SM4是一种分组密码算法,属于对称加密算法。在JavaScript中实现SM4加密,通常需要使用已有的库或模块。以下是实现SM4加密的步骤及代码示例: 1. 了解SM4加密算法 SM4是一种对称加密算法,其分组长度为128位,密钥长度为128位。它采用了非线性变换和线性变换相结合的设计方法,具有较高的安全性和效率。 2. 寻找JavaScript中...
let decryptData = sm4.decrypt(encryptData, key, {padding: 'none'}) // 解密,不使用 padding let decryptData = sm4.decrypt(encryptData, key, {padding: 'none', output: 'array'}) // 解密,不使用 padding,输出为字节数组 let decryptData = sm4.decrypt(encryptData, key, {mode: 'cbc', iv:...
1、先安装sm4js npmism4js AI代码助手复制代码 在package.json中显示sm4js的版本如下: "dependencies":{"axios":"^1.3.2","sm4js":"^0.0.6"}, AI代码助手复制代码 2、安装完成之后在项目中怎么使用 importSm4jsfrom'sm4js';exportdefault{name:'color', ...methods:{getKey(){letsm4Config = {key:t...
functionSM4_Context() { this.mode=1; this.isPadding =true; this.sk =newArray(32); } functionSM4() { this.SM4_ENCRYPT=1; this.SM4_DECRYPT = 0; varSboxTable = [0xd6,0x90,0xe9,0xfe,0xcc,0xe1,0x3d,0xb7,0x16,0xb6,0x14,0xc2,0x28,0xfb,0x2c,0x05, 0x2b,0x67,0x9a,0x76,...
在Java中,我们需要使用对应的SM4解密函数来解密上述密文。下面是使用Java的解密示例: AI检测代码解析 importjavax.crypto.Cipher;importjavax.crypto.spec.SecretKeySpec;publicclassSM4Decrypt{publicstaticStringdecrypt(StringencryptedText,Stringkey)throwsException{SecretKeySpecsecretKeySpec=newSecretKeySpec(key.getBytes(...
t)returnnull;varn=e_.Buffer.from(t.data.data.encData,"hex"),i=function(t,n){vari=sm4.decrypt(n,t),r=i[i.length-1];returni=i.slice(0,i.length-r),e_.Buffer.from(i).toString("utf-8")}(g(l,u),n);returnJSON.parse(i)}functiongetHeaders(){varheaders={}returnheaders["x...
let decrypted = decryptSM4(encrypted, key); console.log("Decrypted:", decrypted); 关于国密算法的优势: 安全性:国密算法经过严格的安全性评估和测试,符合国家密码管理局的标准。 合规性:在某些行业和场景中,使用国密算法可能是法规或政策的要求。
";// 加密constciphertext=CryptoJS.SM4.encrypt(plaintext,key).toString();console.log("Ciphertext: "+ciphertext);// 解密constdecrypted=CryptoJS.SM4.decrypt(ciphertext,key).toString(CryptoJS.enc.Utf8);console.log("Decrypted: "+decrypted);...
("SM4",e)},// e.data = JSON.stringify({// data: e.data// }),e}functiongetDecryptedData(t){if(!t)returnnull;varn=e_.Buffer.from(t.data.data.encData,"hex"),i=function(t,n){vari=sm4.decrypt(n,t),r=i[i.length-1];returni=i.slice(0,i.length-r),e_.Buffer.from(i)....
sm4js has tow exposed functions, encrypt and decrypt, which both take a single argument. encrypt:Takes a json string and returns a base64 string; decrypt:Takes a base64 string and returns a json string; compatibility This plugin is native to ie10+ and you should addpolyfillif you want to...