How do I know if its encrypted?

[Ben.Goren at asu.edu]

At 6:58 PM 1/13/95, Eric Hughes wrote:
>   From: Ben.Goren at asu.edu
>
>   That of the data haven operator being able to deny knowledge of the
>   contents of files people send him. He'll only return files that, when
>   operated on by a strong cryptographic algorithm, make sense.
>
>This idea doesn't work for the purpose intended.  I'll upload straight
>ASCII.  When you ask for an decryption key, I'll make one up randomly,
>apply the decryption algorithm to the flat text, and send that back to
>you as a confirmation.
>[. . .]

Damn. I hate it when I overlook the obvious.

Still, I'd like to think there's an answer. Perhaps I'll keep thinking on it.

>Eric

--
Ben.Goren at asu.edu, Arizona State University School of Music
 Finger ben at tux.music.asu.edu for PGP public key ID 0xCFF23BD5.