| Name |
secp128r1
|
| Category |
secg
|
| Description | A randomly generated curve. [SEC2v1](https://www.secg.org/SEC2-Ver-1.0.pdf) states 'E was chosen verifiably at random as specified in ANSI X9.62 [1] from the seed'. |
| Field | Prime (340282366762482138434845932244680310783) |
| Field bits | 128 |
| Form | Weierstrass $y^2 = x^3 + ax + b$ |
| Param $a$ | 340282366762482138434845932244680310780 |
| Param $b$ | 308990863222245658030922601041482374867 |
| Generator $x$ | 29408993404948928992877151431649155974 |
| Generator $y$ | 275621562871047521857442314737465260675 |
| Simulation seed | 313369234380984095550064770411213978631943801 |
| Order | 340282366762482138443322565580356624661 |
| Cofactor | 1 |
| $j$-invariant | 142488586153168470548238628993886102905 |
| Trace $t$ | -8476633335676313877 |
| Embedding degree $k$ | 170141183381241069221661282790178312330 |
| CM discriminant | -1289276154342429602004523748928498472003 |