<s>
In	O
the	O
field	O
of	O
computer	O
security	O
,	O
Openswan	B-Protocol
provides	O
a	O
complete	O
IPsec	B-Protocol
implementation	O
for	O
Linux	B-Application
and	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
Openswan	B-Protocol
,	O
begun	O
as	O
a	O
fork	B-Application
of	O
the	O
now-defunct	O
FreeS/WAN	B-Protocol
project	O
,	O
continues	O
to	O
use	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
Unlike	O
the	O
FreeS/WAN	B-Protocol
project	O
,	O
it	O
does	O
not	O
exclusively	O
target	O
the	O
Linux	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
Libreswan	B-Application
forked	O
from	O
Openswan	B-Protocol
in	O
2012	O
.	O
</s>
