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What Is a ‘Soft Fork’ in Cryptocurrency?

A soft fork is a backward-compatible protocol upgrade that only requires a majority of miners to enforce.
Greeks.Live20.11.25

What Is a ‘Soft Fork’ in Cryptocurrency?

A soft fork is a backward-compatible change to the blockchain protocol. This means that non-upgraded nodes will still see the new blocks as valid, even if they don't understand the new rules.

For example, a soft fork might impose a stricter rule on block validation. It only requires a majority of miners to upgrade to be enforced, as old nodes will follow the longest, new-rule-compliant chain.

What Is a ‘Hard Fork’ versus a ‘Soft Fork’ in Blockchain Technology?
How Does a Hard Fork Differ from a Soft Fork in Terms of Network Consensus?
What Is a Hard Fork versus a Soft Fork in Cryptocurrency?
How Does a Hard Fork or Soft Fork Change the Block Size Limit?

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