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  1. Home
  2. /Glossary
  3. /Proof of Stake (PoS)
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blockchain

Proof of Stake (PoS)

A consensus mechanism where validators stake tokens as collateral to secure the network.

Definition

A consensus mechanism where validators stake tokens as collateral to secure the network. Unlike mining, PoS doesn't require massive energy consumption. Ethereum switched from proof-of-work to proof-of-stake in September 2022.

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Learn More About Proof of Stake (PoS)

GuideWhat is Ethereum? Complete GuideGuideCrypto Staking GuideBlogEthereum Staking Yields Are Dropping and Validators Are LeavingBlogProof of Work vs Proof of Stake Explained Simply

Related Terms

Proof of Work (PoW)

A consensus mechanism where miners solve computational puzzles to create blocks and earn rewards.

Staking

Locking up tokens to help secure a proof-of-stake network and earn rewards.

Validator

A node operator who validates transactions and creates blocks on a proof-of-stake network.

ABI

Application Binary Interface.

Account Abstraction

A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.

ERC-4337

The Ethereum standard for account abstraction without changing the core protocol.

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