http://translate.nowherejezfoltodf4jiyl6r56jnzintap5vyjlia7fkirfsnfizflqd.onion/selfhosting/borg/index.html
If you choose keyfile mode (where the keyfile is only saved locally) you can export your keyfile like so: root@debian-nginx1:/media/backups# borg key export :: --paper
To restore key use borg key import --paper /path/to/repo
BORG PAPER KEY v1
id: 20 / a7f01e 1ca46b a824f6 / d17fc3 81f204 - fe
1: 86a961 6c676f 726974 686da6 736861 323536 - 14
2: a46461 7461da 00de49 e8ea93 465aab 15b198 - d2
3: 65c814 5d7578 e0b139 a0eba9 a410e2 ac836a - 2c
4: 221068 e8133b a34960 f83c08 f9ef43 b8093a - 16
5: b09b12...