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盘点几个安卓逆向之常用加密算法

= instance.doFinal(); //同上 //byte[] doFinal = instance.doFinal(plainText.getBytes(StandardCharsets.UTF...的多 //加密内容,返回结果 byte[] doFinal = instance.doFinal(plainText.getBytes(StandardCharsets.UTF_8));...= instance.doFinal(cipherBytes); return new String(doFinal); } 示例 DESede(3DES/TripleDES) DESede...= instance.doFinal(cipherBytes); return new String(doFinal); } //DESede String deSede_encrypt =...= instance.doFinal(cipherBytes); return new String(doFinal); } //RSA 使用公钥加密 public static String

1.3K2 0

JAVA使用几种对称加密算法

AES/ECB/PKCS5Padding"); cipher.init(Cipher.ENCRYPT_MODE, key); byte[] bytes = cipher.doFinal...bytes)); // 解密 cipher.init(Cipher.DECRYPT_MODE, key); byte[] bytes1 = cipher.doFinal...解密 cipher.init(Cipher.DECRYPT_MODE, convertKey); result = cipher.doFinal...解密 cipher.init(Cipher.DECRYPT_MODE, convertKey); result = cipher.doFinal...cipher.init(Cipher.ENCRYPT_MODE, secretKey, pbeParameterSpec); byte[] bytes = cipher.doFinal

8412 0

您找到你想要的搜索结果了吗？

是的

没有找到

sm4 前后端加密_sm4加密

InvalidAlgorithmParameterException { Cipher cipher = generateCbcCipher(ENCRYPT_MODE, key, iv); return cipher.doFinal...Base64.decode(cipherText); Cipher cipher = generateCbcCipher(DECRYPT_MODE, key, iv); return cipher.doFinal...InvalidAlgorithmParameterException { Cipher cipher = generateCbcCipher(DECRYPT_MODE, key, iv); return cipher.doFinal...cipher = generateCbcCipher(ENCRYPT_MODE, key, iv); for(int i = 0; i < times; ++i) { bytes = cipher.doFinal...cipher = generateCbcCipher(ENCRYPT_MODE, key, iv); for(int i = 0; i < times; ++i) { bytes = cipher.doFinal

1.1K3 0

flutter属于前端还是后端(kotlin比较flutter)

AES”); IvParameterSpec ivSpec = new IvParameterSpec(ivByte); cipher.init(1, keySpec, ivSpec); byte[] doFinal...= cipher.doFinal(content.getBytes(“UTF-8”)); System.out.println(“doFinale:” + byte2hex(doFinal)); return...byte2hex(doFinal); } catch (Exception e) { e.printStackTrace(); return null; } } static void decrypt...IvParameterSpec(ivByte); cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec); byte[] result = cipher.doFinal

1K1 0

Java工具集-DES加密工具

SecretKeySpec(keyBytes, Algorithm); cipher.init(Cipher.ENCRYPT_MODE, key); byte[] code = cipher.doFinal...SecretKeySpec(keyBytes, Algorithm); cipher.init(Cipher.ENCRYPT_MODE, key); byte[] code = cipher.doFinal...SecretKeySpec(keyBytes, Algorithm); cipher.init(Cipher.ENCRYPT_MODE, key); byte[] code = cipher.doFinal...SecretKeySpec(keyBytes, Algorithm); cipher.init(Cipher.DECRYPT_MODE, key); byte[] code = cipher.doFinal...SecretKeySpec(keyBytes, Algorithm); cipher.init(Cipher.DECRYPT_MODE, key); byte[] code = cipher.doFinal

2.8K2 0

小课堂｜ RSA加密数据太长报错解决

cipher = Cipher.getInstance("RSA"); cipher.init(2, priKey); String outStr = new String(cipher.doFinal...) at com.sun.crypto.provider.RSACipher.engineDoFinal(RSACipher.java:391) at javax.crypto.Cipher.doFinal...= cipher.doFinal(ArrayUtils.subarray(data, i, i + MAX_ENCRYPT_BLOCK)); enBytes = ArrayUtils.addAll...(enBytes, doFinal); } String outStr = Base64.encodeBase64String(enBytes); return outStr;...(data, offSet, MAX_DECRYPT_BLOCK); } else { cache = cipher.doFinal(data, offSet, inputLen

8.2K7 1

实战SSM_O2O商铺_44【DES加密】关键配置信息进行DES加密

Cipher.getInstance(ALGORITHM); // 初始化密码信息 cipher.init(Cipher.ENCRYPT_MODE, key); // 加密 byte[] doFinal...= cipher.doFinal(bytes); // byte[] to encode好的String并返回 return base64encoder.encode(doFinal);...Cipher.getInstance(ALGORITHM); // 初始化解密信息 cipher.init(Cipher.DECRYPT_MODE, key); // 解密 byte[] doFinal...= cipher.doFinal(bytes); // 返回解密之后的信息 return new String(doFinal, CHARSETNAME); } catch (Exception

