/Java/UPLOAD TEXTFILE USING CYPERTEXT USING JAVA

UPLOAD TEXTFILE USING CYPERTEXT USING JAVA

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;

public class HelloWorld{
    public static void main(String[] args) {

        try{
            KeyGenerator keygenerator = KeyGenerator.getInstance("DES");
            SecretKey myDesKey = keygenerator.generateKey();

            Cipher desCipher;
            desCipher = Cipher.getInstance("DES");


            byte[] text = "No body can see me.".getBytes("UTF8");


            desCipher.init(Cipher.ENCRYPT_MODE, myDesKey);
            byte[] textEncrypted = desCipher.doFinal(text);

            String s = new String(textEncrypted);
            System.out.println(s);

            desCipher.init(Cipher.DECRYPT_MODE, myDesKey);
            byte[] textDecrypted = desCipher.doFinal(textEncrypted);

            s = new String(textDecrypted);
            System.out.println(s);
        }catch(Exception e)
        {
            System.out.println("Exception");
        }
    }
}

Source: stackoverflow.com

Similar codes

11 votes140 views6 answers
Print statement in java
Java
15 votes131 views2 answers
Array of string java
Java
-3 votes134 views2 answers
Multiplication table for number Java
Java
0 vote152 views1 answer
Spring security auto login after register
Java
1 vote130 views1 answer
Org.springframework.orm.jpa.EntityManagerHolder cannot be cast to org.springframework.orm.hibernate5.SessionHolder
Java Spring
0 vote149 views1 answer
Objectmapper maven Dependency
Java
0 vote148 views1 answer
Runnable java
Java
0 vote145 views1 answer
Binary number input in int java
Java
2 votes147 views2 answers
Converter int array para string java
Java
0 vote204 views1 answer
Hash tree in java
Java