Crypto Wiki

Proof of Work (PoW) is a consensus algorithm that requires network participants (miners) to solve complex mathematical puzzles to validate transactions and create new blocks. 

Proof of Stake (PoS) is a consensus algorithm used by blockchain networks to validate transactions and secure the network.

Proof of History (PoH) is a consensus mechanism used by Solana to create a verifiable order of events or transactions before they are processed. 

Proof of Authority (PoA) is a consensus mechanism where transactions and blocks are validated by approved or "authorized" validators.

A private key is a cryptographic code used to authorize transactions and access cryptocurrency funds in a blockchain wallet.

Price slippage occurs when the execution price of a trade differs from the expected price due to market volatility or low liquidity. 

Polygon, previously known as Matic Network, is a Layer-2 scaling solution designed to improve the efficiency of the Ethereum blockchain by addressing its high transaction costs and slow processing times.

Play-to-Earn (P2E) is a gaming model where players earn cryptocurrency or NFTs as rewards for participating in a game.

Peer-to-Peer (P2P) refers to a decentralized network where two or more individuals can interact directly with each other without relying on an intermediary or central authority. 

A parachain is an independent blockchain that runs parallel to a main chain (referred to as the relay chain) in a multi-chain network such as Polkadot or Kusama.