Technical Definition
Proof of Work
Proof of Work is a blockchain consensus system where miners use computing power to secure the network.
By Crypto University Editorial
MiningBlock
✦ Key Insight
It is the original model used by Bitcoin and is known for strong security and high energy use.
✕ Common Misconceptions
Thinking proof of work and proof of stake work the same way.
Detailed Explanation
How It Works
Miners compete to solve cryptographic problems. The winning miner adds the next block and receives rewards.
FAQs
Why does proof of work use energy?
Because miners run powerful machines to compete for block rewards.
In Practice
“Bitcoin mining uses proof of work.”
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