On Thu, Mar 11, 2004, Kenichi MORI wrote:

> Dear everyone,
> 
> Could you tell me about X.509 extensions in OpenSSL ?
> 
> 1)
> Can I use DirectoryName(DN) in X.509 extensions "Subject Alternative Name" ?
> According to openssl.txt (included doc directory), I can use "email", "URI",
> "DNS", "RID" and "IP". But I can't find about DirectoryName.
> 

You can but only in OpenSSL 0.9.8. Support may be backported to the
0.9.7-stable branch at some point.

> 2)
> Can I use PrivateKeyValidity extensions. I know that RFC2459 recommend 
> not to use. But I would like to use it. 
> 

You can display it and use it from a program. There is no option to add it
though in a certificate using 'ca' for example. It would be possible using the
0.9.8 mini-ASN1 compiler but messy.

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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