Run freshclam in order to update the Clam AV databases:.Comment out the word Example on line 8 by adding a # in front of Example:.Yum –enablerepo=epel -y install clamav clamav-update clamav-scanner clamav-scanner-systemd These should already be installed, but just in case, install build tools for building the c_icap and squidclamav packages:.Much of this was provided with the help of these two guides: Install Clam and Install SquidClamav I hope it is easy to follow if you find any errors, please Contact us! Step 2 – Install and configure ClamAV and SquidClamAV on CentOS 7 圆4 This is a pretty long guide, even before I added images, so it is broken it into sections.