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

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Presentation on theme: "Maintaining Your Computer...and saving yourself from technological catastrophe SLIS-LITA Spring 2009."— Presentation transcript:

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

6

7 CD-R or DVD±R

8 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.

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

10 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

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

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

13 Backup Strategies Always save before printing

14 Backup Strategies Verify your backups at least 1 x month Make a date for it on your Wisc Calendar

15 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 Verify your backups 1 x month. Think: what’s the worst case scenario?

16 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

17 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/

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

19 Hardware Maintenence Defragment your hard drive Dust


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