paperkey
An OpenPGP key archiver. More information: https://www.jabberwocky.com/software/paperkey/.
- Take a specific secret key and generate a text file with the secret data:
paperkey --secret-key
path/to/secret_key.gpg --output
path/to/secret_data.txt
- Take the secret key data in
secret_data.txt
and combine it with the public key to reconstruct the secret key:
paperkey --pubring
path/to/public_key.gpg --secrets
path/to/secret_data.txt --output
secret_key.gpg
- Export a specific secret key and generate a text file with the secret data:
gpg --export-secret-key
key | paperkey --output
path/to/secret_data.txt