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RE: RSA sign/verify and hash generation functions
From: |
Murray S. Kucherawy |
Subject: |
RE: RSA sign/verify and hash generation functions |
Date: |
Thu, 9 Dec 2010 10:13:47 -0800 |
> -----Original Message-----
> From: Nikos Mavrogiannopoulos [mailto:address@hidden On Behalf Of Nikos
> Mavrogiannopoulos
> Sent: Thursday, December 09, 2010 12:23 AM
> To: Murray S. Kucherawy
> Cc: address@hidden
> Subject: Re: RSA sign/verify and hash generation functions
>
> > I did. By the looks of things, the *_sign_hash() functions look like
> > they sign a hash that's already been computed, which is the case for
> > me, so that's what I used.
>
> The current sign_hash function is not what you want. They are tricky to
> use to generate correct signatures (for DSA they work ok, but for RSA
> require one more step to generate a PKCS #1 compliant signature - i.e.
> BER encode the hash as DigestInfo). I'll add a safer to use API for
> 2.12.x and deprecate those functions.
OK. If you would like me to try those out once they're available, just point
me at the tarball.
- Re: RSA sign/verify and hash generation functions, (continued)
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/08
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/08
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/08
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/08
- Re: RSA sign/verify and hash generation functions, Alessandro Vesely, 2010/12/09
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/09
- Re: RSA sign/verify and hash generation functions, Alessandro Vesely, 2010/12/11
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/08
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/08
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/09
- RE: RSA sign/verify and hash generation functions,
Murray S. Kucherawy <=
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/13
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/14
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/14
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/14
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/15
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/16
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/16
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/16
- RE: RSA sign/verify and hash generation functions, Murray S. Kucherawy, 2010/12/16
- Re: RSA sign/verify and hash generation functions, Nikos Mavrogiannopoulos, 2010/12/18