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ASecuritySite: When Bob Met Alice
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ASecuritySite: When Bob Met Alice

Prof Bill Buchanan OBE
Prof Bill Buchanan OBE

Jan 2

·
3 min read
·
Photo by Signature Pro on Unsplash

Can We Recover The Public Key from an ECDSA Signature?

With ECDSA we create a signature with a private key and then prove with a public key. A special feature of ECDSA is that we can recover the public key from the signature.

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Prof Bill Buchanan OBE

Prof Bill Buchanan OBE

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

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