/usr/share/monkeysphere/m/ is in monkeysphere 0.35-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/monkeysphere/m/gen_subkey
/usr/share/monkeysphere/m/import_subkey
/usr/share/monkeysphere/m/keys_for_userid
/usr/share/monkeysphere/m/ssh_proxycommand
/usr/share/monkeysphere/m/subkey_to_ssh_agent
/usr/share/monkeysphere/m/update_authorized_keys
/usr/share/monkeysphere/m/update_known_hosts
/usr/share/monkeysphere/ma/add_certifier
/usr/share/monkeysphere/ma/diagnostics
/usr/share/monkeysphere/ma/list_certifiers
/usr/share/monkeysphere/ma/remove_certifier
/usr/share/monkeysphere/ma/setup
/usr/share/monkeysphere/ma/update_users
/usr/share/monkeysphere/mh/add_name
/usr/share/monkeysphere/mh/add_revoker
/usr/share/monkeysphere/mh/diagnostics
/usr/share/monkeysphere/mh/import_key
/usr/share/monkeysphere/mh/publish_key
/usr/share/monkeysphere/mh/revoke_key
/usr/share/monkeysphere/mh/revoke_name
/usr/share/monkeysphere/mh/set_expire