Ideal for archiving important data, such as password vault keys, in case of death information, swiss bank accounts, etc. The key can be distributed amongst trusted parties, so no single person can access, but if they cooperate it could be resurrected.
paperback is a paper-based backup scheme that is secure and easy-to-use. Backups are encrypted, and the secret key is split into numerous “key shards” which can be stored separately (by different individuals), removing the need for any individual to memorise a secret passphrase.
Other similar projects
https://github.com/cyphar/paperback Need to manage key shards etc. Single-page only See also fork https://github.com/YouXam/paperarchive which does multiple pages.
https://www.ollydbg.de/Paperbak/ Can’t see to get this to work under Wine
https://github.com/Wikinaut/paperback-cli Outputs images instead of PDFs
http://ronja.twibright.com/optar/ Source mirrored at https://github.com/colindean/optar
https://github.com/za3k/qr-backup/
https://github.com/intra2net/paperbackup Focused on smaller files
https://github.com/dmshaw/paperkey/ Focused on PGP keys specifically
https://github.com/EmperorArthur/qrpdf
https://github.com/jerabaul29/qrdump
https://github.com/alisinabh/paperify
https://github.com/mook/paperback