<s>
cPanel	B-Protocol
is	O
web	B-Protocol
hosting	I-Protocol
control	I-Protocol
panel	I-Protocol
software	O
developed	O
by	O
cPanel	B-Protocol
,	O
LLC	O
.	O
</s>
<s>
It	O
provides	O
a	O
graphical	B-Application
interface	I-Application
(	O
GUI	B-Application
)	O
and	O
automation	B-Application
tools	O
designed	O
to	O
simplify	O
the	O
process	O
of	O
hosting	O
a	O
web	O
site	O
to	O
the	O
website	O
owner	O
or	O
the	O
"	O
end	O
user	O
"	O
.	O
</s>
<s>
It	O
enables	O
administration	O
through	O
a	O
standard	O
web	B-Application
browser	I-Application
using	O
a	O
three-tier	O
structure	O
.	O
</s>
<s>
While	O
cPanel	B-Protocol
is	O
limited	O
to	O
managing	O
a	O
single	O
hosting	O
account	O
,	O
cPanel	B-Protocol
&	O
WHM	O
allows	O
the	O
administration	O
of	O
the	O
entire	O
server	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
GUI	B-Application
,	O
cPanel	B-Protocol
also	O
has	O
command	O
line	O
and	O
API-based	O
access	O
that	O
allows	O
third-party	O
software	O
vendors	O
,	O
web	O
hosting	O
organizations	O
,	O
and	O
developers	O
to	O
automate	O
standard	O
system	B-Application
administration	I-Application
processes	O
.	O
</s>
<s>
cPanel	B-Protocol
&	O
WHM	O
is	O
designed	O
to	O
function	O
either	O
as	O
a	O
dedicated	O
server	O
or	O
virtual	B-General_Concept
private	I-General_Concept
server	I-General_Concept
.	O
</s>
<s>
The	O
latest	O
cPanel	B-Protocol
&	O
WHM	O
version	O
supports	O
installation	O
on	O
CentOS	O
,	O
Red	O
Hat	O
Enterprise	O
Linux	B-Application
(	O
RHEL	O
)	O
,	O
CloudLinux	O
OS	O
,	O
and	O
Ubuntu	B-Operating_System
.	O
</s>
<s>
cPanel	B-Protocol
11.30	O
is	O
the	O
last	O
major	O
version	O
to	O
support	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
cPanel	B-Protocol
is	O
currently	O
developed	O
by	O
cPanel	B-Protocol
,	O
L.L.C.	O
,	O
a	O
privately	O
owned	O
corporation	O
headquartered	O
in	O
Houston	O
,	O
Texas	O
,	O
United	O
States	O
.	O
</s>
<s>
It	O
was	O
originally	O
designed	O
in	O
1996	O
as	O
the	O
control	B-Protocol
panel	I-Protocol
for	O
Speed	O
Hosting	O
,	O
a	O
now-defunct	O
web	O
hosting	O
company	O
.	O
</s>
<s>
The	O
original	O
author	O
of	O
cPanel	B-Protocol
,	O
John	O
Nick	O
Koston	O
,	O
had	O
a	O
stake	O
in	O
Speed	O
Hosting	O
.	O
</s>
<s>
Webking	O
quickly	O
began	O
using	O
cPanel	B-Protocol
after	O
their	O
merger	O
with	O
Speed	O
Hosting	O
.	O
</s>
<s>
Following	O
an	O
agreement	O
between	O
Koston	O
and	O
VDI	O
,	O
cPanel	B-Protocol
was	O
only	O
available	O
to	O
customers	O
hosted	O
directly	O
at	O
VDI	O
.	O
</s>
<s>
At	O
the	O
time	O
there	O
was	O
little	O
competition	O
in	O
the	O
control	B-Protocol
panel	I-Protocol
market	O
,	O
with	O
the	O
main	O
choices	O
being	O
VDI	O
and	O
Alabanza	O
.	O
</s>
<s>
Eventually	O
,	O
due	O
to	O
Koston	O
leaving	O
for	O
college	O
,	O
he	O
and	O
William	O
Jensen	O
signed	O
an	O
agreement	O
in	O
which	O
cPanel	B-Protocol
was	O
split	O
into	O
a	O
separate	O
program	O
