1. What to do when your computer gets a virus or spyware Prevention – security tools Diagnosis – scans, web searches Treatment – scans & removal tools

2. Prevention: Free Security Tools Anti-virusAnti-virus –AVG 8.5 or Avast! AVG 8.5 Avast!AVG 8.5 Avast! Anti-spywareAnti-spyware –Microsoft Windows Defender Microsoft Windows DefenderMicrosoft Windows Defender –Advanced System Care Advanced System CareAdvanced System Care Firewall - Comodo FirewallFirewall - Comodo FirewallComodo FirewallComodo Firewall Set all to update automatically.Set all to update automatically.

3. Prevention: Paid Security Suites Norton Internet SecurityNorton Internet Security Trend Micro Internet Security ProTrend Micro Internet Security Pro Zone Alarm Internet SecurityZone Alarm Internet Security BitDefender Internet SecurityBitDefender Internet Security Kapersky Internet SecurityKapersky Internet Security *Top 5 for 2009 according to PC Magazine

4. Prevention: Comparison of 2009 Security Tools from PC Magazine

5. When your computer has a virus – Symptoms Can’t get on the internetCan’t get on the internet Can’t access security websitesCan’t access security websites Browser home page is hijackedBrowser home page is hijacked Computer runs very slowlyComputer runs very slowly Pop-up windows when offlinePop-up windows when offline Etc.Etc. Kitty’s example – Internet Explorer, Firefox & Outlook Express load & crash.

6. What to do when your computer gets a virus Update tools, consider running in “Safe Mode with networking”.Update tools, consider running in “Safe Mode with networking”. Disconnect from internet.Disconnect from internet. Turn off System Restore.Turn off System Restore. Examine Add/Remove programs.Examine Add/Remove programs. Run Disk Cleanup.Run Disk Cleanup. Run scans for each tool after changing settings to “Scan whole computer” or deep or full scan.Run scans for each tool after changing settings to “Scan whole computer” or deep or full scan. If threat is removed or quarantined, turn on System Restore, you’re done.If threat is removed or quarantined, turn on System Restore, you’re done.

7. If your computer still has a virus Note threat’s exact name or symptomsNote threat’s exact name or symptoms Search internet for threat in “Safe Mode with networking” or on a secondary computerSearch internet for threat in “Safe Mode with networking” or on a secondary computer –e.g. AVG’s Virus Encyclopedia or AVG Free Forum AVG’s Virus Encyclopedia AVG Free ForumAVG’s Virus Encyclopedia AVG Free Forum Download & run removal tool, in Safe Mode if requested, after disabling System RestoreDownload & run removal tool, in Safe Mode if requested, after disabling System Restore

8. When your computer has a virus – online detection tools Symantec Security Scan: http://security.symantec.com/sscv6/h ome.asp?langid=ie&venid=sym&plfid =23&pkj=KTJFRHYTINMHDKDCWLLSymantec Security Scan: http://security.symantec.com/sscv6/h ome.asp?langid=ie&venid=sym&plfid =23&pkj=KTJFRHYTINMHDKDCWLL http://security.symantec.com/sscv6/h ome.asp?langid=ie&venid=sym&plfid =23&pkj=KTJFRHYTINMHDKDCWLL http://security.symantec.com/sscv6/h ome.asp?langid=ie&venid=sym&plfid =23&pkj=KTJFRHYTINMHDKDCWLL Trend Micro House Call: http://housecall.trendmicro.com/Trend Micro House Call: http://housecall.trendmicro.com/ http://housecall.trendmicro.com/ BitDefender Online Scanner: http://www.bitdefender.com/scan8/ie. htmlBitDefender Online Scanner: http://www.bitdefender.com/scan8/ie. html http://www.bitdefender.com/scan8/ie. html http://www.bitdefender.com/scan8/ie. html Kapersky Free Virus Scan: http://www.kaspersky.com/virusscan nerKapersky Free Virus Scan: http://www.kaspersky.com/virusscan ner http://www.kaspersky.com/virusscan ner http://www.kaspersky.com/virusscan ner

9. References “Windows Lockdown” by Andy Walker, Que Publishing“Windows Lockdown” by Andy Walker, Que Publishing “How to clean an infected computer” by Randy D. Stafford in the AVG Free Forum“How to clean an infected computer” by Randy D. Stafford in the AVG Free ForumHow to clean an infected computerHow to clean an infected computer “The Best Security Suites for 2009” from PC Magazine“The Best Security Suites for 2009” from PC MagazineThe Best Security Suites for 2009The Best Security Suites for 2009