目前Javascript使用'crypto-js'包。
前后臺可以自己跑通加解密，但是， 無法互通。
針對對象{}加密……網上的方案，已經嘗試了4天左右了，還沒成功，請指導。
無思路，無報錯。
Java
package com.pactera.sms.foundbase.util;
import java.security.SecureRandom;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
public class AESUtils {
private static final String IV_STRING = "16-Bytes--String";
/**
* 加密方法
*
* @param seed
* 密鑰
* @param clearText
* 明文
* @return
*/
public static String encrypt(String seed, String clearText) {
byte[] result = null;
try {
byte[] rawkey = getRawKey(seed.getBytes());
result = encrypt(rawkey, clearText.getBytes());
} catch (Exception e) {
e.printStackTrace();
}
String content = toHex(result);
return content;
}
/**
* 解密方法
*
* @param seed
* @param encrypted
* @return
*/
public static String decrypt(String seed, String encrypted) {
byte[] rawKey;
try {
rawKey = getRawKey(seed.getBytes());
byte[] enc = toByte(encrypted);
byte[] result = decrypt(rawKey, enc);
String coentn = new String(result);
return coentn;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
private static byte[] getRawKey(byte[] seed) throws Exception {
KeyGenerator kgen = KeyGenerator.getInstance("AES");
SecureRandom sr = SecureRandom.getInstance("SHA1PRNG");
sr.setSeed(seed);
kgen.init(128, sr);
SecretKey sKey = kgen.generateKey();
byte[] raw = sKey.getEncoded();
return raw;
}
private static byte[] encrypt(byte[] raw, byte[] clear) throws Exception {
byte[] initParam = IV_STRING.getBytes();
SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.ENCRYPT_MODE, skeySpec, new IvParameterSpec(
initParam));
byte[] encrypted = cipher.doFinal(clear);
return encrypted;
}
private static byte[] decrypt(byte[] raw, byte[] encrypted)
throws Exception {
byte[] initParam = IV_STRING.getBytes();
SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.DECRYPT_MODE, skeySpec, new IvParameterSpec(
initParam));
byte[] decrypted = cipher.doFinal(encrypted);
return decrypted;
}
public static String toHex(String txt) {
return toHex(txt.getBytes());
}
public static String fromHex(String hex) {
return new String(toByte(hex));
}
public static byte[] toByte(String hexString) {
int len = hexString.length() / 2;
byte[] result = new byte[len];
for (int i = 0; i < len; i++)
result[i] = Integer.valueOf(hexString.substring(2 * i, 2 * i + 2),
16).byteValue();
return result;
}
public static String toHex(byte[] buf) {
if (buf == null)
return "";
StringBuffer result = new StringBuffer(2 * buf.length);
for (int i = 0; i < buf.length; i++) {
appendHex(result, buf[i]);
}
return result.toString();
}
private static void appendHex(StringBuffer sb, byte b) {
final String HEX = "0123456789ABCDEF";
sb.append(HEX.charAt((b >> 4) & 0x0f)).append(HEX.charAt(b & 0x0f));
}
}
32位的key
Javascript
import CryptoJS from 'crypto-js';
// 加密方法
export function Encrypt(data, key) {
key = handleAccountParam(key);
key = CryptoJS.enc.Utf8.parse(key);
var iv = CryptoJS.enc.Utf8.parse('16-Bytes--String');
var encrypted = CryptoJS.AES.encrypt(JSON.stringify(data), key,
{
iv: iv,
mode: CryptoJS.mode.CBC,
padding: CryptoJS.pad.Pkcs7
});
return encrypted.toString();
}
// 解密方法
export function Decrypt(data, key) {
key = handleAccountParam(key);
key = CryptoJS.enc.Utf8.parse(key);
var iv = CryptoJS.enc.Utf8.parse('16-Bytes--String');
var decrypted = CryptoJS.AES.decrypt(data, key,
{
iv: iv,
mode: CryptoJS.mode.CBC,
padding: CryptoJS.pad.Pkcs7
});
var decryptedData = JSON.parse(decrypted.toString(CryptoJS.enc.Utf8));
return decryptedData;
}
export function handleAccountParam(str) {
if (str.length < 16) {
let length = 16 - str.length;
for (var i = 0; i < length; i++) {
str += 0;
}
} else if (str.length > 16) {
str = str.slice(0, 16)
}
return str;
}
3 回答
海綿寶寶撒
TA貢獻1809條經驗 獲得超8個贊
加密完的數據一般是二進制數組，不要直接toString，需要使用base64編碼一下。
解密的時候base64解碼再解密
替換一個JS那邊的參數試試
{
iv: iv,
mode: CryptoJS.mode.CBC,
keySize: 256 / 32,
padding: CryptoJS.pad.Pkcs7
}添加回答
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