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Protocol · Modern Bitcoin

Soft forks

A soft fork tightens Bitcoin’s validity rules in a way that can remain compatible with older nodes that continue to enforce the previous broader rules.

Why it matters

A soft fork tightens Bitcoin’s validity rules in a way that can remain compatible with older nodes that continue to enforce the previous broader rules.

Key ideas

Primary and technical sources

Bitcoin Developer DocumentationBitcoin.orgBitcoin: A Peer-to-Peer Electronic Cash SystemSatoshi Nakamoto

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