Bill’s Crypto Notes

Recovering The Private Key in a ECDSA Signature Using A Single Random Nonce

You must look after your private key. It is the thing that identifies your systems, your users, and, in fact, your company. A breach of your private key can be one of the most costly things that a company can face in terms of a trust breach. And so, we are moving towards a world where we sign our transactions with your private key, and then prove them with our…

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Prof Bill Buchanan OBE

Prof Bill Buchanan OBE

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Professor of Cryptography. Serial innovator. Believer in fairness, justice & freedom. Based in Edinburgh. Old World Breaker. New World Creator. Building trust.