Skip to main content

Standard curve database

Search

ansit163r2

163-bit binary field Weierstrass curve.
Also known as: sect163r2B-163
y2+xyx3+ax2+by^2 + xy \equiv x^3 + ax^2 + b

Parameters

NameValue
m163
f(x) x^163 + x^7 + x^6 + x^3 + 1
a0x000000000000000000000000000000000000000001
b0x020a601907b8c953ca1481eb10512f78744a3205fd
G(0x03f0eba16286a2d57ea0991168d4994637e8343e36, 0x00d51fbc6c71a0094fa2cdd545b11c5c0c797324f1)
n0x040000000000000000000292fe77e70c12a4234c33
h0x2

Characteristics

  • OID:
    1.3.132.0.15

SAGE

F.<x> = GF(2)[]
K = GF(2^163, name="x", modulus= x^163 + x^7 + x^6 + x^3 + 1)
E = EllipticCurve(K, (1, K.fetch_int(0x000000000000000000000000000000000000000001), 0, 0, K.fetch_int(0x020a601907b8c953ca1481eb10512f78744a3205fd)))
E.set_order(0x040000000000000000000292fe77e70c12a4234c33 * 0x2)
G = E(K.fetch_int(0x03f0eba16286a2d57ea0991168d4994637e8343e36), K.fetch_int(0x00d51fbc6c71a0094fa2cdd545b11c5c0c797324f1))


JSON

{
"name": "ansit163r2",
"desc": "",
"oid": "1.3.132.0.15",
"form": "Weierstrass",
"field": {
"type": "Binary",
"bits": 163,
"degree": 163,
"poly": [
{
"coeff": "0x01",
"power": 163
},
{
"coeff": "0x01",
"power": 7
},
{
"coeff": "0x01",
"power": 6
},
{
"coeff": "0x01",
"power": 3
},
{
"coeff": "0x01",
"power": 0
}
],
"basis": "poly"
},
"params": {
"a": {
"raw": "0x000000000000000000000000000000000000000001"
},
"b": {
"raw": "0x020a601907b8c953ca1481eb10512f78744a3205fd"
}
},
"generator": {
"x": {
"raw": "0x03f0eba16286a2d57ea0991168d4994637e8343e36"
},
"y": {
"raw": "0x00d51fbc6c71a0094fa2cdd545b11c5c0c797324f1"
}
},
"order": "0x040000000000000000000292fe77e70c12a4234c33",
"cofactor": "0x2",
"aliases": [
"secg/sect163r2",
"nist/B-163"
]
}

© 2020 Jan Jancar | Built with Dox theme for Gatsby