IT securtity guide.
If registration asks you for:
1) Nickname
2) Password
it is mostly safe 
If it asks for:
3) Name
4) Surname
It is an idiot trap 
If it asks for:
Telephone number
Address
photo
RUN YOU IDIOT 
@LukeAlmighty I guess the phone number thing is to weed out low-effort trolls, but if you're joining to fedpost...
