Paper Wallet
Riccardo Dondi
A paper wallet is a secure, offline method for storing cryptocurrencies, involving printed private and public keys, offering high security but requiring careful handling.
Riccardo Dondi
P2P (peer-to-peer)
P2P in cryptocurrency refers to decentralized networks enabling direct, secure transactions without intermediaries, offering cost-effectiveness, speed, and global access.
P2E
P2E, or "Play-to-Earn," enables gamers to earn cryptocurrency through gaming, leveraging blockchain for secure, transparent transactions and real-world value.
Orphaned Block
An orphaned block in cryptocurrency is a block solved but not accepted into the main blockchain, often due to simultaneous block solving by miners.
Orphan Block
An orphan block in cryptocurrency refers to a valid block not included in the main blockchain, occurring when two miners solve a block simultaneously.
Order Book
An order book in cryptocurrency is a digital ledger listing buy and sell orders, facilitating transparent trading and aiding in market price discovery and strategy development.
Oracle
Oracles bridge the gap between blockchain and real-world data, enabling dynamic smart contracts and expanding blockchain applications in finance, insurance, and more.
Optimistic Rollup
Optimistic Rollups enhance blockchain efficiency by processing transactions off-chain, reducing gas fees and delays, while ensuring security through fraud proofs.
Optimism
Optimism is a Layer 2 Ethereum scaling solution using Optimistic Rollups, enhancing scalability, reducing transaction costs, and maintaining security and decentralization.
OpenSea
OpenSea is the largest NFT marketplace, revolutionizing digital asset trading with blockchain security, a user-friendly interface, and decentralized transactions.