||Unexpected email attachments are a major risk, even if they
appear to come
from someone you know. Especially risky are "novelty" programs like
screensavers, as they sometimes contain "sleeper"
viruses which surface weeks afterwards. Check with the sender, or just
delete them unopened. Note: Microsoft never ever send
email. Always ask yourself: could this be a trick?
messages (with colour and pictures) often contain "active content"
including links to
Internet sites, which your computer will automatically follow
if you are online. This can be used to confirm your email address
and even the time that you have accessed the message! Be wary of
HTML messages from senders you don't trust - only open them when offline.
||If you use Outlook,
or Outlook Express, always turn off the "Preview" pane when online
to prevent unwanted HTML connections. (See the program's Help for
how to turn it off). In some cases virus attachments can be triggered
simply by allowing the message to be displayed in the Preview Pane.
very wary of removable disks (e.g. floppies) unless you have
formatted them yourself.
||Be suspicious of messages that urge you to connect to an unfamiliar
website. Links that offer to remove you from a mailing list may merely
confirm your email address and invite more attention, and there may be other
||Configure your Internet Browser so that you
can't download and run ActiveX controls automatically when visiting websites
- study the settings, or ask for advice.