package com.ruoyi.common.utils.sign;
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import javax.crypto.Cipher;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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import java.security.NoSuchAlgorithmException;
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import java.util.Base64;
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public class AesUtil {
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private static final String KEY = "QfOpO2026@SecretKey#Aes256!00001";
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private static final String IV = "1234567890123456";
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public static String decrypt(String cipherText) {
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String data = "";
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Cipher cipher = null;
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try {
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cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
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SecretKeySpec keySpec = new SecretKeySpec(KEY.getBytes(), "AES");
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IvParameterSpec ivSpec = new IvParameterSpec(IV.getBytes());
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cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec);
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byte[] original = cipher.doFinal(Base64.getDecoder().decode(cipherText));
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data = new String(original);
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} catch (Exception e) {
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String m=e.getMessage();
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}
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return data;
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}
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public static String encrypt(String data) {
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String text = "";
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try {
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Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
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cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(KEY.getBytes(), "AES"), new IvParameterSpec(IV.getBytes()));
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byte[] encryptedBytes = cipher.doFinal(data.getBytes());
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text = Base64.getEncoder().encodeToString(encryptedBytes);
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} catch (Exception e) {
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String m = e.getMessage();
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}
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return text;
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}
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}
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