Authen::Passphrase::AcceptAll
Authen::Passphrase::BigCrypt
Authen::Passphrase::BlowfishCrypt
Authen::Passphrase::Clear
Authen::Passphrase::Crypt16

Authen::Passphrase::DESCrypt
Authen::Passphrase::EggdropBlowfish
Authen::Passphrase::LANManager
Authen::Passphrase::LANManagerHalf
Authen::Passphrase::MD5Crypt

Authen::Passphrase::MySQL323
Authen::Passphrase::MySQL41
Authen::Passphrase::NetscapeMail
Authen::Passphrase::NTHash

Authen::Passphrase::PHPass
Authen::Passphrase::RejectAll
Authen::Passphrase::SaltedDigest
Authen::Passphrase::VMSPurdy