<s>
In	O
computer	O
security	O
,	O
privilege	B-General_Concept
bracketing	I-General_Concept
is	O
a	O
temporary	O
increase	O
in	O
software	O
privilege	O
within	O
a	O
process	O
to	O
perform	O
a	O
specific	O
function	O
,	O
assuming	O
those	O
necessary	O
privileges	O
at	O
the	O
last	O
possible	O
moment	O
and	O
dismissing	O
them	O
as	O
soon	O
as	O
no	O
longer	O
strictly	O
necessary	O
,	O
therefore	O
ostensibly	O
avoiding	O
fallout	O
from	O
erroneous	O
code	O
that	O
unintentionally	O
exploits	O
more	O
privilege	O
than	O
is	O
merited	O
.	O
</s>
<s>
It	O
is	O
an	O
example	O
of	O
the	O
use	O
of	O
principle	O
of	O
least	O
privilege	O
in	O
defensive	B-Application
programming	I-Application
.	O
</s>
<s>
An	O
known	O
example	O
of	O
privilege	B-General_Concept
bracketing	I-General_Concept
is	O
in	O
Debian/Ubuntu	O
:	O
using	O
the	O
'	O
sudo	O
 '	O
tool	O
to	O
temporarily	O
acquire	O
'	O
root	O
 '	O
privileges	O
to	O
perform	O
an	O
administrative	O
command	O
.	O
</s>
