<s>
U-Prove	B-Application
is	O
a	O
free	B-License
and	I-License
open-source	I-License
technology	O
and	O
accompanying	O
SDK	B-Application
for	O
user-centric	O
identity	O
management	O
.	O
</s>
<s>
The	O
underlying	O
cryptographic	B-Protocol
protocols	I-Protocol
were	O
designed	O
by	O
Dr.	O
Stefan	O
Brands	O
and	O
further	O
developed	O
by	O
Credentica	O
and	O
,	O
subsequently	O
,	O
Microsoft	O
.	O
</s>
<s>
Security	O
expert	O
Bruce	O
Schneier	O
praised	O
the	O
cryptography	O
behind	O
U-Prove	B-Application
.	O
</s>
<s>
U-Prove	B-Application
enables	O
application	O
developers	O
to	O
reconcile	O
seemingly	O
conflicting	O
security	O
and	O
privacy	O
objectives	O
(	O
including	O
anonymity	O
)	O
,	O
and	O
allows	O
for	O
digital	O
identity	O
claims	O
to	O
be	O
efficiently	O
tied	O
to	O
the	O
use	O
of	O
tamper-resistant	O
devices	O
such	O
as	O
smart	O
cards	O
.	O
</s>
<s>
In	O
2008	O
,	O
Microsoft	O
committed	O
to	O
opening	O
up	O
the	O
U-Prove	B-Application
technology	O
.	O
</s>
<s>
As	O
the	O
first	O
step	O
,	O
in	O
March	O
2010	O
the	O
company	O
released	O
a	O
cryptographic	O
specification	O
and	O
open-source	B-Application
API	O
implementation	O
code	O
for	O
part	O
of	O
the	O
U-Prove	B-Application
technology	O
as	O
a	O
Community	O
Technology	O
Preview	O
under	O
Microsoft	O
's	O
Open	O
Specification	O
Promise	O
.	O
</s>
<s>
In	O
2010	O
,	O
the	O
International	O
Association	O
of	O
Privacy	O
Professionals	O
(	O
IAPP	O
)	O
honored	O
U-Prove	B-Application
with	O
the	O
2010	O
Privacy	O
Innovation	O
Award	O
for	O
Technology	O
.	O
</s>
<s>
Microsoft	O
also	O
won	O
the	O
in	O
European	O
Identity	O
Award	O
in	O
the	O
Best	O
Innovation	O
category	O
for	O
U-Prove	B-Application
at	O
the	O
European	O
Identity	O
Conference	O
2010	O
.	O
</s>
<s>
The	O
U-Prove	B-Application
Crypto	O
SDK	B-Application
for	O
C#	B-Application
is	O
licensed	O
under	O
Apache	B-Application
License	I-Application
2.0	I-Application
and	O
the	O
source	O
code	O
is	O
available	O
on	O
GitHub	B-Application
.	O
</s>
<s>
Microsoft	O
also	O
provides	O
a	O
JavaScript	B-Language
SDK	B-Application
that	O
implements	O
the	O
client-side	O
of	O
the	O
U-Prove	B-Application
Cryptographic	O
Specification	O
.	O
</s>
