<?class AES {/**** @param string $string 需要加密的字符串* @param string $key 密钥* @return string*/public static function encrypt($string, $key){// 对接java，服务商做的AES加密通过SHA1PRNG算法（只要password一样，每次生成的数组都是一样的），Java的加密源码翻译php如下：$key = substr(openssl_digest(openssl_digest($key, 'sha1', true), 'sha1', true), 0, 16);// openssl_encrypt 加密不同Mcrypt，对秘钥长度要求，超出16加密结果不变$data = openssl_encrypt($string, 'AES-128-ECB', $key, OPENSSL_RAW_DATA);$data = strtolower(bin2hex($data));return $data;}/*** @param string $string 需要解密的字符串* @param string $key 密钥* @return string*/public static function decrypt($string, $key){// 对接java，服务商做的AES加密通过SHA1PRNG算法（只要password一样，每次生成的数组都是一样的），Java的加密源码翻译php如下：$key = substr(openssl_digest(openssl_digest($key, 'sha1', true), 'sha1', true), 0, 16);$decrypted = openssl_decrypt(hex2bin($string), 'AES-128-ECB', $key, OPENSSL_RAW_DATA);return $decrypted;}
}$encrypt = AES::encrypt('zhangsan', 'oa2020');
$decrypt = AES::decrypt($encrypt, 'oa2020');
echo "加密后:".strtoupper($encrypt)."\n";
echo "解密：".$decrypt;
?>
java代码：
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;/*** @version V1.0* @desc AES 加密工具类*/
public class AESUtil {private static final String DEFAULT_CHARSET = "UTF-8";private static final String KEY = "KE0yS1GcqQ823TatPYMLbwOmu7NZXHJI";private static final String KEY_ALGORITHM = "AES";private static final String DEFAULT_CIPHER_ALGORITHM = "AES/ECB/PKCS5Padding";//默认的加密算法/*** AES 加密操作** @param content 待加密内容* @param password 加密密码* @return 返回Base64转码后的加密数据*/public static String encrypt(String content, String password) {try {Cipher cipher = Cipher.getInstance(DEFAULT_CIPHER_ALGORITHM);// 创建密码器byte[] byteContent = content.getBytes(DEFAULT_CHARSET);cipher.init(Cipher.ENCRYPT_MODE, getSecretKey(password));// 初始化为加密模式的密码器byte[] result = cipher.doFinal(byteContent);// 加密return parseByte2HexStr(result);//通过hex转码返回} catch (Exception ex) {Logger.getLogger(AESUtil.class.getName()).log(Level.SEVERE, null, ex);}return null;}/*** AES 解密操作** @param content* @param password* @return*/public static String decrypt(String content, String password) {try {//实例化Cipher cipher = Cipher.getInstance(DEFAULT_CIPHER_ALGORITHM);//使用密钥初始化，设置为解密模式cipher.init(Cipher.DECRYPT_MODE, getSecretKey(password));//执行操作byte[] result = cipher.doFinal(parseHexStr2Byte(content));return new String(result, DEFAULT_CHARSET);} catch (Exception ex) {Logger.getLogger(AESUtil.class.getName()).log(Level.SEVERE, null, ex);}return null;}/*** 生成加密秘钥** @return*/private static SecretKeySpec getSecretKey(final String password) {//返回生成指定算法密钥生成器的 KeyGenerator 对象KeyGenerator kg = null;try {kg = KeyGenerator.getInstance(KEY_ALGORITHM);SecureRandom secureRandom = SecureRandom.getInstance("SHA1PRNG" );secureRandom.setSeed(password.getBytes());//AES 要求密钥长度为 128// kg.init(128, new SecureRandom(password.getBytes()));kg.init(128, secureRandom);//生成一个密钥SecretKey secretKey = kg.generateKey();//System.out.println(secretKey);return new SecretKeySpec(secretKey.getEncoded(), KEY_ALGORITHM);// 转换为AES专用密钥} catch (NoSuchAlgorithmException ex) {Logger.getLogger(AESUtil.class.getName()).log(Level.SEVERE, null, ex);}return null;}/*** 将二进制转换成16进制** @param buf* @return*/public static String parseByte2HexStr(byte buf[]) {StringBuilder sb = new StringBuilder();for (int i = 0; i < buf.length; i++) {String hex = Integer.toHexString(buf[i] & 0xFF);if (hex.length() == 1) {hex = '0' + hex;}sb.append(hex.toUpperCase());}return sb.toString();}/*** 将16进制转换为二进制** @param hexStr* @return*/public static byte[] parseHexStr2Byte(String hexStr) {if (hexStr.length() < 1) {return null;}byte[] result = new byte[hexStr.length() / 2];for (int i = 0; i < hexStr.length() / 2; i++) {int high = Integer.parseInt(hexStr.substring(i * 2, i * 2 + 1), 16);int low = Integer.parseInt(hexStr.substring(i * 2 + 1, i * 2 + 2), 16);result[i] = (byte) (high * 16 + low);}return result;}public static void main(String[] args) {String content = "idaddy0000000001KE0yS1GcqQ823TatPYMLbwOmu7NZXHJI111111";System.out.println("加密前:" + content);String encrypt = AESUtil.encrypt(content, KEY);System.out.println("加密后：" + encrypt);System.out.println("解密后:"+AESUtil.decrypt(encrypt, KEY));}}结果：
加密前:123abc
加密后：ED4FFA53B4F3AE8277DEB8A4D313508E
解密后:123abc