Thank you very much.    I appreciate your extra effort. 

-----Original Message-----
From: owner-openssl-us...@openssl.org [mailto:owner-openssl-us...@openssl.org] 
On Behalf Of Dr. Stephen Henson
Sent: Wednesday, May 09, 2012 6:38 AM
To: openssl-users@openssl.org
Subject: Re: FAILED:unable to get local issuer certificate

On Tue, May 08, 2012, dave.mclel...@emc.com wrote:

> Hi Dr. Steve:   can I get clarification on your note about the '...link 
> algorithm has changed...'?
> 
> Does this refer to the hash computed over a certificate which is needed when 
> using SSL_CTX_load_verify_locations(pCtx, NULL, path_to_verify_directory)?
> 
> I discovered (and resolved) this in testing 1.0.1 recently, upgrade from 
> 0.9.8r,   I just want to confirm this is the issue you mentioned.
> 

Yes. The old algorithm was computed over the raw encoding the a DN using MD5
this meant equivalent DNs with different encodings wouldn't work and special
exceptions had to be made for FIPS140-2 mode.

The new version uses an canonical encoding of the DN using SHA1 instead.

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org
______________________________________________________________________
OpenSSL Project                                 http://www.openssl.org
User Support Mailing List                    openssl-users@openssl.org
Automated List Manager                           majord...@openssl.org
______________________________________________________________________
OpenSSL Project                                 http://www.openssl.org
User Support Mailing List                    openssl-users@openssl.org
Automated List Manager                           majord...@openssl.org

Reply via email to