What requirements does a sound Ethereum address require to fulfill, can it be only a random number in hexadecimal? Ethereum addresses are hashes of a community vital. So to generate one You will need to generate a private key initial (see: What is the method of compute an Ethereum address https://tronvanityaddressgenerato01098.total-blog.com/the-smart-trick-of-ethereum-generator-that-no-one-is-discussing-51899096