On Wed, Jun 06, 2012, Vladimir Belov wrote:

> Hello.
> 
> OCSP_basic_verify failed(returns -1) although "openssl ocsp  -respin
> ..." show "Response verify OK"  with the same OCSP response and root
> CAs.
> 
> I attached to this email the ZIP and TAR archives with OCSP
> response, the checked certificate, it's issuer
> certificate(VeriSignClass3ExtendedValidationSSLSGCCA.pem) and root
> certs of CAs.
> The checked certificate is certificate of the web-site www.verisign.com. I 
> use OpenSSL 1.0.0e.
> 
> OCSP_basic_verify failed(return -1) with next errors:
> 4064:error:0D0C50A1:lib(13):func(197):reason(161):.\crypto\asn1\a_verify.c:150:
> 4064:error:27069075:lib(39):func(105):reason(117):.\crypto\ocsp\ocsp_vfy.c:98:
> 
> I debuged this situation and found that this happens because
> EVP_get_digestbyname for argument "name"="SHA1" returns "NULL"!
> 

Perhaps:

http://www.openssl.org/support/faq.html#PROG8

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org
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