no-greeting default-recipient-self armor charset utf-8 default-preference-list AES256 TWOFISH SHA512 SHA256 BZIP2 ZLIB keyid-format 0xlong keyserver hkps://keys.openpgp.org personal-cipher-preferences AES256 TWOFISH personal-compress-preferences BZIP2 ZLIB personal-digest-preferences SHA512 SHA256 s2k-cipher-algo AES256 s2k-digest-algo SHA256 use-agent utf8-strings