Errors

valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sun 20 Nov 2005 08:07:49 AM JST
gpg:                using DSA key 944FC6A76A6A0BBC
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==