http://l3tczdiiwoo63iwxty4lhs6p7eaxop5micbn7vbliydgv63x5zrrrfyd.onion/faq/misc.html
There are several possibilities how a web sites can find out who you are, even if you are
using a strict Privoxy configuration and chained it with Tor . Most of Privoxy's privacy-enhancing features can be easily subverted by an
insecure browser configuration, therefore you should use a browser that can be configured to only execute code
from trusted sites, and be careful which sites you trust.