Android Open Source - schat Test Crypto

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License

The source code is released under:

MIT License

Java Source Code

package crypto;
//  w  w w .ja v a  2s  .co  m
import javax.crypto.SecretKey;
import java.security.KeyPair;
import java.util.Calendar;

import data.contents.ChatContent;
import data.Message;
import data.User;

/**
 *
 */
public class TestCrypto {

    public static void main(String[] args) {

        String text = "This is a simple Test!";

        User sender = new User("Alice");
        User receiver = new User("Bob");

        SecretKey skey = Cryptography.gen_symm_key();
        KeyPair keypair1 = Cryptography.gen_asymm_key();
        KeyPair keypair2 = Cryptography.gen_asymm_key();

        Message<ChatContent> message = new Message<>(Calendar.getInstance().getTime(), "Alice", "Bob", new ChatContent(text));
        Envelope secure_message = new Envelope(message, skey, keypair2.getPublic(), keypair1.getPrivate());

        SecretKey sharedSecretKey = secure_message.getUnwrappedKey(keypair2.getPrivate());
        System.out.println(secure_message.<ChatContent>decryptMessage(sharedSecretKey, keypair1.getPublic()));
    }

}

Java Source Code List

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