3573 0

某电商App sign签名算法解析(五)

mac ======================================"); console.log("算法名：" + a); return result; } mac.doFinal.overload...('[B').implementation = function (a) { // showStacks(); var result = this.doFinal(a); console.log...("mac ======================================"); console.log("doFinal参数:" + bytesToString(a));...console.log("doFinal结果(hex):" + bytesToHex(result)); console.log("doFinal结果(base):" + bytesToBase64...dalvik.system.VMStack.getThreadStackTrace(Native Method) java.lang.Thread.getStackTrace(Thread.java:1720) javax.crypto.Mac.doFinal

1.1K3 0

对加密-加签的完整流程

Cipher.getInstance(algorithm); cipher.init(Cipher.ENCRYPT_MODE, privateKey); byte[] doFinal...= cipher.doFinal(input.getBytes()); String encode = Base64.encode(doFinal); //返回密文...Cipher.getInstance(algorithm); cipher2.init(Cipher.DECRYPT_MODE, publicKey); byte[] doFinal2...= cipher2.doFinal(Base64.decode(input)); // System.out.println("解密后的值为===" + new String(doFinal2...)); return new String(doFinal2); } /** * 测试对象 */ static class User {

1K2 0

Java 开发中实现DES3DESAES 三种对称加密算法方法学习

Cipher完成加密或解密工作类cipher.init(Cipher.ENCRYPT_MODE, secretKey);//对Cipher初始化，加密模式byte[] cipherByte = cipher.doFinal...Cipher完成加密或解密工作类cipher.init(Cipher.DECRYPT_MODE, secretKey);//对Cipher初始化，解密模式byte[] cipherByte = cipher.doFinal...Cipher完成加密或解密工作类cipher.init(Cipher.ENCRYPT_MODE, secretKey);//对Cipher初始化，解密模式byte[] cipherByte = cipher.doFinal...Cipher完成加密或解密工作类cipher.init(Cipher.DECRYPT_MODE, secretKey);//对Cipher初始化，解密模式byte[] cipherByte = cipher.doFinal...Cipher完成加密或解密工作类cipher.init(Cipher.ENCRYPT_MODE, secretKey);//对Cipher初始化，解密模式byte[] cipherByte = cipher.doFinal

2.3K5 0

用Portable.BouncyCastle来进行加解密的代码demo

true, keyParam); var bs = Encoding.UTF8.GetBytes(dataXml); var rst = cipher.DoFinal...然后调用cipher的DoFinal方法就能获取加密之后的内容了。最后一行转成了一个base64字符串。通过这个方法就能对数据进行des加密了。...false, keyParam); var bs = Convert.FromBase64String(text); var rst = cipher.DoFinal...获取base64编码过的字节数组，调用DoFinal方法解密字节数组。解密出来的字节数组再用utf-8编码获取实际的字符串，这个是和前面的加密方法对应的。 MD5 这个用的是core框架自带的方法。...byte[digester.getDigestSize()]; digester.update(key.getBytes(), 0, key.length()); digester.doFinal

1.6K2 0

php des加密用java解析不了改个模式加个IV php密钥IV要求都是8位

cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec, ivParameterSpec); byte[] encrypted = cipher.doFinal...cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec, ivParameterSpec); byte[] encrypted = cipher.doFinal...Cipher.ENCRYPT_MODE, secretKeySpec, ivParameterSpec); return Base64Encoder.encode(cipher.doFinal...cipher.init(Cipher.DECRYPT_MODE, secretKeySpec, ivParameterSpec); byte[] decoder = cipher.doFinal...Cipher.ENCRYPT_MODE, secretKeySpec, ivParameterSpec); return Base64Encoder.encode(cipher.doFinal

3081 0

Java加密与解密之对称加密算法

cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec); //调用加密方法 byte[] result = cipher.doFinal...指定加密模式为解密，指定加密规则 cipher.init(Cipher.DECRYPT_MODE, secretKeySpec); return new String(cipher.doFinal...cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec); //调用加密方法 byte[] result = cipher.doFinal...指定加密模式为解密，指定加密规则 cipher.init(Cipher.DECRYPT_MODE, secretKeySpec); return new String(cipher.doFinal...cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec); //调用加密方法 byte[] result = cipher.doFinal

1.7K2 0

Android中常用的加密方式

try { mac = Mac.getInstance(type); mac.init(secret); byte[] digest = mac.doFinal...byte[] cache; if (len - offset > 128) { cache = cipher.doFinal...(inputByte, offset, 128); } else { cache = cipher.doFinal(inputByte, offset...0) { byte[] cache; if (len - offset > 128) { cache = cipher.doFinal...(inputByte, offset, 128); } else { cache = cipher.doFinal(inputByte, offset

