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A blockchain does not require anything beyond ensuring the prior entries checksums make sense. Making past entries immutable is the purpose. Proof of work and
by daniellarusso 5y ago
A blockchain does not require anything beyond ensuring the prior entries checksums make sense.
Making past entries immutable is the purpose.
Proof of work and distributed mining don’t need a blockchain.
Have you heard of hashcash? It is proof-of-work concept to prevent email spam.
https://en.m.wikipedia.org/wiki/Hashcash https://en.m.wikipedia.org/wiki/Hashcash
- 74d-fe6-2c6 5y agowhat prevents the entity controlling the blockchain from recursively changing data and adjusting the checksums?
- daniellarusso 5y agoParaphrasing Achebe here: “that until the lions have their own historians, the history of the hunt will always glorify the hunter.“ This is also an issue with a 51% attack.