<s>
A	O
hardware	B-Device
functionality	I-Device
scan	I-Device
(	O
HFS	O
)	O
is	O
conducted	O
in	O
order	O
to	O
verify	O
that	O
a	O
certain	O
device	O
is	O
really	O
what	O
it	O
claims	O
to	O
be	O
.	O
</s>
<s>
Some	O
operating	B-General_Concept
systems	I-General_Concept
only	O
send	O
copy	O
protected	O
content	O
,	O
such	O
as	O
movies	O
,	O
to	O
an	O
output	O
device	O
,	O
such	O
as	O
the	O
screen	O
,	O
if	O
that	O
device	O
is	O
able	O
to	O
protect	O
the	O
content	O
from	O
being	O
tapped	O
in	O
an	O
unprotected	O
format	O
.	O
</s>
<s>
A	O
hardware	O
manufacturer	O
has	O
to	O
have	O
their	O
product	O
's	O
HFS	O
fingerprint	O
listed	O
in	O
the	O
database	O
of	O
trusted	O
hardware	O
in	O
order	O
to	O
make	O
it	O
work	O
under	O
newer	O
Windows	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
