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Re: curl_easy_perform() fails with "Problem with the SSL CA cert (path? access rights?)" after first time calling this routine

From: Oscar Koeroo <>
Date: Fri, 15 Mar 2013 16:16:47 +0100

On 15-03-13 15:44, cnm marketing wrote:
> How that can be? Does libcurl also use openssl?

libcurl is able to use 9 different SSL implementation as its SSL library
for SSL connections. And yes, OpenSSL is one of them.

> From my code, I only invoke libcurl routines. Again the following
> output are the libcurl output by using CURLOPT_VERBOSE and
> CURLOPT_STDERR. When setting CURLOPT_SSL_VERIFYHOST to 1, we got the
> debug1.txt output, when setting CURLOPT_SSL_VERIFYHOST to 0, we get the
> debug.txt output

I've never seen the error message

> * error:0506706E:Diffie-Hellman routines:GENERATE_KEY:key size too small

What SSL implementation is your libcurl using? How is the SSL stack
build and how did you build libcurl?


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Received on 2013-03-15