What is a Hard Fork in Cryptocurrency?

Understanding Hard Forks in Cryptocurrency: What They Are and Their Impact In the context of cryptocurrencies, the term ‘hard fork’ is highly used, concerning ongoing discussions about blockchain networks and their upgrades. ‘Hard fork’ is another way of describing a major modification of the protocol at the base of a blockchain that makes it different [...] source: https://sfctoday.com/what-is-a-hard-fork-in-cryptocurrency/