See the program below: packagemainimport("log""strings""golang.org/x/crypto/openpgp")constmattCaswell=`---BEGIN PGP PUBLIC KEY BLOCK---Version: SKS 1.1.6Comment: Hostname: gpg.phillymesh.netmQENBFGALsIBCADBkh6zfxbewW2KJjaMaishSrpxuiVaUyvWgpe6Moae7JNCW8ayhJbwAtsQ69SGA4gUkyrR6PBvDMVYE...