Veeam repository update fails, GPG key error

Challenge

When attempting to update the Veeam Agent for Linux or veeam-release repository package, an error is encountered:
 

GPG key signature on key http://repository.veeam.com/keys/RPM-GPG-KEY-VeeamSoftwareRepo.asc does not match CA Key for repo: veeam

or
 

The following signatures were invalid: EXPKEYSIG 54706D7C5A382FCD Veeam Software Repository key support@veeam.com

Cause

Veeam repository GPG key has changed, import of a new key is required.

Solution

To resolve this issue please install new GPG keys manually.

For .deb based distributions:

curl http://repository.veeam.com/keys/veeam.gpg | apt-key add

For .rpm based distributions:

rpm --import http://repository.veeam.com/keys/RPM-EFDCEA77

 

More Information

Alternatively you can download and install the updated veeam -release package from the website or from the repository.