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Symantec.com > Norton > Viruses & Risks > Virus Definitions & Security Updates
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Virus Definitions & Security Updates

Top Threats
Accurate and up-to-date information on the top threats.

Virus Definitions

View threats newly detected or recently modified.

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Security Updates

Additional protection content for security products

All Security Updates by Product

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Multiple Daily Updates Learn More

  • Symantec Endpoint Protection 11
  • Norton AntiVirus 2008 and newer
Virus Definitions created 3/17/2010
Virus Definitions released 3/18/2010
Defs Version: 120317u
Sequence Number: 108648
Extended Version: 3/17/2010 rev. 21
Total Detections (Threats & Risks): 6769917

Daily Updates Learn More

  • Symantec AntiVirus
  • Norton AntiVirus 2006/2007
Virus Definitions created 3/17/2010
Virus Definitions released 3/17/2010
Defs Version: 120317u
Sequence Number: 108648
Extended Version: 3/17/2010 rev. 21
Total Detections (Threats & Risks): 6769917

Weekly Updates Learn More

Virus Definitions released 3/17/2010

Symantec Endpoint Protection Security Updates Learn More

Proactive Threat Protection: 3/17/2010 rev. 19
Network Threat Protection: 3/13/2010 rev. 2
Norton AntiVirus for Mac Virus Definitions released 3/16/2010
Symantec AntiVirus for Handhelds Virus Definitions released 2/26/2010

Certified Intelligent Updater

The Intelligent Updater virus definitions are fully tested and certified by Quality Assurance. Intelligent Updater is an alternate delivery method for certified definitions, which consists of an executable file that can be downloaded and run manually.

Frequently Asked Questions

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