Matthew Small wrote:
> Hashing is not always a "theoretically unique" value.  I know of hashes
> that will produce the same hash value from different input values, but
> those are not typically used in encryption/decryption algorithms, where
> recovery of the original form is an issue.  I've seen them in storage
> algorithms when I was a student.

Oops, right.  Generic hashing is simply producing one value from another.
The hash value should be consistent, but I don't know that it's a
requirement in order to be termed as a hashing algorithm.

As you mentioned though, the 1-way hashs are the ones that are used for
security/authentication/etc.

> In the end, I am not an encryption expert but I play one on TV. :-)  I
> was offering the reason I thought it most likely that the encryption
> algorithm offers up multiple versions of encrypted text from the same
> data.

Yeah, I play one on the other similarly themed show 8^).

--
Mosh Teitelbaum
evoch, LLC
Tel: (301) 625-9191
Fax: (301) 933-3651
Email: [EMAIL PROTECTED]
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