When updating Bitninja on your Debian based server, you experience the errorGPG error: http://apt.bitninja.io/debian bitninja InRelease: The following signatures were invalid: EXPKEYSIG 4AC1BB4C7F8B47DC Heimdall.IO (Heimdall.IO Repository key) packaging@haimdall.io Solution: You can update your BitNinja GPG key with this command: apt-key adv –keyserver keyserver.ubuntu.com –recv-key 7F8B47DC After that, do an apt update && apt upgrade again. […]
Read More… from Bitninja EXPKEYSIG 4AC1BB4C7F8B47DC or KEYEXPIRED 1684660916