public function testCrossPlatformDiffieHellman()
{
$privateKey = '686308ed8b6626c6e83b34d7fbfb44e0d46a9a876b6e37711cddb6474ee839e1';
$publicKey = '03d1dee0824bc8de9bc4320268c308ae0f25e85ab8a8be83be01b43992eafcbc3c';
$diffieHellman = ECC::diffieHellman($publicKey, $privateKey);
$this->assertEquals('027ac2a4bdac427eeab40fcd2ae0e3eee8fd48124b5524c9a8793614bb869c14d7', $diffieHellman);
}
public function calculateSymmetricKey($publicKey = null, $deriveKey = true)
{
if ($publicKey == null) {
$publicKey = $this->getPublicKey();
}
$diffieHellman = ECC::diffieHellman($publicKey, $this->getPrivateKey());
if ($deriveKey) {
return AES::deriveKey($diffieHellman);
}
return $diffieHellman;
}