ECC Trivia: There Are Two Elliptic Curve Points For Every x-Axis Point

So, what’s the square root of 9? You, might say it is 3, but that not the right answer … as the right answer is 3 and -3. What has that go to do with cybersecurity, well, I’ll explain.

So, let me do a bit of trivia here. In ECC (Elliptic Curve Cryptography), we have a point on a curve and we operate on it. If we call that point P. Then we might…

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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.