<s>
The	O
Interface	O
for	O
Metadata	O
Access	O
Points	O
(	O
IF-MAP	B-Protocol
)	O
is	O
an	O
open	O
specification	O
for	O
a	O
client/server	B-Operating_System
protocol	I-Operating_System
developed	O
by	O
the	O
Trusted	O
Computing	O
Group	O
(	O
TCG	O
)	O
as	O
one	O
of	O
the	O
core	O
protocols	O
of	O
the	O
Trusted	O
Network	O
Connect	O
(	O
TNC	O
)	O
open	B-Architecture
architecture	I-Architecture
.	O
</s>
<s>
IF-MAP	B-Protocol
provides	O
a	O
common	O
interface	O
between	O
the	O
Metadata	O
Access	O
Point	O
(	O
MAP	O
)	O
,	O
a	O
database	O
server	O
acting	O
as	O
a	O
clearinghouse	O
for	O
information	O
about	O
security	O
events	O
and	O
objects	O
,	O
and	O
other	O
elements	O
of	O
the	O
TNC	O
architecture	O
.	O
</s>
<s>
The	O
IF-MAP	B-Protocol
protocol	O
defines	O
a	O
publish/subscribe/search	O
mechanism	O
with	O
a	O
set	O
of	O
identifiers	O
and	O
data	O
types	O
.	O
</s>
<s>
The	O
IF-MAP	B-Protocol
protocol	O
was	O
first	O
published	O
by	O
the	O
TCG	O
on	O
April	O
28	O
,	O
2008	O
.	O
</s>
<s>
Originally	O
,	O
the	O
IF-MAP	B-Protocol
specification	O
was	O
developed	O
to	O
support	O
data	O
sharing	O
across	O
various	O
vendor	O
’s	O
devices	O
and	O
applications	O
for	O
network	O
security	O
.	O
</s>
<s>
The	O
2.0	O
version	O
of	O
the	O
IF-MAP	B-Protocol
spec	O
separated	O
the	O
base	O
protocol	O
from	O
the	O
metadata	O
definitions	O
that	O
define	O
how	O
different	O
types	O
of	O
information	O
are	O
represented	O
.	O
</s>
<s>
The	O
goal	O
in	O
separating	O
the	O
base	O
protocol	O
from	O
the	O
metadata	O
definitions	O
within	O
the	O
specification	O
was	O
to	O
allow	O
the	O
specification	O
to	O
be	O
adopted	O
across	O
other	O
technologies	O
(	O
such	O
as	O
cloud	B-Architecture
computing	I-Architecture
,	O
industrial	O
control	O
systems	O
,	O
or	O
smart	B-Architecture
grid	I-Architecture
)	O
to	O
leverage	O
their	O
existing	O
data	O
models	O
within	O
the	O
MAP	O
framework	O
.	O
</s>
<s>
Version	O
2.1	O
of	O
the	O
IF-MAP	B-Protocol
spec	O
was	O
published	O
on	O
May	O
7	O
,	O
2012	O
.	O
</s>
<s>
The	O
primary	O
new	O
feature	O
of	O
IF-MAP	B-Protocol
2.1	O
is	O
that	O
the	O
IF-MAP	B-Protocol
identifier	O
space	O
became	O
extensible	O
.	O
</s>
<s>
A	O
reference	O
implementation	O
is	O
available	O
under	O
GPLv3	O
license	B-License
on	O
Google	B-Protocol
Code	I-Protocol
repository	O
.	O
</s>
