MDC & Symmetric

David Shaw
Mon May 20 14:31:01 2002

On Mon, May 20, 2002 at 11:30:58AM +0000, Aurelio Turco wrote:
> Does gpg's symmetric encryption also benefit from
> MDC (Modification Detection Code)?

Yes.  Since unlike PK encryption, there is no way to tell if the
recepient can handle it, it is off by default.  You usually need to
turn it on via --force-mdc.  It is on by default on all of the >128bit


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