5341 0

面试题：非对称加密和对称加密的区别以及优缺点

("AES"); cipher.init(Cipher.ENCRYPT_MODE, secretKey); byte[] encryptedData = cipher.doFinal...// 解密数据 cipher.init(Cipher.DECRYPT_MODE, secretKey); byte[] decryptedData = cipher.doFinal...("RSA"); cipher.init(Cipher.ENCRYPT_MODE, publicKey); byte[] encryptedData = cipher.doFinal...// 解密数据 cipher.init(Cipher.DECRYPT_MODE, privateKey); byte[] decryptedData = cipher.doFinal

3671 0

JAVA中的加密算法之双向加密(一)

DECRYPT_MODE表示加密模式 c.init(Cipher.DECRYPT_MODE, deskey); cipherByte = c.doFinal...deskey); byte[] src = str.getBytes();// 加密，结果保存进 cipherBytecipherByte = c.doFinal...// 根据密钥，对Cipher对象进行初始化，DECRYPT_MODE表示加密模式 c.init(Cipher.DECRYPT_MODE, deskey);cipherByte = c.doFinal...DECRYPT_MODE表示加密模式 c.init(Cipher.DECRYPT_MODE, deskey); cipherByte = c.doFinal...对象进行初始化，DECRYPT_MODE表示加密模式 c.init(Cipher.DECRYPT_MODE, deskey); cipherByte = c.doFinal

4.3K1 1

C#版开源免费的Bouncy Castle密码库

ParametersWithIV(ParameterUtilities.CreateKeyParameter("AES", key), iv)); return cipher.DoFinal...ParametersWithIV(ParameterUtilities.CreateKeyParameter("AES", key), iv)); byte[] plaintext = cipher.DoFinal...ParametersWithIV(ParameterUtilities.CreateKeyParameter("DES", key), iv)); return cipher.DoFinal...ParametersWithIV(ParameterUtilities.CreateKeyParameter("DES", key), iv)); byte[] plaintext = cipher.DoFinal...System.Text.Encoding.UTF8.GetBytes(input); digest.BlockUpdate(data, 0, data.Length); digest.DoFinal

5801 0

若依框架配置文件数据源配置加密

cipher.init(Cipher.ENCRYPT_MODE, keyspec, ivspec); byte[] encrypted = cipher.doFinal...key.getBytes()); cipher.init(Cipher.ENCRYPT_MODE, keyspec, ivspec); byte[] encrypted = cipher.doFinal...cipher.init(Cipher.DECRYPT_MODE, keyspec, ivspec); byte[] original = cipher.doFinal...key.getBytes()); cipher.init(Cipher.DECRYPT_MODE, keyspec, ivspec); byte[] original = cipher.doFinal

2.6K2 0

SM4加密解密

BadPaddingException { Cipher cipher = generateEcbCipher(ENCRYPT_MODE, key); return cipher.doFinal...{ Cipher cipher = generateCbcCipher(ENCRYPT_MODE, key, iv); byte[] result = cipher.doFinal...cipherText); Cipher cipher = generateCbcCipher(DECRYPT_MODE, key, iv); return cipher.doFinal...ENCRYPT_MODE, key, iv); for(int i = 0; i < times; ++i) { bytes = cipher.doFinal...ENCRYPT_MODE, key, iv); for(int i = 0; i < times; ++i) { bytes = cipher.doFinal

4K0 1

【小工匠聊密码学】--消息摘要--RIPEMD算法

digest.update(bytes, 0, bytes.length); byte[] rsData = new byte[digest.getDigestSize()]; digest.doFinal...digest.update(bytes, 0, bytes.length); byte[] rsData = new byte[digest.getDigestSize()]; digest.doFinal...digest.update(bytes, 0, bytes.length); byte[] rsData = new byte[digest.getDigestSize()]; digest.doFinal...digest.update(bytes, 0, bytes.length); byte[] rsData = new byte[digest.getDigestSize()]; digest.doFinal

1K3 0

点击加载更多

盘点几个安卓逆向之常用加密算法

JAVA使用几种对称加密算法

sm4 前后端加密_sm4加密

flutter属于前端还是后端(kotlin比较flutter)

Java工具集-DES加密工具

小课堂｜ RSA加密数据太长报错解决

实战SSM_O2O商铺_44【DES加密】关键配置信息进行DES加密

某电商App sign签名算法解析(五)

对加密-加签的完整流程

Java 开发中实现DES3DESAES 三种对称加密算法方法学习

用Portable.BouncyCastle来进行加解密的代码demo

php des加密用java解析不了改个模式加个IV php密钥IV要求都是8位

Java加密与解密之对称加密算法

Android中常用的加密方式

面试题：非对称加密和对称加密的区别以及优缺点

JAVA中的加密算法之双向加密(一)

C#版开源免费的Bouncy Castle密码库

若依框架配置文件数据源配置加密

SM4加密解密

【小工匠聊密码学】--消息摘要--RIPEMD算法

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