[gnutls-help] OID

Nikos Mavrogiannopoulos nmav at gnutls.org
Mon Nov 17 18:37:45 CET 2014

On Mon, 2014-11-17 at 16:47 +0100, Sascha Ziemann wrote:
> The OID specifies the key usage for e-mail
> protection:
> http://www.alvestrand.no/objectid/
> This OID is necessary to use the certificate with openssl smime -sign
> and -verify. If it is not in the certificate, the verification fails
> with a certificate purpose error.

Thanks. There is already a special keyword for it in master (i.e.,
3.4.0), but you can also specify it as "key_purpose_oid =" in all previous versions.


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