# Arch Linux
Topics: [[Linux]]
## Troubleshooting: Unknown public key
```
thunderbird-100.0b3.source.tar.xz ... FAILED (unknown public key EBE41E90F6F12F6D)
==> ERROR: One or more PGP signatures could not be verified!
```
can be resolved by importing the missing key:
```shell
$ gpg --search-keys EBE41E90F6F12F6D
gpg: data source: https://162.213.33.8:443
(1) Mozilla Software Releases <
[email protected]>
4096 bit RSA key 61B7B526D98F0353, created: 2015-07-17
Keys 1-1 of 1 for "EBE41E90F6F12F6D". Enter number(s), N)ext, or Q)uit > 1
gpg: key 61B7B526D98F0353: 2 duplicate signatures removed
gpg: key 61B7B526D98F0353: public key "Mozilla Software Releases <
[email protected]>" imported
gpg: Total number processed: 1
gpg: imported: 1
```
## Reference
- [[Pacman (package manager)]]
- [Arch Linux auf dem Notebook mit dm-crypt und Btrfs](https://gnulinux.ch/arch-linux-auf-dem-notebook-mit-dm-crypt-und-btrfs)