<s>
Jungle	B-General_Concept
Disk	I-General_Concept
is	O
both	O
the	O
name	O
of	O
an	O
online	B-General_Concept
backup	I-General_Concept
software	I-General_Concept
service	I-General_Concept
and	O
a	O
privately	O
held	O
data	O
security	O
company	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
first	O
backup	B-General_Concept
services	I-General_Concept
to	O
use	O
cloud	B-Architecture
storage	I-Architecture
and	O
Amazon	B-General_Concept
S3	I-General_Concept
.	O
</s>
<s>
The	O
name	O
is	O
a	O
word	O
association	O
as	O
the	O
Amazon	O
rainforest	O
is	O
a	O
Jungle	O
and	O
Disk	O
is	O
a	O
common	O
shorthand	O
for	O
a	O
hard	B-Device
disk	I-Device
drive	I-Device
.	O
</s>
<s>
Jungle	B-General_Concept
Disk	I-General_Concept
backup	O
is	O
a	O
monthly	O
subscription	O
software	O
service	O
that	O
supports	O
laptops	O
,	O
desktops	O
,	O
and	O
servers	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
macOS	B-Application
,	O
and	O
Linux	B-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
sync	B-Application
)	O
or	O
scheduled	O
to	O
back	O
up	O
of	O
selected	O
files	O
,	O
folders	O
,	O
or	O
a	O
everything	O
on	O
a	O
system	O
.	O
</s>
<s>
Data	O
can	O
be	O
accessed	O
from	O
the	O
software	O
client	O
,	O
a	O
web	O
browser	O
,	O
or	O
mobile	O
devices	O
running	O
Android	B-Application
or	O
iOS	B-Application
.	O
</s>
<s>
It	O
also	O
provides	O
a	O
WebDAV	B-Protocol
server	O
for	O
integration	O
with	O
other	O
applications	O
.	O
</s>
<s>
Customers	O
can	O
protect	O
their	O
data	O
using	O
AES-256	O
encryption	O
with	O
their	O
own	O
key	O
so	O
even	O
Jungle	B-General_Concept
Disk	I-General_Concept
employees	O
cannot	O
access	O
any	O
records	O
.	O
</s>
<s>
Jungle	B-General_Concept
Disk	I-General_Concept
was	O
founded	O
in	O
Atlanta	O
by	O
Dave	O
Wright	O
in	O
2006	O
.	O
</s>
<s>
On	O
October	O
22	O
,	O
2008	O
,	O
Jungle	B-General_Concept
Disk	I-General_Concept
entered	O
into	O
an	O
agreement	O
to	O
be	O
acquired	O
by	O
Rackspace	O
Hosting	O
,	O
Inc	O
.	O
Rackspace	O
purchased	O
Jungle	B-General_Concept
Disk	I-General_Concept
in	O
order	O
to	O
expand	O
their	O
cloud	B-Architecture
hosting	I-Architecture
services	O
.	O
</s>
<s>
After	O
the	O
acquisition	O
integration	O
Dave	O
left	O
Rackspace	O
to	O
found	O
SolidFire	O
and	O
then	O
Jungle	B-General_Concept
Disk	I-General_Concept
was	O
relocated	O
to	O
San	O
Antonio	O
in	O
2010	O
.	O
</s>
<s>
The	O
pace	O
of	O
development	O
slowed	O
down	O
as	O
Rackspace	O
focused	O
on	O
its	O
Cloud	O
infrastructure	O
software	O
platform	O
which	O
became	O
OpenStack	B-Application
.	O
</s>
<s>
In	O
2013	O
,	O
Rackspace	O
revived	O
Jungle	B-General_Concept
Disk	I-General_Concept
customer	O
support	O
going	O
from	O
ticket	O
only	O
service	O
to	O
include	O
phone	O
,	O
chat	O
and	O
ticketing	O
.	O
</s>
<s>
On	O
January	O
5	O
,	O
2016	O
,	O
Jungle	B-General_Concept
Disk	I-General_Concept
spun	O
out	O
of	O
Rackspace	O
US	O
,	O
Inc	O
.	O
and	O
is	O
now	O
a	O
privately	O
held	O
company	O
headquartered	O
in	O
San	O
Antonio	O
,	O
TX	O
.	O
</s>
<s>
On	O
December	O
5	O
,	O
2017	O
,	O
Jungle	B-General_Concept
Disk	I-General_Concept
announced	O
it	O
acquired	O
SafetyNet	O
,	O
the	O
first	O
backup	O
for	O
QuickBooks	O
Online	O
,	O
from	O
Jobber	O
.	O
</s>
<s>
In	O
May	O
2022	O
,	O
it	O
acquired	O
online	B-General_Concept
backup	I-General_Concept
company	O
ElephantDrive	B-General_Concept
.	O
</s>
<s>
The	O
Jungle	B-General_Concept
Disk	I-General_Concept
client	O
software	O
did	O
not	O
receive	O
an	O
update	O
from	O
2012-2014	O
and	O
then	O
while	O
part	O
of	O
the	O
Cloud	O
Office	O
portfolio	O
a	O
new	O
version	O
was	O
released	O
in	O
December	O
2015	O
.	O
</s>
<s>
On	O
June	O
3	O
,	O
2011	O
,	O
Colin	O
Percival	O
,	O
owner	O
of	O
Tarsnap	B-General_Concept
(	O
a	O
competitor	O
of	O
Jungle	B-General_Concept
Disk	I-General_Concept
)	O
,	O
identified	O
two	O
potential	O
weaknesses	O
in	O
Jungle	B-General_Concept
Disk	I-General_Concept
's	O
security	O
:	O
</s>
<s>
The	O
lack	O
of	O
a	O
Message	B-Algorithm
Authentication	I-Algorithm
Code	I-Algorithm
means	O
that	O
file	O
corruption	O
(	O
accidental	O
or	O
deliberate	O
)	O
or	O
arbitrary	O
file	O
content	O
insertions	O
will	O
not	O
be	O
detected	O
if	O
the	O
attacker	O
can	O
bypass	O
Amazon	O
or	O
Rackspace	O
security	O
and	O
directly	O
modify	O
data	O
in	O
S3	O
or	O
Cloud	O
Files	O
.	O
</s>
<s>
The	O
use	O
of	O
MD5	B-Algorithm
as	O
a	O
Key	B-Algorithm
derivation	I-Algorithm
function	I-Algorithm
makes	O
it	O
computationally	O
feasible	O
to	O
perform	O
a	O
brute-force	O
attack	O
on	O
a	O
Jungle	B-General_Concept
Disk	I-General_Concept
password	O
.	O
</s>
