freshclam
Freshclam is the virus database updater for ClamAV, a cross-platform open-source antivirus toolkit. Its primary role is to download and install the latest ClamAV signatures so that the ClamAV scanner can detect newly identified malware and variants. Freshclam can run as a background updater or be invoked manually.
Operation and scope: Freshclam retrieves updated signature files from ClamAV mirrors. Core components typically downloaded include
Configuration and usage: Freshclam is configured via a configuration file (freshclam.conf or, on some systems, /etc/freshclam.conf).
Platform considerations and limitations: Freshclam is available on major platforms supported by ClamAV, including various Linux
See also: ClamAV, clamd, virus signatures, database updates.