EXPKEYSIG 18DF3741CDFFDE29 philandro Software GmbH <info@philandro.com>

Welcome to the detailed guide for resolving EXPKEYSIG errors for key ID 18DF3741CDFFDE29, also known as philandro Software GmbH philandro Software GmbH <info@philandro.com>.

EXPKEYSIG errors happen when a public key, crucial for verifying a package's integrity, has expired. In this guide, you'll find specific instructions to fix this error for your Linux distribution, focusing on key ID philandro Software GmbH philandro Software GmbH <info@philandro.com>.

If you see errors like below you can use CLI options by picking your Linux distro:

The following signatures were invalid: EXPKEYSIG 18DF3741CDFFDE29 philandro Software GmbH <info@philandro.com>

Another error type is as follows:

W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://example.com/packages: The following signatures were invalid: EXPKEYSIG 18DF3741CDFFDE29 philandro Software GmbH <info@philandro.com>

Commands

Select your Linux distribution from the dropdown to see the specific commands needed to fix the EXPKEYSIG error.

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 18DF3741CDFFDE29
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