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YubiKey-Guide
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Address throw-keyids issue with mailvelope to fix #178

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drduh 2020-05-03 14:18:29 -07:00
parent 46d1d89115
commit 93cbbd9d8b
1 changed files with 18 additions and 14 deletions
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@ -9,7 +9,7 @@ If you have a comment or suggestion, please open an [Issue](https://github.com/d
- [Purchase](#purchase) - [Purchase](#purchase)
- [Download OS Image](#download-os-image) - [Download OS Image](#download-os-image)
- [Required software](#required-software) - [Required software](#required-software)
* [Debian/Ubuntu](#debian-ubuntu) * [Debian and Ubuntu](#debian-and-ubuntu)
* [Arch](#arch) * [Arch](#arch)
* [RHEL7](#rhel7) * [RHEL7](#rhel7)
* [NixOS](#nixos) * [NixOS](#nixos)
@ -184,7 +184,7 @@ Boot the live image and configure networking.
Open the terminal and install required software packages. Open the terminal and install required software packages.
## Debian/Ubuntu ## Debian and Ubuntu
**Note** Live Ubuntu images [may require modification](https://github.com/drduh/YubiKey-Guide/issues/116) to `/etc/apt/sources.list` **Note** Live Ubuntu images [may require modification](https://github.com/drduh/YubiKey-Guide/issues/116) to `/etc/apt/sources.list`
@ -1086,11 +1086,11 @@ $ doas newfs sd3i
Mount the filesystem and copy the temporary directory with the keyring: Mount the filesystem and copy the temporary directory with the keyring:
```console ```console
$ doas mkdir /mnt/encrypted-usb $ doas mkdir /mnt/encrypted-storage
$ doas mount /dev/sd3i /mnt/encrypted-usb $ doas mount /dev/sd3i /mnt/encrypted-storage
$ doas cp -avi $GNUPGHOME /mnt/encrypted-usb $ doas cp -avi $GNUPGHOME /mnt/encrypted-storage
``` ```
Keep the backup mounted if you plan on setting up two or more keys as `keytocard` **will [delete](https://lists.gnupg.org/pipermail/gnupg-users/2016-July/056353.html) the local copy** on save. Keep the backup mounted if you plan on setting up two or more keys as `keytocard` **will [delete](https://lists.gnupg.org/pipermail/gnupg-users/2016-July/056353.html) the local copy** on save.
@ -1098,7 +1098,7 @@ Keep the backup mounted if you plan on setting up two or more keys as `keytocard
Otherwise, unmount and disconnected the encrypted volume: Otherwise, unmount and disconnected the encrypted volume:
```console ```console
$ doas umount /mnt/encrypted-usb $ doas umount /mnt/encrypted-storage
$ doas bioctl -d sd3 $ doas bioctl -d sd3
``` ```
@ -1441,8 +1441,8 @@ To provision additional security keys, restore the master key backup and repeat
$ mv -vi $GNUPGHOME $GNUPGHOME.1 $ mv -vi $GNUPGHOME $GNUPGHOME.1
renamed '/tmp.FLZC0xcM' -> '/tmp.FLZC0xcM.1' renamed '/tmp.FLZC0xcM' -> '/tmp.FLZC0xcM.1'
$ cp -avi /mnt/encrypted-usb/tmp.XXX $GNUPGHOME $ cp -avi /mnt/encrypted-storage/tmp.XXX $GNUPGHOME
'/mnt/encrypted-usb/tmp.FLZC0xcM' -> '/tmp.FLZC0xcM' '/mnt/encrypted-storage/tmp.FLZC0xcM' -> '/tmp.FLZC0xcM'
$ cd $GNUPGHOME $ cd $GNUPGHOME
``` ```
@ -1685,6 +1685,8 @@ Decrypt and mount the offline volume:
```console ```console
$ sudo cryptsetup luksOpen /dev/mmcblk0p1 secret $ sudo cryptsetup luksOpen /dev/mmcblk0p1 secret
Enter passphrase for /dev/mmcblk0p1: Enter passphrase for /dev/mmcblk0p1:
$ sudo mount /dev/mapper/secret /mnt/encrypted-storage
``` ```
Import the master key and configuration to a temporary working directory: Import the master key and configuration to a temporary working directory:
@ -1692,9 +1694,9 @@ Import the master key and configuration to a temporary working directory:
```console ```console
$ export GNUPGHOME=$(mktemp -d) $ export GNUPGHOME=$(mktemp -d)
$ gpg --import /mnt/encrypted-usb/tmp.XXX/mastersub.key $ gpg --import /mnt/encrypted-storage/tmp.XXX/mastersub.key
$ cp -v /mnt/encrypted-usb/tmp.XXX/gpg.conf $GNUPGHOME $ cp -v /mnt/encrypted-storage/tmp.XXX/gpg.conf $GNUPGHOME
``` ```
Edit the master key: Edit the master key:
@ -1820,22 +1822,22 @@ $ gpg --armor --export-secret-subkeys $KEYID > $GNUPGHOME/sub.key
Copy the **new** temporary working directory to encrypted offline storage, which should still be mounted: Copy the **new** temporary working directory to encrypted offline storage, which should still be mounted:
```console ```console
$ sudo cp -avi $GNUPGHOME /mnt/encrypted-usb $ sudo cp -avi $GNUPGHOME /mnt/encrypted-storage
``` ```
There should now be at least two versions of the master and sub-keys backed up: There should now be at least two versions of the master and sub-keys backed up:
```console ```console
$ ls /mnt/encrypted-usb $ ls /mnt/encrypted-storage
lost+found tmp.ykhTOGjR36 tmp.2gyGnyCiHs lost+found tmp.ykhTOGjR36 tmp.2gyGnyCiHs
``` ```
Unmount and close the encrypted volume: Unmount and close the encrypted volume:
```console ```console
$ sudo umount /mnt/encrypted-usb $ sudo umount /mnt/encrypted-storage
$ sudo cryptsetup luksClose /dev/mapper/usb/ $ sudo cryptsetup luksClose /dev/mapper/secret
``` ```
Export the updated public key: Export the updated public key:
@ -2258,6 +2260,8 @@ GPG keys on YubiKey can be used with ease to encrypt and/or sign emails and atta
[Mailvelope](https://www.mailvelope.com/en) allows GPG keys on YubiKey to be used with Gmail and others. [Mailvelope](https://www.mailvelope.com/en) allows GPG keys on YubiKey to be used with Gmail and others.
**Important** Mailvelope [does not work](https://github.com/drduh/YubiKey-Guide/issues/178) with the `throw-keyids` option set in `gpg.conf`.
On macOS, install gpgme using Homebrew: On macOS, install gpgme using Homebrew:
```console ```console