<s>
Xplico	B-Protocol
is	O
a	O
network	B-Protocol
forensics	I-Protocol
analysis	O
tool	O
(	O
NFAT	O
)	O
,	O
which	O
is	O
a	O
software	O
that	O
reconstructs	O
the	O
contents	O
of	O
acquisitions	O
performed	O
with	O
a	O
packet	B-Protocol
sniffer	I-Protocol
(	O
e.g.	O
</s>
<s>
Wireshark	B-Language
,	O
tcpdump	B-Protocol
,	O
Netsniff-ng	B-Protocol
)	O
.	O
</s>
<s>
Unlike	O
the	O
protocol	B-Protocol
analyzer	I-Protocol
,	O
whose	O
main	O
characteristic	O
is	O
not	O
the	O
reconstruction	O
of	O
the	O
data	O
carried	O
by	O
the	O
protocols	O
,	O
Xplico	B-Protocol
was	O
born	O
expressly	O
with	O
the	O
aim	O
to	O
reconstruct	O
the	O
protocol	O
's	O
application	O
data	O
and	O
it	O
is	O
able	O
to	O
recognize	O
the	O
protocols	O
with	O
a	O
technique	O
named	O
Port	O
Independent	O
Protocol	O
Identification	O
(	O
PIPI	O
)	O
.	O
</s>
<s>
The	O
name	O
"	O
xplico	B-Protocol
"	O
refers	O
to	O
the	O
Latin	O
verb	O
explico	O
and	O
its	O
significance	O
.	O
</s>
<s>
Xplico	B-Protocol
is	O
free	B-License
and	I-License
open-source	I-License
software	I-License
,	O
subject	O
to	O
the	O
requirements	O
of	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
(	O
GPL	B-License
)	O
,	O
version	O
2	O
.	O
</s>
<s>
Using	O
raw	O
data	O
from	O
Ethernet	O
or	O
PPP	B-Protocol
of	O
a	O
web	O
navigation	O
(	O
HTTP	B-Protocol
protocol	I-Protocol
)	O
,	O
Xplico	B-Protocol
extracts	O
application	O
data	O
and	O
reconstructs	O
the	O
contents	O
within	O
a	O
packet	O
.	O
</s>
<s>
In	O
the	O
case	O
of	O
HTTP	B-Protocol
protocol	I-Protocol
:	O
images	O
,	O
files	O
,	O
or	O
cookies	O
would	O
be	O
extracted	O
.	O
</s>
<s>
Similarly	O
Xplico	B-Protocol
is	O
able	O
to	O
reconstruct	O
the	O
e-mail	O
exchanged	O
with	O
the	O
IMAP	B-Protocol
,	O
POP	B-Protocol
,	O
and	O
SMTP	B-Protocol
protocols	I-Protocol
.	O
</s>
<s>
Among	O
the	O
protocols	O
that	O
Xplico	B-Protocol
identifies	O
and	O
reconstructs	O
there	O
are	O
VoIP	B-Application
,	O
MSN	B-Protocol
,	O
IRC	B-Protocol
,	O
HTTP	B-Protocol
,	O
IMAP	B-Protocol
,	O
POP	B-Protocol
,	O
SMTP	B-Protocol
,	O
and	O
FTP	B-Protocol
.	O
</s>
<s>
The	O
Xplico	B-Protocol
's	O
software	O
architecture	O
provides	O
:	O
</s>
<s>
With	O
the	O
output	O
module	O
Xplico	B-Protocol
can	O
have	O
different	O
user	O
interfaces	O
,	O
in	O
fact	O
it	O
can	O
be	O
used	O
from	O
command	B-Application
line	I-Application
and	O
from	O
a	O
web	O
user	O
interface	O
called	O
"	O
Xplico	B-Protocol
Interface	O
"	O
.	O
</s>
<s>
This	O
allows	O
to	O
focus	O
the	O
decoding	O
,	O
that	O
is	O
,	O
if	O
you	O
want	O
to	O
decode	O
only	O
VoIP	B-Application
calls	I-Application
but	O
not	O
the	O
Web	O
traffic	O
then	O
you	O
configure	O
Xplico	B-Protocol
to	O
load	O
only	O
the	O
RTP	B-Protocol
and	O
SIP	B-Application
modules	O
excluding	O
the	O
HTTP	B-Protocol
module	O
.	O
</s>
<s>
Another	O
feature	O
of	O
Xplico	B-Protocol
is	O
its	O
ability	O
to	O
process	O
(	O
reconstruct	O
)	O
huge	O
amounts	O
of	O
data	O
:	O
it	O
is	O
able	O
to	O
manage	O
pcap	B-Language
files	O
of	O
multiple	O
gigabytes	O
and	O
even	O
terabytes	O
from	O
multiple	O
capture	O
probes	O
simultaneously	O
.	O
</s>
<s>
The	O
pcap	B-Language
files	O
can	O
be	O
uploaded	O
in	O
many	O
ways	O
,	O
directly	O
from	O
the	O
Xplico	B-Protocol
Web	O
user	O
interface	O
,	O
with	O
a	O
SFTP	B-Protocol
or	O
with	O
a	O
transmission	O
channel	O
called	O
PCAP-over-IP	O
.	O
</s>
<s>
For	O
these	O
features	O
Xplico	B-Protocol
is	O
used	O
in	O
the	O
contexts	O
of	O
Lawful	O
interception	O
and	O
in	O
Network	B-Protocol
Forensics	I-Protocol
.	O
</s>
<s>
Xplico	B-Protocol
and	O
also	O
its	O
specific	O
version	O
called	O
is	O
able	O
to	O
decode	O
VoIP	B-Application
calls	I-Application
based	O
on	O
the	O
RTP	B-Protocol
protocol	O
(	O
SIP	B-Application
,	O
H323	B-Protocol
,	O
MGCP	B-Protocol
,	O
SKINNY	B-Protocol
)	O
and	O
supports	O
the	O
decodidica	O
of	O
audio	O
codecs	O
G711ulaw	O
,	O
G711alaw	O
,	O
G722	O
,	O
G729	B-Algorithm
,	O
G723	B-Algorithm
,	O
G726	B-Algorithm
,	O
and	O
MSRTA	O
(	O
Microsoft	O
's	O
Real-time	O
audio	O
)	O
.	O
</s>
<s>
decoding	O
of	O
a	O
single	O
pcap	B-Language
file	O
:	O
</s>
<s>
The	O
input	O
module	O
named	O
rltm	O
acquires	O
the	O
data	O
directly	O
from	O
the	O
network	O
interface	O
,	O
vice	O
versa	O
the	O
input	O
module	O
named	O
pcap	B-Language
acquires	O
data	O
form	O
pcap	B-Language
files	O
or	O
directory	O
.	O
</s>
<s>
Xplico	B-Protocol
is	O
installed	O
by	O
default	O
in	O
the	O
major	O
distributions	O
of	O
digital	O
forensics	O
and	O
penetration	O
testing	O
:	O
</s>
<s>
Kali	O
Linux	B-Application
,	O
</s>
<s>
CERT	O
Linux	B-Application
Forensics	O
Tools	O
Repository	O
.	O
</s>
