<s>
FreeS/WAN	B-Protocol
,	O
for	O
Free	B-Protocol
Secure	I-Protocol
Wide-Area	I-Protocol
Networking	I-Protocol
,	O
was	O
a	O
free	B-Application
software	I-Application
project	O
,	O
which	O
implemented	O
a	O
reference	O
version	O
of	O
the	O
IPsec	B-Protocol
network	O
security	O
layer	O
for	O
Linux	B-Application
.	O
</s>
<s>
The	O
project	O
goal	O
of	O
ubiquitous	O
opportunistic	B-Protocol
encryption	I-Protocol
of	O
Internet	O
traffic	O
was	O
not	O
realized	O
,	O
although	O
it	O
did	O
contribute	O
to	O
general	O
Internet	O
encryption	O
.	O
</s>
<s>
The	O
IKE	B-Protocol
keying	O
daemon	O
(	O
pluto	O
)	O
was	O
maintained	O
by	O
D	O
.	O
Hugh	O
Redelmeier	O
while	O
the	O
IPsec	B-Protocol
kernel	O
module	O
(	O
KLIPS	O
)	O
was	O
maintained	O
by	O
Richard	O
Guy	O
Briggs	O
.	O
</s>
<s>
The	O
final	O
FreeS/WAN	B-Protocol
version	O
2.06	O
was	O
released	O
on	O
22	O
April	O
2004	O
.	O
</s>
<s>
The	O
earlier	O
version	O
2.04	O
was	O
forked	B-Application
to	O
form	O
two	O
projects	O
,	O
Openswan	B-Protocol
and	O
strongSwan	B-Protocol
.	O
</s>
<s>
Openswan	B-Protocol
has	O
since	O
(	O
2012	O
)	O
been	O
forked	B-Application
to	O
Libreswan	B-Application
.	O
</s>
