Hi,

Thank you for your response. But I have a file in which private key is
available.

Smime -sign command prompts me for a pass word which I enter and internally
private key is passed to pkcs7_sign () in EVP_PKEY without pass word. 

But I have a password protected private key in a file which I am not able to
input to pkcs7_sign() directly. I also have the password in another file. So
is there any function which takes password protected private key and
password and return an EVP_PKEY without password?

Thanks and Regards
Aparna

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Dr. Stephen Henson
Sent: Wednesday, December 15, 2004 7:18 PM
To: [EMAIL PROTECTED]
Subject: Re: pkcs7_sign function

On Wed, Dec 15, 2004, Aparna Nandyal wrote:

> 
> Hi
> 
> Im using pkcs7_sign method. One of the input parameters to this function
is
> EVP_PKEY private key. But private keys are password protected and there is
> no parameter in the function to take the password for the private key. So
> can anyone let me know how pkcs7_sign method can be used with password
> protected key?
> 

The password protection is normally handled when you obtain the EVP_PKEY
structure. That might be from a PEM file or a PKCS#12 file. Those (and other
options) include support for passwords.

Steve.
--
Dr Stephen N. Henson. Email, S/MIME and PGP keys: see homepage
OpenSSL project core developer and freelance consultant.
Funding needed! Details on homepage.
Homepage: http://www.drh-consultancy.demon.co.uk
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