asdf might fail to install some project versions with the following error:
Authenticity of checksum file can not be assured! Please be sure to check the README of asdf-nodejs in case you did not yet bootstrap trust. If you already did that then that is the point to become SUSPICIOUS! There must be a reason why this is failing. If you are installing an older NodeJS version you might need to import OpenPGP keys of previous release managers. Exiting.
It fails to verify the authenticity of packages' signatures. A simple fix is to import some keys by executing a command provided by asdf itself: