Immutability
The property that once data is recorded on a blockchain and confirmed, it cannot practically be changed or deleted. This permanence is a key source of blockchains' trustworthiness, though it also means errors, theft, and unwanted records can be very hard to undo.
SubscribersExplained in Chapter 11: The Blockchain: Data Structure, Ledger, and Immutability
More terms
Chapter 8
Get Chapter 8 free
Subscribe and Chapter 8, on cryptography, opens for you on this site. Invite friends and the rest of Part III opens too.
One email to confirm, then Web3 in plain terms, a free seven-day email course, and an occasional note about the book. Unsubscribe any time.