using gpg with private keys from openssl certificates?

Robert J. Hansen rjh at
Thu Dec 18 16:04:23 CET 2008

arghman wrote:
> So (and here's where I'm less clear) if I wanted to link the assertions made
> by my X.509 certificates and my OpenPGP keys, there's no way to
> automatically do this. But if I were to use the same private/public key in
> both cases, I can assert to a third party that the entity in control of the
> certificate / keys is the same entity because they are based on the same
> underlying cryptographic primitive.

And the answer is the same as before: this is possible although very
difficult and usually not worth it.

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