# The elliptic curve named secp256r1 (or prime256v1 or P-256) is defined by
# the sextuple (p, a, b, G, q, h).  The base point G = (Gx, Gy) generates a
# cyclic group E of size prime q, which has some cryptographic properties
# suitable for constructing an asymmetric signature scheme.
p  = 0xffffffff00000001000000000000000000000000ffffffffffffffffffffffff
a  = 0xffffffff00000001000000000000000000000000fffffffffffffffffffffffc
b  = 0x5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b
Gx = 0x6b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296
Gy = 0x4fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5
q  = 0xffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551
h  = 1

add P256