<s>
Graylog	B-Application
,	O
Inc	O
is	O
a	O
log	B-Application
management	I-Application
software	I-Application
company	O
based	O
in	O
Houston	O
,	O
Texas	O
.	O
</s>
<s>
Their	O
main	O
product	O
is	O
a	O
log	B-Application
management	I-Application
software	I-Application
which	O
is	O
also	O
called	O
Graylog	B-Application
(	O
styled	O
as	O
graylog	B-Application
)	O
.	O
</s>
<s>
Graylog	B-Application
,	O
formerly	O
Torch	O
,	O
was	O
founded	O
in	O
2009	O
by	O
Lennart	O
Koopmann	O
and	O
began	O
as	O
an	O
open-source	O
project	O
in	O
Hamburg	O
,	O
Germany	O
.	O
</s>
<s>
In	O
October	O
2014	O
,	O
Mercury	O
made	O
its	O
initial	O
investment	O
in	O
Graylog	B-Application
.	O
</s>
<s>
Graylog	B-Application
released	O
its	O
first	O
commercial	O
offering	O
in	O
2016	O
making	O
its	O
enterprise	O
product	O
available	O
.	O
</s>
<s>
As	O
of	O
2018	O
,	O
Graylog	B-Application
has	O
grown	O
to	O
over	O
35,000	O
installations	O
worldwide	O
.	O
</s>
<s>
Graylog	B-Application
regularly	O
participates	O
in	O
conferences	O
such	O
as	O
DEF	O
CON	O
,	O
DerbyCon	O
,	O
Black	O
Hat	O
USA	O
,	O
NolaCon	O
,	O
and	O
Security	O
BSides	O
.	O
</s>
<s>
The	O
Graylog	B-Application
software	O
centrally	O
captures	O
,	O
stores	O
,	O
and	O
enables	O
real-time	O
search	O
and	O
log	B-Application
analysis	I-Application
against	O
terabytes	O
of	O
machine	O
data	O
from	O
any	O
component	O
in	O
the	O
IT	O
infrastructure	O
and	O
applications	O
.	O
</s>
<s>
The	O
software	O
uses	O
a	O
three-tier	O
architecture	O
and	O
scalable	O
storage	O
based	O
on	O
Elasticsearch	B-Application
and	O
MongoDB	B-Application
.	O
</s>
