Re: SHA-256 Vs SHA-1 & AES Vs DES

This question is especially interesting in light of this:
http://www.schneier.com/blog/archives/2005/02/sha1_broken.html

Shan Harter wrote:

>Hello,
>
>I originally sent this direct to Dale but perhaps the best method is to
>submit to the group so I will resubmit here.
> 
>In evaluation of the long term aspects and potential future
>vulnerabilities to existing hash and symmetric key algorithms, are there
>"phase-out" plans on the
>horizon to replace SHA-1 and DES as it relates to ebXML or AS2 - AS3? 
> 
>Is consideration being applied to SHA-256 or SHA-512?
> 
>See
> 
>http://www.fcw.com/fcw/articles/2005/0207/web-hash-02-07-05.asp
> 
> 
>Also is AES being considered to replace DES?
> 
>Regards,
> 
>Shan
> 
>
>
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