com.gitee.huanminabc.utils_common.encryption.aes.AESECBUtil Maven / Gradle / Ivy
package com.gitee.huanminabc.utils_common.encryption.aes;
import lombok.SneakyThrows;
import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
import java.util.Objects;
// 对称加密
public class AESECBUtil {
// 加密
@SneakyThrows
public static String encrypt(String sSrc, String sKey) {
byte[] encrypt = encrypt(sSrc.getBytes(StandardCharsets.UTF_8), sKey);
Base64.Encoder encoder = Base64.getEncoder();
//此处使用BASE64做转码功能，同时能起到2次加密的作用。
return encoder.encodeToString(encrypt);
}
// 解密
@SneakyThrows
public static String decrypt(String sSrc, String sKey) {
Base64.Decoder decoder=Base64.getDecoder();
byte[] encrypted1 =decoder.decode(sSrc); // 先用base64解密
return new String(Objects.requireNonNull(decrypt(encrypted1, sKey)),StandardCharsets.UTF_8);
}
@SneakyThrows
public static byte[] encrypt(byte[] sSrc, String sKey) {
BasicsAes.checkKey(sKey);
byte[] raw = sKey.getBytes(StandardCharsets.UTF_8);
SecretKeySpec skeySpec = new SecretKeySpec(raw, BasicsAes.AES);
Cipher cipher = Cipher.getInstance(BasicsAes.AES_EBC_PKCS5PADDING);//"算法/模式/补码方式"
cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
return cipher.doFinal(sSrc);//此处使用BASE64做转码功能，同时能起到2次加密的作用。
}
// 解密
@SneakyThrows
public static byte[] decrypt(byte[] sSrc, String sKey) {
BasicsAes.checkKey(sKey);
byte[] raw = sKey.getBytes(StandardCharsets.UTF_8);
SecretKeySpec skeySpec = new SecretKeySpec(raw, BasicsAes.AES);
Cipher cipher = Cipher.getInstance(BasicsAes.AES_EBC_PKCS5PADDING);
cipher.init(Cipher.DECRYPT_MODE, skeySpec);
return cipher.doFinal(sSrc);
}
}