Blockchain & Cryptocurrency Glossary

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PoW

Pronunciation
[pee-oh-dub-uh l-yoo or pou]
Definition
Abbreviation for Proof-of-Work. A consensus mechanism requiring computational effort to validate transactions and create new blocks.
Key Points

Relies on miners solving complex puzzles.

Secures the network by making attacks costly.

See 'Proof-of-Work' for full details.

Related Terms
Proof-of-Work
Consensus
Mining
Bitcoin

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