Bitcoin private key from GnuPG secp256k1 secret key?

Stefan Claas stefan.claas at
Thu Aug 3 09:04:10 CEST 2017

On Thu, 03 Aug 2017 07:00:04 +0900, NIIBE Yutaka wrote:
> Stefan Claas <stefan.claas at> wrote:
> > just wondering if there is an easy way to generate a Bitcoin secret
> > key from a GnuPG  secp256k1 secret key. If so, how would you do
> > that?  
> I don't know about secret key conversion.
> In the past, I did something for public key:
> However, soon after this scripting, it occurred the Mt. Gox incident
> in Japan.  And I learned that most "users" don't control their
> private key for Bitcoin at all, just like general citizen don't
> control printing of paper money.  So, no further development for my
> side.  It was not committed to GnuPG repo.  (I only have a
> transaction with the address.)

Thanks for your reply!

> If someone will make transaction to that address for some amount, I
> would resume the development again. :-)

I could imagine that no one will do this, because if you have no
private key for "your" public address (according to your reply),
you have no control of that address, like spending/ sending
BTC from this address.

Best regards

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