On Tue, Jul 12, 2005, David Templar wrote:

> Hi all,
> 
> I am really stuck and have tried all I can - I really need your help to 
> generate a software publishing certificate and its root cert to install 
> on motorola phones.
> 
> I am enclosing a copy of an already existing cert on the phone. It 
> appears to be a V4 x509 cert - I could be wrong though. The phone does 
> not seem to accept any certificates I have currently generated. Someone 
> said to delete the first 2 octets, using that I can read the file now, 
> but how do I generate a certificate like it?? The certificate is called 
> motman.crt, but I have attached it as motman.txt as the openssly posting 
> does not allow .crt extensions.
> 

Its V3 X509 with two additional bytes prepended. IF you want to generate it
just take a DER format file and prepend the same bytes.

However there may not be a solution to your problem. I know of a couple of
phones that deliberately have no way to add new CA certificates.

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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