MDC & Symmetric
Tue May 21 18:38:08 2002
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David Shaw email@example.com wrote:
> 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 ciphers.
so this includes 3DES (it's 168 bit) and excludes AES128? ;->>
this is default for all ciphers with blocksize >= 128bits:
AES128/192/256 and Twofish.
http://disastry.dhs.org/pgp <----PGP plugins for Netscape and MDaemon
^----PGP 2.6.3ia-multi06 (supports IDEA, CAST5, BLOWFISH, TWOFISH,
AES, 3DES ciphers and MD5, SHA1, RIPEMD160, SHA2 hashes)
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