What are the benefits of proof of work in blockchain technology?
Proof of work (PoW) enhances security by requiring computational effort to validate transactions, making it costly to attack.
How does proof of work prevent double spending?
PoW makes double spending difficult because altering transaction history requires immense computational power, deterring fraud.
Are there any downsides to using proof of work?
Yes, PoW can be energy-intensive and may lead to centralization if mining power concentrates in a few entities.
What are some alternatives to proof of work?
Alternatives include proof of stake (PoS), delegated proof of stake (DPoS), and proof of authority (PoA), each with unique benefits.
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