Block Ultrasurf
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My network users use ultrasurf to access blocked website categories
After Several search I found block ip address in url is required but Not to allow IP addresses in URL in squidguard creation problem in yahoo attachement downloading
also they mention about https scanning but how will it be done
. Pls anybody tell me to how to resolve this issue -
Here you have some info about ultrasurfing, maybe its usefull to you. ;)
(page 8 tells how to block it)http://www.m86security.com/KB/Attachments/Ultrasurf-GUID78cf6064c4d04affa2e177bc01284be4.pdf