javascript - 使用 Java 和 Typescript 进行 AES 加密/解密
问题描述
我在 JAVA 中加密我的字符串,例如:
public String encrypt(String toEncrypt) {
try {
Cipher c = Cipher.getInstance("AES");
c.init(Cipher.ENCRYPT_MODE, aesKey);
byte[] encVal = c.doFinal(toEncrypt.getBytes());
return Base64.getEncoder().encodeToString(encVal);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
我想用打字稿解密它:
public static decrypt(key, value){
key = btoa(key);
let decryptedData = CryptoJS.AES.decrypt(value, key, {
mode: CryptoJS.mode.ECB,
padding: CryptoJS.pad.Pkcs7
});
return decryptedData.toString( CryptoJS.enc.Utf8 );
}
decryptedData.toString( CryptoJS.enc.Utf8 )
返回以下错误:格式错误的 UTF-8数据
我跟着这个教程
解决方案
这是一个工作示例
爪哇:
import javax.crypto.Cipher;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.util.Base64;
public class Crypter {
private final String key = "1234567890123456";
public String encrypt(String toEncrypt) {
try {
IvParameterSpec iv = new IvParameterSpec(key.getBytes("UTF-8"));
SecretKeySpec skeySpec = new SecretKeySpec(key.getBytes("UTF-8"), "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
cipher.init(Cipher.ENCRYPT_MODE, skeySpec, iv);
byte[] encrypted = cipher.doFinal(toEncrypt.getBytes());
return new String(Base64.getEncoder().encode(encrypted));
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public String decrypt(String toDecrypt) {
try {
IvParameterSpec iv = new IvParameterSpec(key.getBytes("UTF-8"));
SecretKeySpec skeySpec = new SecretKeySpec(key.getBytes("UTF-8"), "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
cipher.init(Cipher.DECRYPT_MODE, skeySpec, iv);
byte[] cipherText = cipher.doFinal(Base64.getDecoder().decode(toDecrypt));
return new String(cipherText);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
}
打字稿:
import * as CryptoJS from 'crypto-js';
export class Crypter{
public static encrypt(key, value){
key = CryptoJS.enc.Utf8.parse(key);
let ciphertext = CryptoJS.AES.encrypt(value, key, {iv: key}).toString();
return ciphertext;
}
public static decrypt(key, value){
key = CryptoJS.enc.Utf8.parse(key);
let decryptedData = CryptoJS.AES.decrypt(value, key, {
iv: key
});
return decryptedData.toString( CryptoJS.enc.Utf8 );
}
}