<s>
Norton	B-Protocol
Personal	I-Protocol
Firewall	I-Protocol
,	O
developed	O
by	O
Symantec	O
,	O
is	O
a	O
discontinued	O
personal	B-Protocol
firewall	I-Protocol
with	O
ad	O
blocking	O
,	O
program	O
control	O
and	O
privacy	O
protection	O
capabilities	O
.	O
</s>
<s>
Norton	B-Protocol
Personal	I-Protocol
Firewall	I-Protocol
program	O
control	O
module	O
is	O
able	O
to	O
allow	O
or	O
deny	O
individual	O
applications	O
access	O
to	O
the	O
Internet	O
.	O
</s>
<s>
Programs	O
are	O
automatically	O
allowed	O
or	O
denied	O
Internet	O
access	O
by	O
Norton	B-Protocol
Personal	I-Protocol
Firewall	I-Protocol
.	O
</s>
<s>
The	O
advertisement-blocking	O
feature	O
of	O
this	O
software	O
rewrites	O
the	O
HTML	B-Language
that	O
one	O
's	O
browser	O
uses	O
to	O
display	O
Web	O
pages	O
.	O
</s>
<s>
The	O
Privacy	O
Control	O
component	O
blocks	O
browser	B-Application
cookies	I-Application
and	O
active	O
content	O
,	O
and	O
prevents	O
the	O
transmission	O
of	O
sensitive	O
data	O
through	O
standard	O
POP3	B-Protocol
e-mail	O
clients	O
,	O
Microsoft	B-Application
Office	I-Application
e-mail	O
attachments	O
and	O
Instant	B-Application
Messaging	I-Application
services	O
such	O
as	O
MSN	B-Protocol
Messenger	I-Protocol
,	O
Windows	B-Application
Messenger	I-Application
and	O
AOL	B-Protocol
Instant	I-Protocol
Messenger	I-Protocol
without	O
the	O
user	O
's	O
consent	O
.	O
</s>
