Error encrypting string data
Mon, 21 Jul 2003 13:03:20 +0200
On Mon, 21 Jul 2003 11:34:31 +0200, Ralf Schneider said:
> Ok, but gcry_mpi_print takes a parameter of type gcry_mpi_t and the key is of
> type gcry_ac_key_t. I tried to simply convert the key to gcry_mpi_t but this
> results in a segementation fault :-( So, how can I convert a gcry_ac_key to a
The AC interface is pretty new; Moritz can give you some hints.
> I have a german edition of Bruce Schneier's "Applied Cryptographie" which is a
> little bit easier to understand for me :-) I read the chapter about public
> key algorithms and the problem of a small encryption exponent.
AC has a couple of errors and is not sufficient to implement crypto.
HAC is the definitely better. I have not yet looked at
Schneier/Ferguson's "Practical Cryptography" but it aims to be an easy
to understand HOWTO implement crypto protocols. It is probably worth
> But how can this padding be done? By appending a fix number of random bytes
> (for example always 20 bytes) to the plain text that can be easily removed
> when decryting the cipher text?
Werner Koch <email@example.com>
The GnuPG Experts http://g10code.com
Free Software Foundation Europe http://fsfeurope.org