php RSA非对称加密算法

最新推荐文章于 2025-03-30 22:39:58 发布

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最新推荐文章于 2025-03-30 22:39:58 发布

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class Rsa
{
    private static $PRIVATE_KEY = '-----BEGIN RSA PRIVATE KEY-----MIICXgIBAAKBgQCoZZ8iUBprOIc0kGckr5ax6/Fd9IKKMc/XHayKEAvqpS0oz0b1ojEkpkdZBk0OWNhp73YNV+YLKBwwxOwb3u3hl8nBLoG/RilEbBMdCf55cUzNsfn/XF5CiLr/aci/OHuTe6ULvXs280T5M+nUh3iKdiT6z9XrFbH69C+xFoNInwIDAQABAoGAe+ape7msdo+VC5vkCB4ZprePVC3/jmawIfr3ZG4CFpeJ7qjz8O9xcSHXBS2ZrKC6Otex6Idv/213sHpzrt4L7+rSrgMOauWNjSVjr4T4Z168uvsnNocn+3GWfzbBPQj3PhjE64R/MkWDvuq2UK945WYtqFaC6LT1mJAXhjxqpiECQQDYGWYbCsUgQS0LnDzReyotkb9Eyr5UGlI8Nzn3PvwwkIS3N3yUsm2t3UokOw02DlhkC4f1aT097fM1w0FruSNNAkEAx31taitIGwgJg+yPmvwTs8AENm0wxi/V6loEXPBPxX2R4NjSG+ExYzA7/daDq//McKsX0EcYcsFN0E3HwSANmwJBAJUXGOHpUU1Kiihrd25TWissVdjBRATEUB4pP/2738QlwNqjFnmEjLUaak+KyjeUOBl19ywymkUCyPw7pQQMLDUCQQC84DKSDPyuK0PnFjk5QmXdEHZsmaFOY8gjpKrw286La8KMonz8TJCYGvkR8uKkHQMRwcxANLAfJopoKNxyK8j1AkEAwcY3EHeKe4i3FhCjGSqAGAzFFBS1jzTNZxw/cxMMCbfxFH4WvhowqoC1iAKDyZ7HF7V+RcxcfuhoBJi/3+ImEg==-----END RSA PRIVATE KEY-----';
    private static $PUBLIC_KEY = '-----BEGIN PUBLIC KEY-----MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoZZ8iUBprOIc0kGckr5ax6/Fd9IKKMc/XHayKEAvqpS0oz0b1ojEkpkdZBk0OWNhp73YNV+YLKBwwxOwb3u3hl8nBLoG/RilEbBMdCf55cUzNsfn/XF5CiLr/aci/OHuTe6ULvXs280T5M+nUh3iKdiT6z9XrFbH69C+xFoNInwIDAQAB-----END PUBLIC KEY-----';

    /** * 获取私钥 * @return bool|resource */
    private static function getPrivateKey()
    {
        $privKey = self::$PRIVATE_KEY;
        return openssl_pkey_get_private($privKey);
    }

    /** * 获取公钥 * @return bool|resource */
    private static function getPublicKey()
    {
        $publicKey = self::$PUBLIC_KEY;
        return openssl_pkey_get_public($publicKey);
    }

    /** * 私钥加密 * @param string $data * @return null|string */
    public static function privEncrypt($data = '')
    {
        if (!is_string($data)) {
            return null;
        }
        return openssl_private_encrypt($data, $encrypted, self::getPrivateKey()) ? base64_encode($encrypted) : null;
    }

    /** * 公钥加密 * @param string $data * @return null|string */
    public static function publicEncrypt($data = '')
    {
        if (!is_string($data)) {
            return null;
        }
        return openssl_public_encrypt($data, $encrypted, self::getPublicKey()) ? base64_encode($encrypted) : null;
    }

    /** * 私钥解密 * @param string $encrypted * @return null */
    public static function privDecrypt($encrypted = '')
    {
        if (!is_string($encrypted)) {
            return null;
        }
        return (openssl_private_decrypt(base64_decode($encrypted), $decrypted, self::getPrivateKey())) ? $decrypted : null;
    }

    /** * 公钥解密 * @param string $encrypted * @return null */
    public static function publicDecrypt($encrypted = '')
    {
        if (!is_string($encrypted)) {
            return null;
        }
        return (openssl_public_decrypt(base64_decode($encrypted), $decrypted, self::getPublicKey())) ? $decrypted : null;
    }
}