Download Norton AntiVirus Virus Definitions February 28, 2020
File: 20211212-003-core3sdsg2v5i32.exe (49.00 Mb)
Please select a download mirror:
External Mirror 1
External Mirror (64 bit)
Symantec periodically releases Norton Antivirus database updates which contain the latest virus signatures. We strongly recommend keeping your copy of Norton Antivirus up-to-date, to ensure constant protection as new viruses appear...full software details
If you encounter any problems in accessing the download mirrors for Norton AntiVirus Virus Definitions, please check your firewall settings or close your download manager.
Norton AntiVirus Virus Definitions is offered as a free download with limitations.
Support Information
Norton AntiVirus Virus Definitions support is available ONLY from its developer.
Popular in Antivirus
468 / 633,549
Microsoft Security Essentials Definition Updates June 25, 2024
Protects your computer from any kinds of malware, virus, Trojans and spyware.
983 / 613,277
153 / 523,094
278 / 432,231
88 / 273,490
69 / 175,175
163 / 164,062
220 / 147,538
357 / 142,124
92 / 100,967