On Fri, 27 Jun 2008 12:48:25 -0500 (CDT) bradyh at bitstream.net wrote:

>> I'm trying to play Penny Arcade: On the Rain-Slick Precipice of 
>> Darkness (which has a Linux version for anybody interested in such 
>> things.) But I can't get it to verify my purchase code.  Apparently
it 
>> uses port 443 to connect back to the server and that is somehow
blocked.

>Try WireShark to sniff the connection, that may (or may
>not) provide clues.
>
>If it is really blocked, you'll see outgoing SYN packets with no
responses (assuming it is 443 TCP, if it is UDP, that's different). 
>
>If it isn't blocked, it won't help much - the traffic is probably
encrypted and so you won't be able to make sense of it.

You can also try fiddler2 to track the connection. It only works with
I.E. though.