All functions

gpg_encrypt() gpg_decrypt()

Encryption

gpg_restart() gpg_version() gpg_info() gpg_options()

Manage the GPG engine

gpg_keygen()

GPG key generation

gpg_import() gpg_recv() gpg_delete() gpg_export() gpg_list_keys() gpg_list_signatures()

GPG keyring management

gpg_verify() gpg_sign()

PGP Signatures

pinentry()

Password Entry