How to use publickey from x509 certificate?

[Damien Miller]

Tanja Wittke wrote:
> 
> Yes, but that's not what I meant. A ssh RSA public key looks like
> 
> ssh-rsa <key blob> optional comment
> 
> But I think this key blob isn't the complete key (modulus,exponent) 
> extracted from the certificate. Maybe just the modulus? Or is there 
> something else I don't see about the ssh RSA public key structure?

These can be created from "openssl rsa -pubout -in privatekey.pem"

-d