tlmgr-key
Manage GPG keys used to verify TeX Live databases.
TLDR
List all keys for TeX Live
$ tlmgr key list
Add a key from a specific file
$ sudo tlmgr key add [path/to/key.gpg]
Add a key from stdin
$ cat [path/to/key.gpg] | sudo tlmgr key add -
Remove a specific key by its ID
$ sudo tlmgr key remove [key_id]
