batch cert-digest-algo SHA512 default-preference-list SHA512 SHA384 SHA256 SHA224 AES256 AES192 AES CAST5 ZLIB BZIP2 ZIP Uncompressed default-recipient-self fixed-list-mode keyid-format 0xlong keyserver pgp.net.nz keyserver-options auto-key-retrieve list-options show-uid-validity no-greeting personal-digest-preferences SHA512 quiet use-agent verify-options show-uid-validity yes