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.