When surfing the Internet you probably take your anonymity
for granted, most of us do.
Tapping phones, listening to confidential conversations,
reading others’ e-mail messages seems like something that
only happens in spy movies to “other” people.
However, you probably don’t realize just how much
information about yourself has the potential to get
transmitted across the Internet every time you go online.
Every computer connected to the Internet has “ports” that
allow it to connect. A “port” doesn’t mean you have a
physical hole or opening in your computer’s case or
hardware, but it does mean you have openings through which
information passes back and forth between your computer and
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