Ah, yes. Probably driftnet
And you will not need trolls for that.
As the debian description says:
==
...Driftnet is a program which listens to network
traffic and picks out images from TCP streams it observes. It is
interesting to run it on a host which sees a lot of web traffic.
.
(Obviously, this is an invasion of privacy of a fairly blatant sort.
Also, if you are possessed of Victorian sensibilities, and share an
unswitched network with others who are not, you should probably not
use it.)
==
As the debian description says:
== ...Driftnet is a program which listens to network traffic and picks out images from TCP streams it observes. It is interesting to run it on a host which sees a lot of web traffic. . (Obviously, this is an invasion of privacy of a fairly blatant sort. Also, if you are possessed of Victorian sensibilities, and share an unswitched network with others who are not, you should probably not use it.) ==