Partially Signed Bitcoin Transaction (PSBT)
A Partially Signed Bitcoin Transaction, or PSBT, is a standardized container for an unsigned or partly signed Bitcoin transaction plus the information…
Wallets, Custody & Treasury
Wallets, custody models, key management and treasury operations.
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Terms (421)
Passphrase Wallet
A passphrase wallet is a deterministic wallet whose seed derivation includes an additional user-chosen passphrase beyond the mnemonic words. For Passphrase Wallet,…
Personal Wallet
A personal wallet is a wallet used by an individual to manage their own digital assets, payments, credentials, or application interactions. The…
Physical Backup
A physical backup is a tangible copy of wallet recovery information stored on paper, metal, removable media, hardware, or another offline object.…
Policy-Based Signing
Policy-based signing allows a cryptographic signature only when a transaction or request satisfies predefined authorization, risk, and operational rules. Secure use of…
Policy-Based Treasury
Policy-based treasury manages asset holding and movement through explicit rules for liquidity, risk, authorization, counterparties, destinations, and operational limits. The operating record…
Pooled Account
A pooled account combines multiple balances or transactions in one shared account or wallet for operational efficiency. The exact rights and accounting…
Pooled Wallet
A pooled wallet holds or controls assets for multiple users, accounts, or purposes while individual entitlements are recorded in an internal ledger.…
Prefunding
Prefunding is the placement of assets into an account, wallet, network, or counterparty before payments, withdrawals, trades, or settlements are initiated. It…
Private Key
A private key is secret cryptographic material used to create digital signatures that authorize actions under a blockchain account's rules. In systems…
Programmable Wallet
A programmable wallet is a wallet whose authorization, transaction, recovery, or spending behavior can be configured or enforced through software rules. For…
Project Treasury
A project treasury is the pool of assets controlled for financing a defined project, product, community, protocol, or development program. For Project…
Proof of Control
Proof of Control is evidence that a person or system can authorize use of a blockchain address or cryptographic key, commonly by…
Proof of Reserves
Proof of Reserves is a method intended to provide evidence that a custodian, exchange, issuer, or platform controls specified reserve assets at…
Protocol Treasury
A protocol treasury is an asset pool governed to finance the development, security, incentives, liquidity, and operations of a decentralized protocol. For…
Public Key
A public key is the shareable half of a cryptographic key pair. In a blockchain wallet, it lets others verify signatures created…
Qualified Custodian
A qualified custodian is a custody provider meeting specific legal or regulatory requirements applicable to particular assets, clients and jurisdictions. The label…
Qualified Custody
Qualified custody is a custody arrangement structured to satisfy applicable requirements for holding client assets with an eligible qualified custodian. A production…
Receiving Address
Receiving Address is a blockchain address provided to another party as the destination for an incoming asset transfer. A receiving address is…
Recoverable Wallet
A recoverable wallet is designed so legitimate users can restore control after losing normal credentials, devices, signers, or account access. For Recoverable…
Recovery
Recovery is the controlled restoration of wallet access, signing authority, assets, data, or operations after loss, failure, compromise, or interruption. Completion requires…
Recovery and Resolution
Recovery and resolution is a framework for restoring a distressed financial or custody service or winding it down without uncontrolled customer loss.…
Recovery Factor
A recovery factor is an approved credential, device, person, share, or verified condition used as evidence to restore wallet or account access.…
Recovery Guardian
A recovery guardian is a trusted person, device, service, or key holder authorized to participate in restoring wallet control. Recovery Guardian is…