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What to do when your computer gets a virus or spyware

What to do when your computer gets a virus or spyware. Prevention – security tools Diagnosis – scans, web searches Treatment – scans & removal tools. Prevention: Free Security Tools . Anti-virus AVG 8.5 or Avast! Anti-spyware Microsoft Windows Defender Advanced System Care

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What to do when your computer gets a virus or spyware

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  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-virus • AVG 8.5 or Avast! • Anti-spyware • Microsoft Windows Defender • Advanced System Care • Firewall - Comodo Firewall • Set all to update automatically.

  3. Prevention: Paid Security Suites • Norton Internet Security • Trend Micro Internet Security Pro • Zone Alarm Internet Security • BitDefender Internet Security • Kapersky 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 internet • Can’t access security websites • Browser home page is hijacked • Computer runs very slowly • Pop-up windows when offline • 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”. • Disconnect from internet. • Turn off System Restore. • Examine Add/Remove programs. • Run Disk Cleanup. • 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.

  7. If your computer still has a virus • Note threat’s exact name or symptoms • Search internet for threat in “Safe Mode with networking” or on a secondary computer • e.g. AVG’s Virus Encyclopedia or AVG Free Forum • Download & 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/home.asp?langid=ie&venid=sym&plfid=23&pkj=KTJFRHYTINMHDKDCWLL • Trend Micro House Call: http://housecall.trendmicro.com/ • BitDefender Online Scanner: http://www.bitdefender.com/scan8/ie.html • Kapersky Free Virus Scan: http://www.kaspersky.com/virusscanner

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

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