A channel that updates payment balances without requiring an onchain transaction for every payment.
You make several Lightning payments by updating channel balances, without publishing a separate onchain transaction for each one.
A network design where participants exchange information directly with other participants.
A target price relationship between an asset and a reference asset or value.
A stablecoin targets $1 but trades at $0.97, so people describe it as below its peg while checking whether redemption still works.
A signed authorization that lets someone submit an ERC-20 allowance change on the token owner's behalf.
Derivative contracts designed for ongoing price exposure without the ordinary expiration of dated futures.
"I'm long BTC through a perp contract; I don't own spot BTC from opening that position."
Deception that impersonates a trusted person or service to obtain secrets or harmful authorizations.
The support DM asks for recovery words to "verify" your wallet. That is a phishing request for the material controlling it.
The difficulty of finding an input that produces a specified cryptographic hash output.
"I hashed a predictable word, so it must be secret now." Someone can still hash likely guesses and look for the match.
A source of asset-price updates that applications can read, often through an onchain oracle record.
Your app checks both the price and its update timestamp; yesterday's number is not automatically today's usable quote.
The change in a trade’s effective price caused by that trade using available liquidity.
The part of an Ethereum transaction’s gas price paid to the block proposer above the base fee.
You raise the tip on a pending transaction, while also checking that its maximum total fee can cover the current base fee.