Learn how to reset SSH host keys when deploying Linux templates in Proxmox in this comprehensive 21-minute video tutorial. Discover the importance of unique host keys for server security and follow step-by-step instructions for creating a new set of SSH host keys for each instance. Explore topics such as creating a VM in Proxmox, installing Ubuntu Server, resetting the machine ID, and demonstrating both incorrect and correct approaches. Gain insights into locating and understanding host key files, creating templates with unique host keys, and implementing necessary code changes. Master file permission adjustments, systemd management, and the process of regenerating SSH host keys. Finally, learn how to create templates in Proxmox, clone VMs, and verify the new server keys to ensure proper implementation of this crucial security measure.