Re: XOR

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#620

From: Kevin Dean
Date: Tue, 27 May 2003 02:02

40 lines
2195 bytes

String s = new String(myDecryptedBytes);

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"C.Roum" <croum@edumail.com> wrote in message
news:3ed2640b@newsgroups.borland.com...
> Hi,
> I'm new to Java. I have an encrypted string which was encrypted with
Delphi
> routines and saved to my database.
> I'm trying to decrypt it by using Java.
> I encrypted that string by XOR with an array of bytes. lets say byte[] =
> {1,2,3}. How can i decrypt it?
> I tried sth like this:
>
> int[] myKey = {1, 2, 3};
> byte[] myEncryptedBytes = myEncryptedStr.getBytes();
>
>  for (int Index = 1; Index <= EncryptedBytes.length; Index++) {
>       myDecryptedBytes[Index - 1] =  ((myEncryptedBytes[Index - 1] & 0xff)
^
> myKey[Index % 3]);
> }
>
> how can i convet byte[] myDecryptedBytes to String? So that i can compare
it
> with my check string.
>
> thanks,
>
>
>

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From: "Kevin Dean" <NkOdSePaAnM@datadevelopment.com>
Newsgroups: borland.public.jbuilder.java.api
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Subject: Re: XOR
Date: Mon, 26 May 2003 22:02:20 -0400
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