Multiple Daily Updates Learn More
Symantec Endpoint Protection 11
Norton AntiVirus 2008 and newer
Virus Definitions created May 17
Virus Definitions released May 17
Defs Version: 100517b
Sequence Number: 81621
Extended Version: 5/17/2008 rev. 2
Total Viruses Detected: 74103
Daily Updates Learn More
Symantec AntiVirus
Norton AntiVirus 2006/2007
Virus Definitions created May 17
Virus Definitions released May 17
Defs Version: 100517b
Sequence Number: 81621
Extended Version: 5/17/2008 rev. 2
Total Viruses Detected: 74103
Weekly Updates released May 14 Learn More
Norton AntiVirus for Mac Defs released May 16
Symantec AntiVirus for Handhelds Defs released April 9
Please select the product associated with the security update from the list below.