SecretKeySpec keySpec = new SecretKeySpec(key, "SM4"); IvParameterSpec ivSpec = new IvParameterSpec(iv); cipher.init(Cipher.ENCRYPT_MODE, keySpec, ivSpec); return cipher.doFinal(plainText); } public static void main(String[] args) throws Exception { String plainText = "Hello, SM4_CBC!
调用cryptoFramework.createCipher,指定字符串参数'SM4_128|CBC|PKCS7',创建对称密钥类型为SM4_128、分组模式为CBC、填充模式为PKCS7的Cipher实例,用于完成加密操作。 调用Cipher.init,设置模式为加密(CryptoMode.ENCRYPT_MODE),指定加密密钥(SymKey)和CBC模式对应的加密参数(IvParamsSpec),初始化加密Cipher实例。
3. 调用Cipher.init，设置模式为加密（CryptoMode.ENCRYPT_MODE），指定加密密钥（SymKey）和CBC模式对应...
//加密代码 async function SM4Encrypt(plainText: string, cipherKey: string): Promise<string&g...
//加密代码 async function SM4Encrypt(plainText: string, cipherKey: string): Promise<string> { let sm4Generator = cryptoFramework.createSymKeyGenerator('SM4_128'); let cipher = cryptoFramework.createCipher("SM4_128|CBC|PKCS7"); let input: cryptoFramework.DataBlob = { data: stringToUint8Array...
System.out.println("ECB加密:" + ecbEncrypt); System.out.println("ECB解密:" + decrypt(AlgorithmNameEnums.SM_4 , AlgorithmModeEnums.ECB , AlgorithmPaddingModeEnums.PKCS5_PADDING , ecbEncrypt)); String cbcEncrypt = encrypt(AlgorithmNameEnums.SM_4 , AlgorithmModeEnums.CBC , ...
Sm4EncryptCBC(keyBytes, plain, ivBytes, algo); string result2 = Encoding.UTF8.GetString(Hex.Encode(byRst)); txt密文.Text = result2; } /// /// SM4 CBC 解密 /// /// /// private void btnSm4CbcDecrypt_Click(object sender, EventArgs e) { string algo = "SM4/CBC/PKCS7Padding...
BlockCipher;importorg.bouncycastle.crypto.params.KeyParameter;importorg.bouncycastle.crypto.params.ParametersWithIV;// 创建SM4解密器BufferedBlockCiphercipher=newBufferedBlockCipher(newCBCBlockCipher(newSM4Engine()));CipherParametersparams=newParametersWithIV(newKeyParameter(keyBytes),ivBytes);cipher.init(false...
{ iv: ivdata, algName: 'IvParamsSpec' } //cbc模式的参数 不需要可以不写 let key: cryptoFramework.SymKey try { key = await sm4Generator.convertKey(keydata); // 加密 // 最后一个参数是偏移量的设置,如果没有则为null,下面解密同理 await cipher.init(cryptoFramework.CryptoMode.ENCRYPT_MODE, ...
var mode = "cbc"//加密模式 var cipherType = "base64";//编码格式 var decryptRoundKeys = ""; var encryptRoundKeys = ""; var SM4 = { constructorInit: function (config) { var keyBuffer = Crypt.stringToArrayBufferInUtf8(config.key) ...