if (sm2_private_key_info_from_der(key, &attrs, &attrs_len, &pri_ptr, &prilen) != 1 || asn1_length_is_zero(prilen) != 1) { return 0; } sm2_key_print(stderr, 0, 4, "SM2_KEY", key); return 1; } void public_key_to_hex(SM2_KEY *key, char *hex) { uint8_t pub_...
packagecom.autumn.util;importorg.bouncycastle.asn1.gm.GMNamedCurves;importorg.bouncycastle.asn1.pkcs.PrivateKeyInfo;importorg.bouncycastle.asn1.x509.SubjectPublicKeyInfo;importorg.bouncycastle.asn1.x9.X9ECParameters;importorg.bouncycastle.crypto.AsymmetricCipherKeyPair;importorg.bouncycastle.crypto.engines.S...
public static String decrypt(String encryptedData, String privateKeyString) throws Exception { if (privateKeyString == null || privateKeyString.isEmpty()) { throw new IllegalArgumentException("Private key string cannot be null or empty"); } // 解码私钥 byte[] privateKeyBytes = Base64.decode(...
key = ec.generate_private_key(ec.SM2()) pem = key.public_key().public_bytes( encoding=serialization.Encoding.PEM, format=serialization.PublicFormat.SubjectPublicKeyInfo, ) pubkey = serialization.load_pem_public_key(pem) ciphertext = pubkey.encrypt(msg) decrypt_text = key.decrypt(ciphert...
本文主要内容为制作一个中国商密算法SM2证书请求、解析其DER编码各项、分析并验证证书请求自签名。 注:PKCS#10: Certification Request Syntax Specification. 参考rfc2986 既然时间紧迫,那我们,就骑马过去。 2. P10证书解析实例 2.1. 生成证书请求 # 生成私钥 sm2p256v1表示椭圆曲线参数gmssl ecparam -genkey -name...
}publicvoidsetPrivateKey(StringprivateKey) {this.privateKey= privateKey; }publicStringgetPublicKey() {returnpublicKey; }publicvoidsetPublicKey(StringpublicKey) {this.publicKey= publicKey; } } AI代码助手复制代码 1:生成公钥私钥,有两种方式,第一种是指定sm2曲线为sm2p256v1。
Public-key schemes: Paillier, ECIES (Elliptic Curve Integrated Encryption Scheme) Pairing-based cryptography: BF-IBE, BB1-IBE Block ciphers and modes: Serpent, Speck Block cipher modes: FPE (Format-Preserver Encryption) OTP (One-Time Password) based on SM3/SM4 (GM/T 0021-2012) ...
sm2keygen GenerateSM2keypair sm2sign GenerateSM2signature sm2verify VerifySM2signature sm2encrypt EncryptwithSM2publickey sm2decrypt DecryptwithSM2privatekey sm3 GenerateSM3hash sm3hmac GenerateSM3HMACtag sm4 Encrypt or decryptwithSM4zuc Encrypt or decryptwithZUCsm9setup GenerateSM9master secret ...
* @param privateKey * @return r||s,直接拼接byte数组的rs*/publicstaticbyte[] SignSm3WithSm2(byte[] msg,byte[] userId, AsymmetricKeyParameter privateKey) {returnRsAsn1ToPlainByteArray(SignSm3WithSm2Asn1Rs(msg, userId, privateKey)); ...
priBytes.length);//转换公钥密文byte[]encDataToDer=encDataToDer(pairCipher);//获取公钥加密的对称密钥//uu7X9qbPO+UTqmWchIZfxw==byte[]sm4Key=GmUtil.sm2Decrypt(encDataToDer,sign_privateKey);StringdecryptECB=SM4.decryptECB(Base64Utils.encode(priBytes),Base64Utils.encode(sm4Key));returndecrypt...