<s>
CrossCrypt	B-Application
is	O
an	O
open-source	B-Application
on-the-fly	O
encryption	O
program	O
for	O
the	O
Microsoft	B-Application
Windows	I-Application
XP/2000	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
CrossCrypt	B-Application
allows	O
a	O
user	O
to	O
make	O
virtual	O
drives	O
which	O
encrypt	O
any	O
files	O
stored	O
on	O
them	O
,	O
making	O
the	O
encryption	O
process	O
seamless	O
to	O
the	O
user	O
.	O
</s>
<s>
CrossCrypt	B-Application
is	O
based	O
on	O
FileDisk	O
,	O
virtual	O
disk	O
driver	O
for	O
Windows	O
NT/2000/XP	O
that	O
uses	O
one	O
or	O
more	O
files	O
to	O
emulate	O
physical	O
disks	O
,	O
adding	O
encrypted	O
volumes	O
functionality	O
.	O
</s>
<s>
The	O
format	O
of	O
CrossCrypt	B-Application
container	O
files	O
is	O
fully	O
compatible	O
with	O
one	O
of	O
the	O
older	O
Linux	B-Application
loop-AES	O
device	O
formats.	O
,	O
they	O
can	O
be	O
used	O
under	O
both	O
Windows	O
and	O
Linux	B-Application
.	O
</s>
<s>
Although	O
a	O
GUI	O
has	O
been	O
created	O
for	O
CrossCrypt	B-Application
(	O
i.e.	O
</s>
<s>
)	O
,	O
CrossCrypt	B-Application
on	O
its	O
own	O
operates	O
without	O
a	O
GUI	O
using	O
a	O
command	O
line	O
interface	O
.	O
</s>
<s>
The	O
application	O
is	O
capable	O
of	O
encrypting	O
CD/DVD	O
images	O
(	O
.ISO	B-General_Concept
)	O
.	O
</s>
<s>
After	O
burning	O
it	O
with	O
any	O
writing	O
application	O
disk	O
looks	O
blank	O
when	O
inserted	O
into	O
normal	O
CD/DVD	O
reading	O
device	O
(	O
though	O
,	O
when	O
mounted	O
with	O
the	O
CrossCrypt	B-Application
application	O
the	O
state	O
does	O
not	O
change	O
,	O
files	O
are	O
accessed	O
in	O
a	O
new	O
virtual	B-Application
drive	I-Application
)	O
.	O
</s>
<s>
The	O
encryption	O
algorithms	O
supported	O
by	O
CrossCrypt	B-Application
include	O
AES	B-Algorithm
(	O
256	O
,	O
192	O
,	O
128	O
;	O
SingleKey	O
Mode	O
aes-loop	O
compatible	O
)	O
and	O
TwoFish	B-Algorithm
(	O
160	O
Bit	O
Key	O
;	O
SuSE	O
Linux	B-Application
compatible	O
)	O
.	O
</s>
