Computing Magazine

Encrypts a File

Posted on the 22 April 2012 by In7rud3r
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//Reads in a file & XORS all the characters with 0
//To decrypt the file simply run it through this program again
//Usage: FileEncrypt SourceFile DestinationFile

import java.io.*;
import java.util.StringTokenizer;
import java.util.*;
import java.awt.*;

public class FileEncrypt
{
public static void main(String[] pArgs) throws IOException
{
String oneLine;
String[] aStore = new String [100];
int i = 0;
int Return=-1;
File filen = new File(pArgs[0]);

FileInputStream theFile = new FileInputStream(pArgs[0]);
int FileSize =(int)filen.length();
byte Bytes[]=new byte[FileSize];
Return=theFile.read(Bytes);

String file1 = new String(Bytes);

FileOutputStream myOutput = new FileOutputStream(pArgs[1]);
for (int loop = i; i<FileSize; i++)
{
myOutput.write(Bytes[i] + 128);
}
myOutput.close();

}

}


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