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Use variable to store Key ID

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drduh 2016-05-09 02:47:16 +00:00
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@ -16,6 +16,7 @@ If you have a comment or suggestion, please open an [issue](https://github.com/d
- [Create temporary working directory for GPG](#create-temporary-working-directory-for-gpg)
- [Create configuration](#create-configuration)
- [Create master key](#create-master-key)
- [Save Key ID](#save-key-id)
- [Create revocation certificate](#create-revocation-certificate)
- [Back up master key](#back-up-master-key)
- [Create subkeys](#create-subkeys)
@ -146,9 +147,13 @@ Consider purchasing a pair and programming both in case of loss or damage to one
Note that this key cannot be used for encryption. You may want to use
the command "--edit-key" to generate a subkey for this purpose.
## Save Key ID
$ KEYID=0x47FE984F98EE7407
## Create revocation certificate
$ gpg --gen-revoke 0x47FE984F98EE7407 > $GNUPGHOME/revoke.txt
$ gpg --gen-revoke $KEYID > $GNUPGHOME/revoke.txt
sec 4096R/0x47FE984F98EE7407 2016-01-30 Doctor Duh <drduh@users.noreply.github.com>
@ -182,11 +187,11 @@ Consider purchasing a pair and programming both in case of loss or damage to one
## Back up master key
$ gpg --armor --export-secret-keys 0x47FE984F98EE7407 > $GNUPGHOME/master.key
$ gpg --armor --export-secret-keys $KEYID > $GNUPGHOME/master.key
## Create subkeys
$ gpg --expert --edit-key 0x47FE984F98EE7407
$ gpg --expert --edit-key $KEYID
Secret key is available.
@ -391,9 +396,9 @@ Consider purchasing a pair and programming both in case of loss or damage to one
## Export subkeys
$ gpg --armor --export-secret-keys 0x47FE984F98EE7407 > $GNUPGHOME/mastersub.key
$ gpg --armor --export-secret-keys $KEYID > $GNUPGHOME/mastersub.key
$ gpg --armor --export-secret-subkeys 0x47FE984F98EE7407 > $GNUPGHOME/sub.key
$ gpg --armor --export-secret-subkeys $KEYID > $GNUPGHOME/sub.key
## Back up everything
@ -620,7 +625,7 @@ The default PIN codes are `12345678` and `123456`
Transfering keys to YubiKey is a one-way operation only: make sure you've made a backup before proceeding!
$ gpg --edit-key 0x47FE984F98EE7407
$ gpg --edit-key $KEYID
Secret key is available.
@ -782,7 +787,7 @@ Type `key 1` again to deselect and `key 2` to switch to the next key.
## Export public key
$ gpg --armor --export 0x47FE984F98EE7407 > /mnt/public-usb-key/
$ gpg --armor --export $KEYID > /mnt/public-usb-key/
# Using keys
@ -826,7 +831,7 @@ Type `key 1` again to deselect and `key 2` to switch to the next key.
## Trust master key
$ gpg --edit-key 0x47FE984F98EE7407
$ gpg --edit-key $KEYID
Secret key is available.
@ -904,7 +909,7 @@ Type `key 1` again to deselect and `key 2` to switch to the next key.
### Encryption/decryption
$ echo "$(uname -a)" | gpg --encrypt --armor -r 0x47FE984F98EE7407 | gpg --decrypt --armor
$ echo "$(uname -a)" | gpg --encrypt --armor -r $KEYID | gpg --decrypt --armor
Please enter the PIN
gpg: encrypted with 4096-bit RSA key, ID 0x39988E0390CB4B0C, created 2016-01-30
@ -913,7 +918,7 @@ Type `key 1` again to deselect and `key 2` to switch to the next key.
### Signing
$ echo "$(uname -a)" | gpg --encrypt --armor --sign -r 0x47FE984F98EE7407
$ echo "$(uname -a)" | gpg --encrypt --armor --sign -r $KEYID
gpg: signatures created so far: 0
Please enter the PIN