March 5, 2026 Protocol Fee A fee charged by a DeFi protocol on transactions flowing through its smart contracts. Read More
March 5, 2026 Proof of Work (PoW) A consensus mechanism requiring miners to expend computational energy to solve mathematical puzzles in order to earn block rewards. Read More
March 5, 2026 Proof of Stake (PoS) A consensus mechanism where validators are chosen to create new blocks based on the amount of cryptocurrency they hold and lock. Read More
March 5, 2026 Proof of Reserves A cryptographic audit conducted by cryptocurrency exchanges to prove they hold sufficient assets to cover customer deposits. Read More
March 5, 2026 Proof of Personhood A blockchain mechanism verifying that each network participant is a unique human being. Read More
March 5, 2026 Proof of History A cryptographic technique used by Solana that creates a historical record proving events occurred at a specific moment in time. Read More
March 5, 2026 Proof of Burn A consensus mechanism where participants destroy cryptocurrency to gain mining rights or protocol participation privileges. Read More
March 5, 2026 Proof of Authority (PoA) A consensus mechanism where a limited number of pre-approved validators are trusted to process transactions. Read More
March 5, 2026 Proof of Attendance Protocol (POAP) A blockchain badge system issuing NFTs as proof that someone attended a specific event. Read More
March 5, 2026 Private Key A secret cryptographic key that proves ownership of a cryptocurrency wallet and is required to authorize transactions. Read More