Java代码实现:
- import java.security.Key;
- import java.security.SecureRandom;
- import javax.crypto.Cipher;
- import javax.crypto.SecretKeyFactory;
- import javax.crypto.spec.PBEKeySpec;
- import javax.crypto.spec.PBEParameterSpec;
- import org.apache.commons.codec.binary.Hex;
-
- public class PBE {
-
- public static final String src = "pbe test";
-
- public static void main(String[] args) {
- jdkPBE();
- }
-
- // 用jdk实现:
- public static void jdkPBE() {
- try {
- // 初始化盐
- SecureRandom random = new SecureRandom();
- byte[] salt = random.generateSeed(8);
-
- // 口令与密钥
- String password = "timliu";
- PBEKeySpec pbeKeySpec = new PBEKeySpec(password.toCharArray());
- SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEWITHMD5andDES");
- Key key = factory.generateSecret(pbeKeySpec);
-
- // 加密
- PBEParameterSpec pbeParameterSpac = new PBEParameterSpec(salt, 100);
- Cipher cipher = Cipher.getInstance("PBEWITHMD5andDES");
- cipher.init(Cipher.ENCRYPT_MODE, key, pbeParameterSpac);
- byte[] result = cipher.doFinal(src.getBytes());
- System.out.println("jdk pbe encrypt:" + Hex.encodeHexString(result));
-
- // 解密
- cipher.init(Cipher.DECRYPT_MODE, key, pbeParameterSpac);
- result = cipher.doFinal(result);
- System.out.println("jdk pbe decrypt:" + new String(result));
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
- }
应用举例:

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