SymmetricKeyAlgorithm module-attribute ¶ SymmetricKeyAlgorithm: TypeAlias = Literal[ "TDES_2KEY", "TDES_3KEY", "AES_128", "AES_192", "AES_256", "HMAC_SHA256", "HMAC_SHA384", "HMAC_SHA512", "HMAC_SHA224", ]