VIRUS 101

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VIRUS 101
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(No Transcript)
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What is a computer virus

• A computer virus is a program a piece of
  executable code that has the unique ability to
  replicate.

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Virus Types

• Worm
• Trojan Horse
• Macro
• Backdoor
• Boot Sector
• File

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Viruses are spread by

• Programs
• Email
• Documents and Spreadsheets
• Floppy Disks and CDs
• Downloaded programs or documents from the
  Internet

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Consequences of Virus Infection

• Messages
• Pranks
• Denying Access
• Data Theft
• Corrupting Data
• Deleting Data
• Disabling Hardware

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Anti-virus Measures

• Prevention
• Make backups
• User awareness
• Detection
• Anti-virus software
• Containment and Recovery

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References

• Virus Primer
• http//www.trendmicro.com/vinfo/vprimer.htm
• Virus Tracking Center
• http//wtc.trendmicro.com/wtc/
• Free Online Virus Scan
• http//housecall.antivirus.com/
• Virus Classes
• http//www.avp.ch/avpve/classes/classes.stm
• What is a virus?
• http//www.sophos.com/virusinfo/articles/virusesin
  tro.html
• Symantec
• http//www.symantec.com