On 07.10.2013 10:54, Lay András wrote: > I made a simple elliptic curve utility in command line PHP: > > https://github.com/LaySoft/ecc_phgp > > I know in the RSA, the sign is inverse operation of encrypt, so two > different keypairs needs for encrypt and sign. In elliptic curve > cryptography, the sign is not the inverse operation of encrypt, so my > application use same keypair for encrypt and sign. > > Is this correct?
Without looking at your specific implementation, I had a similar question but regarding to ECIES combined with ECDSA. See http://lists.randombit.net/pipermail/cryptography/2013-September/005353.html for the answers. Regards Dominik
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