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Virus Definitions & Security Updates

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File-Based Protection (Traditional Antivirus)

Traditional signature and heuristic file scanning engines form the backbone of Symantec’s security solutions; these engines use dozens of techniques to scan files for both known as well as unknown threats.
  • Definitions Created: 9/3/2015
  • Definitions Released: 9/3/2015
  • Extended Version: 9/3/2015 rev. 1
  • Definitions Version: 170903a
  • Sequence Number: 167516
  • Number of Signatures: 36,701,276


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