called	O
WebPanel	O
;	O
this	O
version	O
was	O
run	O
by	O
VDI	O
.	O
</s>
<s>
Without	O
the	O
lead	O
programmer	O
,	O
VDI	O
was	O
not	O
able	O
to	O
continue	O
any	O
work	O
on	O
cPanel	B-Protocol
and	O
eventually	O
stopped	O
supporting	O
it	O
completely	O
.	O
</s>
<s>
Koston	O
kept	O
working	O
on	O
cPanel	B-Protocol
while	O
also	O
working	O
at	O
BurstNET	O
.	O
</s>
<s>
Eventually	O
,	O
he	O
left	O
BurstNET	O
to	O
focus	O
fully	O
on	O
cPanel	B-Protocol
.	O
</s>
<s>
cPanel	B-Protocol
3	O
was	O
released	O
in	O
1999	O
:	O
main	O
additions	O
over	O
cPanel	B-Protocol
2	O
were	O
an	O
automatic	O
upgrade	O
and	O
the	O
Web	B-Protocol
Host	I-Protocol
Manager	I-Protocol
(	O
WHM	O
)	O
.	O
</s>
<s>
The	O
interface	O
was	O
also	O
improved	O
when	O
Carlos	O
Rego	O
of	O
WizardsHosting	O
made	O
what	O
became	O
the	O
default	O
theme	O
of	O
cPanel	B-Protocol
.	O
</s>
<s>
On	O
August	O
20	O
,	O
2018	O
cPanel	B-Protocol
L.L.C.	O
</s>
<s>
announced	O
that	O
it	O
had	O
signed	O
an	O
agreement	O
to	O
be	O
acquired	O
by	O
a	O
group	O
led	O
by	O
Oakley	O
Capital	O
(	O
who	O
also	O
own	O
Plesk	B-Language
and	O
SolusVM	B-General_Concept
)	O
.	O
</s>
<s>
While	O
Koston	O
sold	O
his	O
interest	O
in	O
cPanel	B-Protocol
,	O
he	O
will	O
continue	O
to	O
be	O
an	O
owner	O
of	O
the	O
company	O
that	O
owns	O
cPanel	B-Protocol
.	O
</s>
<s>
+Current	O
cPanel	B-Protocol
&	O
WHM	O
releaseVersioniOS	O
baseRelease	O
dateDelay	O
(	O
days	O
)	O
cPanel	B-Protocol
&	O
WHMiOS549.2.12016-01-042015-12-08569.32016-04-112016-03-21589.3.32016-07-112016-05-166010.0.22016-10-112016-09-236210.22017-01-052016-09-126410.32017-03-272017-03-276610.3.22017-07-122017-05-156811.0.12017-10-122017-09-267011.2.52018-01-232018-01-237211.42018-06-112018-05-297411.4.12018-07-172018-07-097612.0.12018-10-162018-10-087812.1.22019-01-152018-12-208012.22019-05-092019-03-258212.3.12019-07-082019-05-288413.12019-10-072019-09-248613.3.12020-01-302020-01-288813.4.12020-05-072020-04-079013.62020-07-272020-07-159214.12020-10-292020-10-189414.42021-02-022021-01-269614.4.22021-04-072021-03-269814.62021-07-142021-05-2410015.12021-11-152021-10-2510215.32022-01-202021-09-2010415.4.12022-05-112022-03-3110615.52022-07-142022-05-16Legend	O
:	O
</s>
<s>
cPanel	B-Protocol
provides	O
front-ends	O
for	O
a	O
number	O
of	O
common	O
operations	O
,	O
including	O
the	O
management	O
of	O
PGP	B-Application
keys	O
,	O
crontab	B-General_Concept
tasks	O
,	O
mail	O
and	O
FTP	B-Protocol
accounts	O
,	O
and	O
mailing	O
lists	O
.	O
</s>
<s>
Several	O
add-ons	O
exist	O
,	O
some	O
for	O
an	O
additional	O
fee	O
,	O
including	O
auto	O
installers	O
such	O
as	O
Installatron	O
,	O
Fantastico	O
,	O
Softaculous	O
,	O
and	O
WHMSonic	O
(	O
SHOUTcast/radio	O
Control	B-Protocol
Panel	I-Protocol
Add-on	O
)	O
.	O
</s>
<s>
The	O
add-ons	O
need	O
to	O
be	O
enabled	O
by	O
the	O
server	B-Application
administrator	I-Application
in	O
WHM	O
to	O
be	O
