The amount of malicious files that ClamAV can detect has increased immensely over the past few years, but with this increase in efficacy comes some challenges with scale.
Some of these challenges have required drastic measures to ensure the effective operation of the ClamAV infrastructure, including blocking certain methods of downloading the official ClamAV signature sets. To give the community more insight into these matters, we’d like to discuss some of these challenges in-depth and provide insight into future changes and optimizations coming to the product.