Under the Hood: ECC

The Magic of Elliptic Curve Cryptography

Last week I was asked “ECC is used in lots of place, and I want to use it. How do I encrypt with it?”, and my answer was “You don’t, as it’s not really used in encryption. It is for signing (ECDSA) and key exchange (ECDH)”.

And so, the wonderful world of ECC (Elliptic Curve Cryptography) is constrained to two of the most important areas…