Backup

Fragen

  • Which Hardware do I want to backup?
  • With which hardware do I start?
  • Where to backup to?
  • How do I keep my credentials safe?
  • Where to put the offsite backup?
  • Which Software do I want to try?
  • How to proceed from simple to more robust and better?
  • What are the dangers out there, that can be managed by a recent backup?
  • How to protect against databreaches!
  • Where to backup keys to unlock the backup?
  • How to test the backup? Automatically? Even different types?

[[84858|scratch.2025.11.18.084858]]

Which Hardware do I want to Backup?

  • my Linux Desktop (the most important thing)
  • Various Smartphones
  • Various server systems (gitea, proxmox)

First things first

A backup system contains at least one copy of all data considered worth saving.

First: My backup could be in the first scenario a simple usb disk. While I am working on building a running version of a linuxbox to which everything backups.

Question: What does make a linux box a backup box???

https://www.reddit.com/r/selfhosted/comments/10ec5ec/how_do_you_back_up_your_linux_server/

Question: Does a local backup have to be encrypted?

https://www.reddit.com/r/selfhosted/comments/1jncc4y/its_2025_whats_the_goto_recommendation_for_self/

https://nerdyarticles.com/backup-strategy-with-restic-and-healthchecks-io/

What files to backup?

A backup system contains at least one copy of all data considered worth saving.

  • images/pictures

  • music

  • videos

  • documents

  • invoices/informations/other paperwork

  • books and papers

  • linkwarden => websites

  • emails

  • andere Messenger?