Anti-virus
De MoodleDocs
The use of the open source virus scanner clam AV on uploaded files can be enabled by an administrator in Settings > Site administration > Security > Anti-Virus.
Clam AV should be installed on your server. See http://www.clamav.net for more information and also Talk:Anti-virus.
See also
- Using Moodle ClamAV upgrade may be required forum discussion
- ClamAV reporting errors when scanning external repo files MDL-34939
