Re: Draft registration for application/xenc+xml from Aaron Swartz on 2002-05-24 (xml-encryption@w3.org from May 2002)

From: Aaron Swartz <me@aaronsw.com>
Date: Fri, 24 May 2002 13:36:38 -0500
To: reagle@w3.org
Cc: Mark Baker <distobj@acm.org>, xml-encryption@w3.org
Message-Id: <2EF38202-6F45-11D6-AF46-00039314F89C@aaronsw.com>

[trimming the really long cc list]

On Friday, May 24, 2002, at 01:13 PM, Joseph Reagle wrote:

> If you encrypt a PNG, the
> resulting instance might look like:
>
>   <?xml version='1.0'?>
>   <EncryptedData xmlns='http://www.w3.org/2001/04/xmlenc#'
>    MimeType='image/png'>
>     <CipherData>
>       <CipherValue>A23B45C56</CipherValue>
>     </CipherData>
>   </EncryptedData>

Doesn't this leak the fact that a PNG is encrypted? Is there any way to 
include this metadata inside the encrypted data?

  - Aaron

Received on Friday, 24 May 2002 14:45:19 UTC