小编Kri*_*ish的帖子

我是Java的新手,正在尝试使用AES-128对称加密的混合加密技术,然后在生成的对称密钥上使用RSA-1024非对称加密.有人可以帮助我为什么会得到这个例外.我已经关注了其他帖子,并在相应的文件夹中下载了Java Cryptography Extension(JCE)Unlimited Strength Jurisdiction Policy Files第6版.

Code snippet:
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.security.Key;
import java.security.InvalidKeyException;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Security;
import java.security.interfaces.RSAPrivateKey;
import java.security.interfaces.RSAPublicKey;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.SecretKeySpec;
import java.security.SecureRandom;

    public class MainClass {

        /**
         * @param args
         * Encryption and Decryption with AES/ECB/PKCS7Padding  and RSA/ECB/PKCS1Padding
         */
        public static void main(String[] args) throws Exception {
            // TODO Auto-generated method stub
            Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());   
            System.out.println("Enter a Message to be encrypted!");
            // Read an input from console
            InputStreamReader …