalls not to open additional ports just because a client sends a
"PORT" command on a port 21/TCP connection. 8-)