GPG and GitHub

gpg.txt

# Generate Key
$ gpg --gen-key

# List Keys
$ gpg --list-secret-keys --keyid-format LONG

# Show Public Key Block
$ gpg --armor --export F5900F8A49F4FB76

# Add Key to git Config
$ git config --global user.signingkey F5900F8A49F4FB76

# Signed Commit
$ git commit -S -a -m "minor changes"

# Enable Signing by default
$ git config --global commit.gpgsign true

# Export Key
$ gpg --output mygpgkey_pub.gpg --armor --export F5900F8A49F4FB76
$ gpg --output mygpgkey_sec.gpg --armor --export-secret-key F5900F8A49F4FB76

# Import Key
$ gpg --import ./mygpgkey_pub.gpg 
 
# signing failed: Inappropriate ioctl for device
https://d.sb/2016/11/gpg-inappropriate-ioctl-for-device-errors