why gpg use SHA1 instead of pref???
dshaw at jabberwocky.com
Thu Mar 22 23:54:53 CET 2007
On Thu, Mar 22, 2007 at 11:12:26AM +0000, redstar wrote:
> New: Symmetrically Encrypted and MDC Packet(tag 18)(70 bytes)
> Ver 1
> Encrypted data [sym alg is specified in pub-key encrypted session key]
> (plain text + MDC SHA1(20 bytes))
> What I must do for using RIPEMD160 hash of encryption??? Its normal because
> encryption specifications requirements? Or its error of gpg?
The MDC is always SHA-1. It is fixed as part of the protocol.
> Why he will use RSA encryption as other symmetric ciphers like CAST5, 3DES,
> BLOWFISH,, in prefs, and, RSA its not in prefs list?
The type of public-key encryption is defined by what type of key you
are encrypting to. An RSA key means RSA encryption. The symmetric
ciphers are not relevant to this question.
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