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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