accessible	O
to	O
the	O
cPanel	B-Protocol
user	O
.	O
</s>
<s>
WHM	O
manages	O
some	O
software	O
packages	O
separately	O
from	O
the	O
underlying	O
operating	O
system	O
,	O
applying	O
upgrades	O
to	O
Apache	B-Application
,	O
PHP	B-Application
,	O
MySQL	B-Application
,	O
Exim	B-Protocol
,	O
FTP	B-Protocol
,	O
and	O
related	O
software	O
packages	O
automatically	O
.	O
</s>
<s>
WHM	O
,	O
short	O
for	O
WebHost	B-Protocol
Manager	I-Protocol
,	O
is	O
a	O
web-based	B-Application
tool	O
which	O
is	O
used	O
for	O
server	O
administration	O
.	O
</s>
<s>
Root	O
WHM	O
is	O
used	O
by	O
server	O
administrators	O
and	O
non-root	O
WHM	O
(	O
with	O
fewer	O
privileges	O
)	O
is	O
used	O
by	O
others	O
,	O
like	O
entity	O
departments	O
,	O
and	O
resellers	O
to	O
manage	O
hosting	O
accounts	O
often	O
referred	O
to	O
as	O
cPanel	B-Protocol
accounts	O
on	O
a	O
web	B-Application
server	I-Application
.	O
</s>
<s>
WHM	O
is	O
also	O
used	O
to	O
manage	O
SSL	O
certificates	O
(	O
both	O
server	O
self	O
generated	O
and	O
CA	B-Architecture
provided	O
SSL	O
certificates	O
)	O
,	O
cPanel	B-Protocol
users	O
,	O
hosting	O
packages	O
,	O
DNS	B-Protocol
zones	I-Protocol
,	O
themes	O
,	O
and	O
authentication	O
methods	O
.	O
</s>
<s>
The	O
default	O
automatic	O
SSL	O
(	O
AutoSSL	O
)	O
provided	O
by	O
cPanel	B-Protocol
is	O
powered	O
by	O
Sectigo	O
(	O
formerly	O
Comodo	O
CA	B-Architecture
)	O
.	O
</s>
<s>
Additionally	O
,	O
WHM	O
can	O
also	O
be	O
used	O
to	O
manage	O
FTP	B-Protocol
,	O
Mail	O
(	O
POP	O
,	O
IMAP	O
,	O
and	O
SMTP	O
)	O
and	O
SSH	O
services	O
on	O
the	O
server	O
.	O
</s>
<s>
Reseller	O
users	O
of	O
cPanel	B-Protocol
have	O
a	O
smaller	O
set	O
of	O
features	O
than	O
the	O
root	O
user	O
,	O
generally	O
limited	O
by	O
the	O
server	B-Application
administrator	I-Application
,	O
to	O
features	O
which	O
they	O
determine	O
will	O
affect	O
their	O
customers	O
 '	O
accounts	O
rather	O
than	O
the	O
server	O
as	O
a	O
whole	O
.	O
</s>
<s>
From	O
root	O
WHM	O
,	O
the	O
server	B-Application
administrator	I-Application
can	O
perform	O
maintenance	O
operations	O
such	O
as	O
upgrading	O
and	O
recompiling	O
Apache	B-Application
and	O
PHP	B-Application
,	O
installing	O
Perl	B-Language
modules	O
,	O
and	O
upgrading	O
RPMs	B-Application
installed	O
on	O
the	O
system	O
.	O
</s>
<s>
A	O
version	O
of	O
cPanel	B-Protocol
&	O
WHM	O
for	O
Microsoft	O
Windows	O
,	O
called	O
Enkompass	B-Protocol
,	O
was	O
declared	O
end-of-life	O
as	O
of	O
February	O
2014	O
.	O
</s>
<s>
In	O
the	O
preceding	O
years	O
,	O
Enkompass	B-Protocol
had	O
been	O
available	O
for	O
free	O
as	O
product	O
development	O
slowed	O
.	O
</s>
<s>
On	O
June	O
27	O
,	O
2019	O
cPanel	B-Protocol
announced	O
a	O
new	O
account-based	O
pricing	O
structure	O
.	O
</s>
<s>
After	O
backlash	O
from	O
their	O
customers	O
,	O
cPanel	B-Protocol
issued	O
a	O
second	O
announcement	O
but	O
did	O
not	O
change	O
the	O
new	O
structure	O
.	O
</s>
