Installing ClamAV on CentOS 7 and Using Freshclam

By default a ClamAV installation on CentOS 7 is not working. In this blog post we reconfigure the required systemd and configuration files.


Including the usage of Freshclam To get ClamAV on CentOS installed, we have to use the EPEL repository (Extra Packages for Enterprise Linux). Fortunately, the Fedora project provides this with an easy installation. Unfortunately the default configuration is not properly working. In this post we collect some of the issues and required changes. Let’s start with installing the EPEL support. yum install epel-release Next step is installing all ClamAV components.

Using ClamAV for Linux PCI DSS requirement 5: Malware

PCI DSS requirement 5 focuses on anti-virus and malware, or malicious software. Linux systems can also be compliant by using the popular ClamAV software.


An important part in the PCI DSS compliance, is checking for malicious software, or malware. By using anti-virus software like ClamAV, malware threats can be detected, and in most cases prevented. In this article we focus mainly on Linux environments, but of course most of these tips will apply to other platforms like Mac OS. 5.1. Verify presence of software 5.1 For a sample of system components including all operating system types commonly affected by malicious software, verify that anti-virus software is deployed if applicable anti-virus technology exists.