Your Language: International
Hello Guest Login Here or
Download BitDefender Virus Definitions

BitDefender Virus Definitions April 18, 2019

Downloading file: weekly.exe (265.8 Mb)
Please select a download mirror: External Mirror 1 External Mirror (64 bit)

Latest virus signatures updates for BitDefender This download contains the latest virus definitions for Bitdefender 2013 antivirus products. You can use it to keep your Bitdefender antivirus up to date even if the computer on which it is...full software details

If you encounter any problems in accessing the download mirrors for BitDefender Virus Definitions, please check your firewall settings or close your download manager.

BitDefender Virus Definitions is offered as a free download with limitations

Faster PC? Get Advanced SystemCare and optimize your PC.

Support Information
BitDefender Virus Definitions support is available ONLY from its developer BitDefender LLC.
Popular in Antivirus
164 / 1,521,470
Avast Virus Definitions April 18, 2019
Latest avast! virus signatures
220 / 615,856
Microsoft Security Essentials & ForeFront Client Security Definition Updates April 18, 2019
Protects your computer from any kinds of malware, virus, Trojans and spyware.
406 / 572,822
AVG Anti-Virus Definitions September 3, 2018
Latest AVG virus signatures
64 / 519,514
Kaspersky Anti-Virus Update Latest
Latest Kaspersky virus databases
29 / 269,686
McAfee Virus Definitions 9230
McAfee Virus Signatures
63 / 171,409
ESET NOD32 Antivirus
Good protection against threats
43 / 155,375
Win32/Sality Remover
Delete the Win32/Sality virus
66 / 139,574
Kaspersky Virus Removal Tool April 18, 2019
Virus scanner and detection software
189 / 131,872
Quick Heal Antivirus Plus 11.00 (
Anti-virus software with a proactive defense
8 / 96,706