Re: [android-developers] MD5 Hash On Android Does Not Match Dot Net MD5 Hash

On Sat, Jun 4, 2011 at 7:16 AM, Ratfish <aaron.radich@gmail.com> wrote:
> I've got a problem where a MD5 Hash function in Android generates a
> different hash than a similar routine in .NET.  The Android hash is
> calculated as "J0t��j#߸� bq- �", while the .NET hash is calculated as
> "SjB0j+xqI9+4hxticS0Cjw==".  Is this due to a character set issue?
> Unicode versus non-unicode?
>

This has little to do with Android, and what you have is an HMAC, not
a hash function. To get the same result you need to properly Base64
encode the bytes produced from your function. Change the line
below to do Base64 encoding, it looks like it's just converting
the bytes to a string.

>   String sEncodedText = EncodingUtils.getString(encodedTextBytes,
> "BASE64");

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