Photo by Angela Merenkova on Unsplash

The Basics of Ethereum Keys, IDs and Signatures

Node.js is a great advancement in creating back-end code. So, let’s use it to understand how Ethereum uses its keys and signs for messages. Overall, we use public-key encryption and which uses the elliptic curve that Satoshi Nakamoto selected for Bitcoin: secp256k1. With this, we have a random private key of 32 bytes (256 bits). If we run our local blockchain with Ganache, it will show us a number of…

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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.