That can't be, because his query is to do with a piece of software for Win9x, and the icon you mentioned didn't even match his description. That icon was just of a computer screen, "users" and a shield together.
When the OP mentioned "lighthouse" though, it reminded me of Netscape Navigator/Communicator straight away, but I know that wouldn't be it either.
I suspect it is a really crappy bot. (also disapproved a duplicate of this from this user the other day) If any of these kinds of posts get through in the future, please just ignore them.
Comments
http://www.howtogeek.com/forum/topic/unknown-system-tray-icon this url talks about a light house tray icon and parental controls
When the OP mentioned "lighthouse" though, it reminded me of Netscape Navigator/Communicator straight away, but I know that wouldn't be it either.
It was a antivirus or firewall software
In windows 9x
viewtopic.php?f=36&t=8882
Since this thread isn't going anywhere: