<s>
cryptlib	B-Language
is	O
an	O
open-source	B-Application
cross-platform	O
software	O
security	O
toolkit	O
library	O
.	O
</s>
<s>
It	O
is	O
distributed	O
under	O
the	O
Sleepycat	B-License
License	I-License
,	O
a	O
free	B-License
software	I-License
license	I-License
compatible	O
with	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
Alternatively	O
,	O
cryptlib	B-Language
is	O
available	O
under	O
a	O
proprietary	O
license	O
for	O
those	O
preferring	O
to	O
use	O
it	O
under	O
proprietary	O
terms	O
.	O
</s>
<s>
cryptlib	B-Language
is	O
a	O
security	O
toolkit	O
library	O
that	O
allows	O
programmers	O
to	O
incorporate	O
encryption	O
and	O
authentication	O
services	O
to	O
software	O
.	O
</s>
<s>
At	O
the	O
highest	O
level	O
,	O
cryptlib	B-Language
provides	O
implementations	O
of	O
complete	O
security	O
services	O
such	O
as	O
S/MIME	B-Protocol
and	O
PGP/OpenPGP	O
secure	O
enveloping	O
,	O
SSL/TLS	B-Protocol
and	O
SSH	B-Protocol
secure	O
sessions	O
,	O
CA	B-Architecture
services	O
such	O
as	O
CMP	B-Protocol
,	O
SCEP	B-Protocol
,	O
,	O
and	O
OCSP	B-Protocol
,	O
and	O
other	O
security	O
operations	O
such	O
as	O
secure	O
timestamping	O
.	O
</s>
<s>
Since	O
cryptlib	B-Language
uses	O
industry-standard	O
X.509	O
,	O
S/MIME	B-Protocol
,	O
PGP/OpenPGP	O
,	O
and	O
SSH/SSL/TLS	O
data	O
formats	O
,	O
the	O
resulting	O
encrypted	O
or	O
signed	O
data	O
can	O
be	O
easily	O
transported	O
to	O
other	O
systems	O
and	O
processed	O
there	O
,	O
and	O
cryptlib	B-Language
itself	O
runs	O
on	O
many	O
operating	O
systems	O
—	O
all	O
Windows	O
versions	O
and	O
most	O
Unix/Linux	O
systems	O
.	O
</s>
<s>
cryptlib	B-Language
provides	O
other	O
capabilities	O
including	O
full	O
X.509/PKIX	O
certificate	O
handling	O
(	O
all	O
X.509	O
versions	O
from	O
X.509v1	O
to	O
X.509v4	O
)	O
with	O
support	O
for	O
SET	O
,	O
Microsoft	O
AuthentiCode	O
,	O
Identrus	O
,	O
SigG	O
,	O
S/MIME	B-Protocol
,	O
SSL	O
,	O
and	O
Qualified	O
certificates	O
,	O
PKCS	O
#7	O
certificate	O
chains	O
,	O
handling	O
of	O
certification	O
requests	O
and	O
CRLs	O
(	O
certificate	O
revocation	O
lists	O
)	O
including	O
automated	O
checking	O
of	O
certificates	O
against	O
CRLs	O
and	O
online	O
checking	O
using	O
RTCS	O
and	O
OCSP	B-Protocol
,	O
and	O
issuing	O
and	O
revoking	O
certificates	O
using	O
CMP	B-Protocol
and	O
SCEP	B-Protocol
.	O
</s>
<s>
It	O
also	O
implements	O
a	O
full	O
range	O
of	O
certification	B-Architecture
authority	I-Architecture
(	O
CA	B-Architecture
)	O
functions	O
provides	O
complete	O
CMP	B-Protocol
,	O
SCEP	B-Protocol
,	O
RTCS	O
,	O
and	O
OCSP	B-Protocol
server	O
implementations	O
to	O
handle	O
online	O
certificate	O
enrolment/issue/revocation	O
and	O
certificate	O
status	O
checking	O
.	O
</s>
<s>
Alongside	O
the	O
certificate	O
handling	O
,	O
it	O
provides	O
a	O
sophisticated	O
key	O
storage	O
interface	O
that	O
allows	O
the	O
use	O
of	O
a	O
wide	O
range	O
of	O
key	O
database	O
types	O
ranging	O
from	O
PKCS	O
#11	O
devices	O
,	O
PKCS	O
#15	O
key	O
files	O
,	O
and	O
PGP/OpenPGP	O
key	O
rings	O
through	O
to	O
commercial-grade	O
RDBMS	B-Application
 '	O
and	O
LDAP	B-Protocol
directories	O
with	O
optional	O
SSL	O
protection	O
.	O
</s>
<s>
cryptlib	B-Language
can	O
make	O
use	O
of	O
the	O
crypto	O
capabilities	O
of	O
a	O
variety	O
of	O
external	O
crypto	O
devices	O
such	O
as	O
hardware	O
crypto	O
accelerators	O
,	O
Fortezza	O
cards	O
,	O
PKCS	O
#11	O
devices	O
,	O
hardware	O
security	O
modules	O
(	O
HSMs	O
)	O
,	O
and	O
crypto	O
smart	O
cards	O
.	O
</s>
<s>
The	O
crypto	O
device	O
interface	O
also	O
provides	O
a	O
general-purpose	O
plug-in	O
capability	O
for	O
adding	O
new	O
functionality	O
that	O
can	O
be	O
used	O
by	O
cryptlib	B-Language
.	O
</s>
<s>
cryptlib	B-Language
is	O
written	O
in	O
C	B-Language
and	O
supports	O
BeOS	B-Application
,	O
DOS	O
,	O
IBM	O
MVS	O
,	O
Mac	B-Algorithm
OS	O
X	O
,	O
OS/2	O
,	O
Tandem	O
,	O
a	O
variety	O
of	O
Unix	O
versions	O
(	O
including	O
AIX	O
,	O
Digital	O
Unix	O
,	O
DGUX	O
,	O
FreeBSD/NetBSD/OpenBSD	O
,	O
HP-UX	O
,	O
IRIX	O
,	O
Linux	O
,	O
MP-RAS	O
,	O
OSF/1	O
,	O
QNX	O
,	O
SCO/UnixWare	O
,	O
Solaris	O
,	O
SunOS	O
,	O
Ultrix	O
,	O
and	O
UTS4	O
)	O
,	O
VM/CMS	O
,	O
Windows	O
3.x	O
,	O
Windows	O
95/98/ME	O
,	O
Windows	O
CE/PocketPC/SmartPhone	O
and	O
Windows	O
NT/2000/XP/Vista	O
.	O
</s>
<s>
Language	O
bindings	O
are	O
available	O
for	O
C	B-Language
/	O
C++	B-Language
,	O
C#	B-Application
/	O
.NET	B-Application
,	O
Delphi	B-Language
,	O
Java	B-Language
,	O
Python	B-Language
,	O
and	O
Visual	B-Language
Basic	I-Language
(	O
VB	O
)	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.5	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.4.1	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.4	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.3	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.2	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.1	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.4.0	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.3.2	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.3.1	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.3	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.2.3a	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.2.3	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.2.2	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.2.1	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.2	O
was	O
released	O
on	O
.	O
</s>
<s>
cryptlib	B-Language
3.1	O
was	O
released	O
on	O
.	O
</s>
