http://nkuz2tpok7ctwd5ueer5bytj3bm42vp7lgjcsnznal3stotg6vyaakyd.onion/rbm_input_files.html
If it is set to an other non zero value, or an array
of non zero values, those are expected to be the valid gpg key
IDs. The gpg_wrapper , gpg_keyring , gpg_keyring_dir , gpg_bin , gpg_args options can be used to configure the gpg
check.