1. Maintaining Your Computer...and saving yourself from technological catastrophe SLIS-LITA Spring 2009

2. Overview Security Consciousness Backup Strategies Network Security Hardware

3. Security Consciousness Your computer is vulnerable photo from Flickr

4. Backup Strategies How important is your data?

5. Backup Strategies What’s your current backup strategy?

6. Backup Strategies It’s easy. Don't shut down without backing up your work.

7. Backup Strategies

8. Save As with a different filename every hour at least e.g. compare & contrast-1.doc compare & contrast-2.doc compare & contrast-3.doc

9. Full vs. Limited Backups Full = entire hard drive / device Limited Backups: backup the essentials – what do you absolutely need? Backup Strategies

10. CD-R or DVD±R

11. Backup Strategies Invest in an external hard drive Often they come with free automatic backup software.

12. Backup Strategies Invest in an external hard drive Are they worth the money? $90 for 320 GB drive 8 hours working on a paper x $10 per hour $80

13. Backup Strategies Invest in an external hard drive … but an external hard drive does not necessarily protect from natural disasters or theft

14. Backup Strategies Use free online resources:WebDAVE-mail But remember that networks are not up 100% of the time. But remember that networks are not up 100% of the time.

15. Visit my.wisc.edu  My Webspace Upload a file into a folder. If you need a file, you may download: https://mywebspace.wisc.edu/wstraub/web/maintenance.doc Backup Strategies

16. Verify your backup at least 1 x month Make a date for it on your Wisc Calendar

17. Backup Strategies Remember the Buddhist principle: the transient nature of the composite or as the Beatles sang back in the 1960s: all things must pass away

18. Backup Strategies Choose a backup strategy and use it. Don't shut down your computer without first backing up your work. Back it up again! Save Wisely (multiple filenames)‏ Verify your backups 1 x month. Think: what’s the worst case scenario?

19. Network Security  Get an antivirus program  Update it  Use it  Firewall  Updates for your operating system  Update/patch essential software You've heard this before... http://www.cio.wisc.edu/security/

20. Network Security Update/patch essential software:  Microsoft Office(Microsoft update)‏  Adobe Reader(adobe.com)‏  Adobe Flash plug-in  Adobe Shockwave  QuickTime / iTunes (apple.com/quicktime)‏  Mozilla Firefox  Other browser software

21. Hardware Maintenance Defragment your hard drive Dust

22. Maintaining Your Computer Both computers and cars need regular maintenance.