<s>
BotHunter	B-Application
is	O
a	O
free	O
utility	O
for	O
Unix	B-Application
,	O
which	O
aims	O
at	O
detecting	O
botnet	B-Architecture
activity	O
within	O
a	O
network	O
.	O
</s>
<s>
An	O
earlier	O
version	O
ran	O
under	O
Microsoft	B-Application
Windows	I-Application
XP	I-Application
,	O
but	O
was	O
not	O
mentioned	O
on	O
the	O
Web	O
site	O
after	O
the	O
release	O
of	O
1.7.2	O
.	O
</s>
<s>
The	O
BotHunter	B-Application
Web	O
site	O
states	O
that	O
the	O
software	O
was	O
made	O
possible	O
in	O
part	O
by	O
a	O
research	O
grant	O
from	O
the	O
U.S.	O
Army	O
Research	O
Office	O
.	O
</s>
