<s>
Java	B-Language
Card	I-Language
OpenPlatform	I-Language
(	O
JCOP	B-Language
)	O
is	O
a	O
smart	O
card	O
operating	B-General_Concept
system	I-General_Concept
for	O
the	O
Java	B-Language
Card	I-Language
platform	O
developed	O
by	O
IBM	O
Zürich	O
Research	O
Laboratory	O
.	O
</s>
<s>
Since	O
July	O
2007	O
support	O
and	O
development	O
activities	O
for	O
the	O
JCOP	B-Language
operating	B-General_Concept
system	I-General_Concept
on	O
NXP	O
/	O
Philips	O
silicon	O
are	O
serviced	O
by	O
NXP	O
Semiconductors	O
.	O
</s>
<s>
A	O
Java	B-Language
Card	I-Language
JCOP	B-Language
has	O
a	O
Java	B-Language
Card	I-Language
Virtual	O
Machine	O
(	O
JCVM	O
)	O
which	O
allows	O
it	O
to	O
run	O
applications	O
written	O
in	O
Java	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
JCOP	B-Language
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
a	O
security	O
sensitive	O
embedded	O
system	O
environment	O
,	O
smartcard	O
or	O
secure	B-Device
element	I-Device
controllers	O
in	O
particular	O
.	O
</s>
<s>
Java	B-Language
Card	I-Language
,	O
for	O
development	O
of	O
applications	O
,	O
i.e.	O
</s>
<s>
GlobalPlatform	O
,	O
for	O
administration	O
of	O
applications	O
and	O
operating	B-General_Concept
system	I-General_Concept
,	O
i.e.	O
</s>
<s>
JCOP	B-Language
proprietary	O
features	O
,	O
mainly	O
Java	B-Language
Card	I-Language
API	O
extensions	O
,	O
i.e.	O
</s>
<s>
NXP	O
offers	O
also	O
MIFARE	O
emulations	O
for	O
Classic	O
and	O
DESFIRE	O
on	O
the	O
same	O
chip	O
as	O
additional	O
(	O
native	O
)	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
While	O
JCOP	B-Language
is	O
based	O
on	O
open	O
standards	O
,	O
MIFARE	O
technology	O
is	O
NXP	O
specific	O
.	O
</s>
<s>
Java	B-Language
Card	I-Language
applets	O
running	O
in	O
JCOP	B-Language
can	O
then	O
be	O
used	O
to	O
manage	O
the	O
MIFARE	O
memory	O
through	O
Java	B-Language
Card	I-Language
API	O
.	O
</s>
<s>
As	O
of	O
JCOP	B-Language
3	O
,	O
support	O
for	O
GP	O
2.2.1	O
was	O
added	O
,	O
in	O
particular	O
to	O
support	O
mobile	O
use	O
cases	O
JCOP	B-Language
3	O
is	O
fully	O
Secure	B-Device
Element	I-Device
configuration	O
compliant	O
.	O
</s>
<s>
From	O
the	O
optional	O
packages	O
JCOP	B-Language
3	O
does	O
not	O
support	O
the	O
javacardx.framework	O
.	O
</s>
<s>
The	O
key	O
lengths	O
(	O
amongst	O
others	O
)	O
supported	O
are	O
AES-128	B-Algorithm
,	O
DES	O
,	O
2DES3	O
,	O
3DES3	O
,	O
EC	O
up	O
to	O
521	O
bit	O
,	O
RSA	O
up	O
to	O
2048	O
bit	O
.	O
</s>
<s>
JCOP	B-Language
3	O
supports	O
ISO-7816	O
,	O
ISO-14443	O
type	O
A	O
and	O
B	O
(	O
through	O
SWP	O
-	O
NFC	B-General_Concept
controller	O
)	O
and	O
SWP/HCI	O
.	O
</s>
<s>
USB	O
low	O
speed	O
was	O
supported	O
only	O
on	O
JCOP	B-Language
v2.3.1	O
.	O
</s>
<s>
JCOP	B-Language
3	O
supports	O
various	O
extensions	O
,	O
i.e.	O
</s>
<s>
It	O
is	O
important	O
to	O
know	O
that	O
usage	O
of	O
extensions	O
used	O
in	O
applets	O
(	O
not	O
part	O
of	O
Java	B-Language
Card	I-Language
and	O
GlobalPlatform	O
specifications	O
)	O
makes	O
this	O
applications	O
not	O
portable	O
to	O
other	O
Java	B-Language
Card	I-Language
and	O
GlobalPlatform	O
compliant	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
JCOP	B-Language
Tools	O
were	O
initially	O
developed	O
by	O
IBM	O
.	O
</s>
<s>
The	O
first	O
module	O
was	O
a	O
command	O
line	O
tool	O
called	O
JCOP	B-Language
Shell	O
or	O
JCShell	O
.	O
</s>
<s>
The	O
development	O
tools	O
is	O
a	O
plugin	O
to	O
Eclipse	B-Application
IDE	I-Application
.	O
</s>
<s>
NXP	O
has	O
maintained	O
JCOP	B-Language
Tools	O
and	O
extended	O
it	O
with	O
a	O
CryptoPlugin	O
and	O
new	O
JCOP	B-Language
simulations	O
.	O
</s>
<s>
The	O
tools	O
are	O
offered	O
for	O
Windows	O
,	O
macOS	B-Application
and	O
Linux	B-Application
platforms	O
.	O
</s>
<s>
JCShell	O
is	O
a	O
Java	B-Language
program	O
,	O
command	O
line	O
tool	O
which	O
also	O
supports	O
scripting	O
.	O
</s>
<s>
JCShell	O
has	O
a	O
plugin	O
structure	O
where	O
existing	O
base	O
plugin	O
(	O
similar	O
to	O
Eclipse	B-Application
plugins	O
)	O
which	O
supports	O
the	O
most	O
basic	O
on-card	O
APDU	O
commands	O
such	O
as	O
raw	O
send	O
is	O
extended	O
with	O
GlobalPlatform	O
and	O
crypto	O
functionality	O
.	O
</s>
<s>
All	O
the	O
plugins	O
are	O
extendable	O
by	O
own	O
functionality	O
(	O
in	O
Java	B-Language
)	O
.	O
</s>
