Sentences with phrase «previously valid blocks»
You may also sometimes hear mention of a «soft fork», a change to the software protocol where only previously valid blocks / transactions are made invalid.
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The better option denotes soft forks or changes to app protocol where only previously valid block transactions become invalid.
Not exact matches
A hard fork is a radical change to the protocol that makes previously invalid blocks / transactions valid, or vice-versa, and as such requires all nodes or users to upgrade to the latest version of the protocol software.
With a hardfork, all participants must upgrade to the new protocol as previously invalid blocks and transactions are now valid.
Originally, at least, the term referred to a change to the Bitcoin protocol that makes previously invalid blocks or transactions valid.
Hard consensus forks render previously invalid blocks valid, and make non-upgrading nodes incompatible.
A change to the Bitcoin protocol that makes previously invalid blocks / transactions valid, and therefore requires all users to upgrade.