Definition
A hard fork is a non-backward-compatible blockchain upgrade that can split a chain into two separate networks. Learn how hard forks work and their implications.
Why It Matters
Understanding Hard Fork helps you read crypto market data more accurately and make better-informed decisions when comparing coins, projects, and on-chain activity.
Where You'll See It
Hard Fork appears throughout cryptocurrency analytics on Crypto Market Watch — including coin profiles, rankings, and other glossary entries. Continue with related glossary terms or read the longer-form learn articles for deeper context.