-define(EC_GROUP_DEGREE, #{
    sect571r1 => 571,
    sect571k1 => 571,
    sect409r1 => 409,
    sect409k1 => 409,
    secp521r1 => 521,
    secp384r1 => 384,
    secp224r1 => 224,
    secp224k1 => 224,
    secp192k1 => 192,
    secp160r2 => 160,
    secp128r2 => 128,
    secp128r1 => 128,
    sect233r1 => 233,
    sect233k1 => 233,
    sect193r2 => 193,
    sect193r1 => 193,
    sect131r2 => 131,
    sect131r1 => 131,
    sect283r1 => 283,
    sect283k1 => 283,
    sect163r2 => 163,
    secp256k1 => 256,
    secp160k1 => 160,
    secp160r1 => 160,
    secp112r2 => 112,
    secp112r1 => 112,
    sect113r2 => 113,
    sect113r1 => 113,
    sect239k1 => 239,
    sect163r1 => 163,
    sect163k1 => 163,
    secp256r1 => 256,
    secp192r1 => 192,
    brainpoolP160r1 => 160,
    brainpoolP160t1 => 160,
    brainpoolP192r1 => 192,
    brainpoolP192t1 => 192,
    brainpoolP224r1 => 224,
    brainpoolP224t1 => 224,
    brainpoolP256r1 => 256,
    brainpoolP256t1 => 256,
    brainpoolP320r1 => 320,
    brainpoolP320t1 => 320,
    brainpoolP384r1 => 384,
    brainpoolP384t1 => 384,
    brainpoolP512r1 => 512,
    brainpoolP512t1 => 512
}).