SegWit

SegWit (Segregated Witness, 2017) moved transaction signatures out of Bitcoin's block size limit — effectively raising capacity without a hard fork — and f

SegWit (Segregated Witness, 2017) moved transaction signatures out of Bitcoin’s block size limit — effectively raising capacity without a hard fork — and fixed transaction malleability, which unblocked the Lightning Network and cleaner second layers.

Why it matters

SegWit was Bitcoin’s block-size war settlement: bigger blocks via accounting change instead of rule break. The lesson for analysts: Bitcoin upgrades by soft fork and rough consensus, slowly — which is exactly why its governance scores so highly, and why every change takes years of argument first.

Related terms

bitcoin ·
transaction · block

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