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© 2002-07 AFHS
4 Jun 2007
Practicing Safe Computing
Computer SIG Meeting - 12 Jan 2002
by Charlie Hansen & Gordon Hulbert
See also Computer
Special Interest Group
- Definition of offline "Safe Computing"
- Preventing loss of your data ---BACKUP BACKUP BACKUP
- Definition of "Safe Computing" for Internet Users
- Avoid virii, worms and trojans from e-mail or downloads
which will cause damage to your programs or hardware. Use
a good AntiVirus program and keep it updated. Make sure that
it is properly configured for your computer system.
- Avoid spam (Unwanted or junk e-mail). Set up and use the
filters provided by your e-mail program. Check your ISP's
policy on reporting spam and take the time to report it to
the appropriate ISP. You can use services like SpamCop to
help you write your report. Use blind CC if e-mailing to multiple
recipients. You can disguise your e-mail address which appears
on mailing lists or web pages to prevent spam e-mail harvesters
from obtaining your true e-mail address (e.g., charliehNOSPAM@cadvision.com)
You may wish to have more than one e-mail address.
- Avoid outsiders gaining access to your computer via your
internet connection Use a Firewall program to prevent or alert
you to requests for access to your computer . This should
also alert or prevent unauthorized automatic updates to system
or downloaded programs.
- Protect your privacy. Don't post information on living relatives
to web sites or e-mail mailing lists. Don't give out credit
card or personal information unless using encryption to a
- Be knowledgeable. Check to information on the various URLs
- Presentation on backup and e-mail usage. (Gordon)
- regularly update your virus definitions (use your auto-updates,
watch for update expirations)
- frequently update your virus definitions (several viruses
or strains are released to the public daily)
- be suspicious, be cautious (if you didn't request it, don't
- be curious (not all warnings are valid, to muddy waters,
there are many hoaxes and urban legends out there, research
before you attempt to alert "everybody"
- use your technical personnel's expertise - back up important
- use un-virus-able formats to distribute documents (e.g.
RTF & PDF)
- Presentation on Firewalls and Spam (Charlie)
ZDNet review "Home Safety Nets"
Tiny Personal Firewall
- Home PC Firewall
An Analysis of Mini Firewall Systems
Information Security Magazine, July 2001 Cover Story
- Reporting Spam
- Spam filtering,
- e-mail address
encoder for your web page
- An interesting story about the Nimda
worm attack at the University of Calgary.