How To Install opendmarc on AlmaLinux 8
Introduction
In this tutorial we learn how to install opendmarc on AlmaLinux 8.
What is opendmarc
OpenDMARC (Domain-based Message Authentication, Reporting & Conformance) provides an open source library that implements the DMARC verification service plus a milter-based filter application that can plug in to any milter-aware MTA, including sendmail, Postfix, or any other MTA that supports the milter protocol. The DMARC sender authentication system is still a draft standard, working towards RFC status. The database schema required for some functions is provided in /usr/share/opendmarc/db. The rddmarc tools are provided in /usr/share/opendmarc/contrib/rddmarc.
We can use yum or dnf to install opendmarc on AlmaLinux 8. In this tutorial we discuss both methods but you only need to choose one of method to install opendmarc.
Install opendmarc on AlmaLinux 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
After updating yum database, We can install opendmarc using dnf by running the following command:
sudo dnf -y install opendmarc
Install opendmarc on AlmaLinux 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
After updating yum database, We can install opendmarc using yum by running the following command:
sudo yum -y install opendmarc
How To Uninstall opendmarc on AlmaLinux 8
To uninstall only the opendmarc package we can use the following command:
sudo dnf remove opendmarc
References
Summary
In this tutorial we learn how to install opendmarc on AlmaLinux 8 using yum and dnf.