Within the context of an internet forum/group community, "Newbie Paranoia" is the wrongful suspicion that any new poster is actually an alias of a resident troll.
A new-comer to a message board, Al-J, is subject to Newbie Paranoia:

The Real Cat 12 Apr 2009 15:15:20
Al-j has to be an alias

TechnoFemme 12 Apr 2009 15:17:22
Al-J reminds me of Stox..

AndyW 12 Apr 2009 15:18:06
Was thinking that as well Cat. Too fuckin much melt for it not to be.
by Not Stox April 12, 2009
Get the Newbie Paranoia mug.