// 创建 Signature 对象,指定签名算法为 SM3withSM2Signaturesignature=Signature.getInstance("SM3withSM2");// 初始化 Signature 对象,使用私钥进行签名signature.initSign(privateKey);// 更新待签名的数据signature.update(data.getBytes());// 进行签名并获取签名结果byte[]signatureResult=signature.sign(); 1. ...
在这个示例中,signWithSM3方法首先使用SM3算法对数据进行哈希处理,然后使用SM2算法对哈希值进行签名。verifyWithSM3方法则用于验证签名的有效性。请注意,这个示例代码仅供演示目的,实际应用中可能需要根据具体需求进行调整。
usage: sm2sign -key pem -pass str [-id str] [-infile] [-outfile] usage: sm2verify (-pubkey pem | -cert pem) [-id str] [-infile] -sig file 示例如下: echo hello | gmssl sm2sign -key sm2.pem -pass1234-outsm2.sig #-id1234567812345678echo hello| gmssl sm2verify -pubkey sm2pub.p...
$sm4 =newRtSm4($key); $data = $sm4->decrypt($sign,'sm4-cbc',$userid ,'base64');
Signaturesignature=Signature.getInstance("SM3withSM2","BC");signature.initSign(privateKey);signature.update(data);byte[]signatureValue=signature.sign(); 1. 2. 3. 4. 验证签名 AI检测代码解析 Signaturesignature=Signature.getInstance("SM3withSM2","BC");signature.initVerify(publicKey);signature.update...
有关SM2withSM3签名时的UID取值 在https://github.com/guanzhi/GmSSL项目中,提到了 “SM2数字签名方案中被签名的杂凑值不仅仅是消息的杂凑值,而是签名者身份信息串联上消息的杂凑值,其中签名者身份信息是签名者的可辨别标识字串、椭圆曲线方程系数、生成元和签名者公钥串联后字串的杂凑值。SM2标准中并未说明签名者...
接下来是对签名字符串进行加签操作,招行文档说的是sm2withsm3,我找了半天也没找到扩展包里有对应的方法,后来发现实际就是sm2加密。 //需要加签的字符串拼接 $signStr = "POST " . $url . "?" . $this->flatten($config) . "\n" ."x-alb-digest: ". $body . "\n" . "x-alb-timestamp: " ...
O2SSM2Cipher *cipher = [[O2SSM2Cipher alloc] initWithFpParamPHex:p aHex:a bHex:b gxHex:Gx gyHex:Gy nHex:n]; //私钥 NSString *privateKey = @"128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263"; NSData *signData = [O2SSMxHelper sm2DoSignUserId:userId srcData:src...
sign-file sm3 private.pem cert.pem test.ko test.ko.signed At this point, we should built the CA certificate into the kernel, and then we can load the SM2-with-SM3 signed module normally. --- v2 change: - split one patch into twos. ...
Signature sig = Signature.getInstance(GMObjectIdentifiers.sm2sign_with_sm3.toString(), BouncyCastleProvider.PROVIDER_NAME); sig.initSign(privateKey); sig.update(data); byte[] ret = sig.sign(); return ret; } /** * 公钥验签 */ public static boolean verifyByPublicKey(byte[] data, PublicKey...