<s>
In	O
computing	O
,	O
a	O
secure	B-General_Concept
environment	I-General_Concept
is	O
any	O
system	O
which	O
implements	O
the	O
controlled	O
storage	B-General_Concept
and	O
use	O
of	O
information	O
.	O
</s>
<s>
In	O
the	O
event	O
of	O
computing	O
data	B-General_Concept
loss	I-General_Concept
,	O
a	O
secure	B-General_Concept
environment	I-General_Concept
is	O
used	O
to	O
protect	O
personal	O
or	O
confidential	O
data	O
.	O
</s>
<s>
Often	O
,	O
secure	B-General_Concept
environments	I-General_Concept
employ	O
cryptography	O
as	O
a	O
means	O
to	O
protect	O
information	O
.	O
</s>
<s>
Some	O
secure	B-General_Concept
environments	I-General_Concept
employ	O
cryptographic	B-Algorithm
hashing	I-Algorithm
,	O
simply	O
to	O
verify	O
that	O
the	O
information	O
has	O
not	O
been	O
altered	O
since	O
it	O
was	O
last	O
modified	O
.	O
</s>
