1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
<?php
/**
* secp192k1
*
* PHP version 5 and 7
*
* @author Jim Wigginton <[email protected]>
* @copyright 2017 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://pear.php.net/package/Math_BigInteger
*/
namespace phpseclib3\Crypt\EC\Curves;
use phpseclib3\Crypt\EC\BaseCurves\KoblitzPrime;
use phpseclib3\Math\BigInteger;
class secp192k1 extends KoblitzPrime
{
public function __construct()
{
$this->setModulo(new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37', 16));
$this->setCoefficients(
new BigInteger('000000000000000000000000000000000000000000000000', 16),
new BigInteger('000000000000000000000000000000000000000000000003', 16)
);
$this->setBasePoint(
new BigInteger('DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D', 16),
new BigInteger('9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D', 16)
);
$this->setOrder(new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D', 16));
$this->basis = [];
$this->basis[] = [
'a' => new BigInteger('00B3FB3400DEC5C4ADCEB8655C', -16),
'b' => new BigInteger('8EE96418CCF4CFC7124FDA0F', -16)
];
$this->basis[] = [
'a' => new BigInteger('01D90D03E8F096B9948B20F0A9', -16),
'b' => new BigInteger('42E49819ABBA9474E1083F6B', -16)
];
$this->beta = $this->factory->newInteger(new BigInteger('447A96E6C647963E2F7809FEAAB46947F34B0AA3CA0BBA74', -16));
}
}
|
