Decentralized Oracle
A decentralized oracle combines observations from multiple independent sources or operators to deliver externally derived data to blockchain applications. Distribution reduces dependence…
Glossary terms starting with D
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Decentralized Oracle Network (DON)
A Decentralized Oracle Network is a defined group of independent oracle nodes that reaches agreement on data, computation, or cross-chain results. DONs…
Decentralized Stablecoin
A decentralized stablecoin is a token designed to maintain a target value without relying entirely on one centralized issuer, bank account, or…
Decentralized Treasury
A decentralized treasury is a treasury whose decision authority and asset control are distributed across participants, contracts, or independent signers rather than…
Decoded Transaction
A decoded transaction is a raw blockchain transaction translated from protocol encoding into readable fields such as sender, recipient, amount, fee, contract…
Dedicated Payment Address
A dedicated payment address is a blockchain address assigned exclusively to one merchant, customer, order, invoice, or payment relationship. The address simplifies…
Dedicated RPC Endpoint
A Dedicated RPC Endpoint is a blockchain node interface reserved for one customer, application, workload, or capacity allocation rather than shared broadly…
Deep Cold Storage
Deep Cold Storage is a highly restricted cold-storage arrangement designed for very infrequent access, long-term reserves, or disaster-resistant key preservation. It applies…
Deepfake Fraud
Deepfake Fraud is deception using synthetically generated or materially manipulated audio, video, images, or other media to impersonate a person or fabricate…
Default Account State
Default account state is the initial or baseline condition assigned to a blockchain account, smart-contract account, token account, or application account before…
Deferred Net Settlement (DNS)
Deferred net settlement is an arrangement in which payment obligations accumulate during a defined period, are offset to calculate participant net positions,…
Deferred Payment
A deferred payment is an obligation whose due date or collection date is intentionally set later than the purchase, delivery, or agreement.…
Deflation Risk
Deflation risk is the possibility that persistent price declines or shrinking monetary supply harm spending, debt repayment, liquidity, or economic activity. A…
Deflationary Token
A deflationary token is a token whose supply is designed to decrease over time or whose net issuance can become negative. Mechanisms…
Delayed Crypto Settlement
Delayed crypto settlement is settlement that occurs after an intentional or unexpected waiting period rather than immediately after payment detection. Delay may…
Delayed Finality
Delayed finality is a condition in which blocks or transactions continue to appear or remain provisionally canonical, but the network’s stronger finality…
Delayed Payment
A delayed payment is a payment that starts, arrives, posts, confirms, or settles later than the expected or promised time. The delay…
Delayed Webhook
A Delayed Webhook is an event notification that reaches the receiver later than the delivery time expected by the sender or the…
Delegatecall Vulnerability
A delegatecall vulnerability lets external contract code execute in the caller's storage context and corrupt state, privileges, or upgrade control. For Delegatecall…
Delegated Proof of Stake (DPoS)
Delegated Proof of Stake lets token holders elect a limited validator or producer set that creates blocks and secures network consensus. A…
Delegated Transaction
A delegated transaction is a blockchain transaction in which one party authorizes another party, service, or smart contract to submit or execute…
Delivery Risk
Delivery risk is the possibility that expected goods, services, messages, assets, or system outputs arrive late, incomplete, incorrect, or not at all.…
Delivery-versus-Payment (DvP)
Delivery-versus-payment is a securities-settlement mechanism that links the transfer of securities to the corresponding transfer of funds so that delivery occurs only…
Denial-of-Service Attack (DoS)
A Denial-of-Service Attack (DoS) is an attempt to make a system, network, API, or function unavailable or materially degraded by exhausting resources,…