<s>
Phynd	B-Protocol
(	O
Find	O
)	O
is	O
a	O
LAN-indexing	O
search	B-Application
engine	I-Application
used	O
to	O
facilitate	O
peer-to-peer	O
file	O
sharing	O
over	O
a	O
local-area	B-General_Concept
network	I-General_Concept
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
Rensselaer	O
Polytechnic	O
Institute	O
student	O
researcher	O
Jesse	B-Protocol
Jordan	I-Protocol
to	O
solve	O
various	O
problems	O
experienced	O
by	O
Microsoft	O
browsers	O
and	O
networks	O
when	O
trying	O
to	O
index	O
files	O
within	O
a	O
large	O
network	O
.	O
</s>
<s>
Although	O
Jordan	O
's	O
search	B-Application
engine	I-Application
,	O
Phynd	B-Protocol
,	O
merely	O
indexed	O
public	O
data	O
that	O
users	O
elected	O
to	O
share	O
through	O
an	O
integrated	O
sharing	O
feature	O
in	O
Microsoft	B-Application
Windows	I-Application
,	O
Jordan	O
was	O
sued	O
by	O
RIAA	O
for	O
copyright	O
infringement	O
.	O
</s>
<s>
The	O
original	O
Phynd	B-Protocol
search	B-Application
engine	I-Application
,	O
rpi.phynd.net	O
(	O
defunct	O
)	O
,	O
existing	O
years	O
before	O
and	O
months	O
after	O
Jesse	O
's	O
lawsuit	O
was	O
shut	O
down	O
by	O
the	O
enormous	O
pressure	O
that	O
the	O
RIAA	O
in	O
November	O
2003	O
brought	O
upon	O
Jordan	O
and	O
his	O
family	O
.	O
</s>
