symmetric

const (
	// https://tools.ietf.org/html/rfc4880#section-9.2
	IDEA       SymmetricAlgorithm = 1 // not defined in openpgp.packet CipherFunction
	TripleDES                     = 2
	CAST5                         = 3
	Blowfish                      = 4 // not defined in openpgp.packet CipherFunction
	AES128                        = 7
	AES192                        = 8
	AES256                        = 9
	Twofish256                    = 10 // not defined in openpgp.packet CipherFunction

	// https://tools.ietf.org/html/rfc5581#section-3
	Camellia128 = 11 // not defined in openpgp.packet CipherFunction
	Camellia192 = 12
	Camellia256 = 13
)