react-native(javascript) 암호화 <-> java 복호화

https://www.npmjs.com/package/react-native-crypto-js

react-native-crypto-js

 

 

 

React-Native(javascript) 복호화 소스

import CryptoJS from "react-native-crypto-js";

const getEncrypted = (key, data) => { 
  
        let iv = '1234567890123456'; // 16자리

        let encrypted = CryptoJS.AES.encrypt(data, CryptoJS.enc.Utf8.parse(key), {
            iv: CryptoJS.enc.Utf8.parse(iv)
        }).toString();

        console.log("encrypted", encrypted)
        return encrypted
    }

 

 

 

Java 복호화 소스

    public static String decryptText(String enStr, String key) throws Exception {
        String dkey = key; #암호키
        String encrypted = enStr; #암호문
        String iv = "1234567890123456"; #16글자
        String res = "";

        try {
            Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
            SecretKeySpec skeySpec = new SecretKeySpec(dkey.getBytes("UTF-8"), "AES");
            IvParameterSpec ivSpec = new IvParameterSpec(iv.getBytes("UTF-8"));

            cipher.init(Cipher.DECRYPT_MODE, skeySpec, ivSpec);
            byte[] original = cipher.doFinal(Base64.decodeBase64(encrypted));

            res = new String(original);

        } catch (Exception ex) {
            ex.printStackTrace();
        }

        return res; #복호화된 평문
    }