[openssl-users] Verifying a signature - format problems

Andrew Carpenter andrewcarp at gmail.com
Fri Jul 24 18:30:57 UTC 2015


Well That's interesting.  when I download and use your .sig file, I get the
same errors.  How do you go about picking up your signature form the file
system?

On Fri, Jul 24, 2015 at 11:55 AM, Richard Moore <richmoore44 at gmail.com>
wrote:

>
>
> On 24 July 2015 at 13:32, Andrew Carpenter <andrewcarp at gmail.com> wrote:
>
>>     So my question is: What format should the signature file be in?
>> base64? DER? PKCS7? raw binary?  Specifically I am talking about the
>> function EVP_DigestVerifyFinal(), What format should the *sig parameter be
>> in?  The DiestVerifyInit and DigestVerifyUpdate are working with no errors,
>> so I have narrowed it down to this function.
>> Thanks,
>>
>>
> ​You might find this change I've recently written for Qt useful:
> https://codereview.qt-project.org/#/c/113855/
> It implements exactly this and has lots of test cases.
>
> Cheers
>
> Rich.
>>
>
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-- 
Andrew Carpenter,
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