Well, I haven't been actively following this topic, but I stumbled across
this article discussing several methods for gaining access to restricted internet resources on a filtered network. I believe most of it has likely been covered, but i was interested to learn this following tidbit:
Quote:
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Surfcontrol does not know what do with a hex address so it just lets it go through. Long story short if your company uses Surfcontrol click here http://0x40.0xeb.0xfa.0x32/ and you can probably get to Howard’s website.
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I had no idea that hex IP representation worked (nor had I even considered the possibility). Someone was clever.