| Class | Description | 
|---|---|
| PgpKeyId | A normalised form for keys, which are friendliest for users as hex strings but used internally as longs. | 
| PgpSignatory | PGP signatory from PGP key and password. | 
| PgpSignatoryFactory | Creates  PgpSignatoryinstances. | 
| PgpSignatoryProvider | A  SignatoryProviderofPgpSignatoryinstances. |