file encryption and integrity check

Johan Wevers johanw at
Tue Feb 28 00:18:07 CET 2006

David Shaw wrote:

>This is correct.  Of course, it's possible that GnuPG doesn't
>recognize a particular kind of compression.  If I recall, it looks for
>bzip, gzip, and zip.

A simple default test would be of course to check if the used compression
algorithm could decrease the file size: this would also prevent compression
being used from files like jpeg and mpeg. However, I don't see how to use
this method in streaming mode.

ir. J.C.A. Wevers         //  Physics and science fiction site:
johanw at   //
PGP/GPG public keys at

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