<s>
In	O
computer	O
software	O
,	O
the	O
term	O
parameter	B-Application
validation	I-Application
is	O
the	O
automated	O
processing	O
,	O
in	O
a	O
module	O
,	O
to	O
validate	O
the	O
spelling	O
or	O
accuracy	O
of	O
parameters	O
passed	O
to	O
that	O
module	O
.	O
</s>
<s>
Parameter	B-Application
validation	I-Application
can	O
be	O
used	O
to	O
defend	O
against	O
cross-site	O
scripting	O
attacks	O
.	O
</s>
