Building a Robust Backup Strategy with Restic and S3 on Ubuntu

In the 18th lesson of the Ubuntu Mastery series, Dargslan presents a comprehensive guide to building a robust backup strategy using Restic and S3 storage. The tutorial covers encrypted deduplicated repositories, S3 IAM least-privilege configurations, systemd timer automation, LVM snapshots for databases, and weekly restore drills. This practical, no-filler approach equips DevOps engineers, sysadmins, and developers with modern backup workflows for Ubuntu systems.