Selfdestruct Vulnerability
Selfdestruct Vulnerability is a smart contract weakness created by unsafe assumptions about the EVM SELFDESTRUCT operation, including assumptions about code deletion, forced…
Security, Risk & Compliance
Security controls, fraud, operational risk and regulatory compliance.
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Terms (673)
Seller Fraud
Seller fraud is deceptive or unauthorized behavior by a seller intended to obtain money, data, goods, or marketplace advantage unfairly. A fraud…
Seller Risk
Seller risk is the possibility that a seller’s identity, conduct, products, fulfillment, finances, or compliance causes loss or customer harm. A score…
Sensitive Authentication Data (SAD)
Sensitive Authentication Data (SAD) is cardholder authentication data whose compromise could enable payment fraud, including full track data, card verification codes or…
Sequencer Risk
Sequencer risk is exposure created when an entity or mechanism controls transaction ordering, inclusion, timing, or publication for a blockchain system. A…
Service Incident
A service incident is an unplanned interruption, degradation, error, or control failure that affects delivery or quality of a service. Service Incident…
Session Security
Session Security is a security mechanism or control discipline that protects an authenticated interaction from hijacking, fixation, replay, unauthorized extension, information leakage,…
Session Token
A session token is a temporary credential used to associate requests with an authenticated user, device, application session, or delegated set of…
Settlement Risk
Settlement risk is the possibility that an expected transfer of money, assets, or obligations fails, is delayed, or completes inconsistently. A score…
Shadow API
Shadow API is an API, endpoint, version, or service that is active but missing from the organization’s authoritative inventory, ownership model, security…
Shared Security
Shared security lets multiple systems rely on a common validator, consensus, economic, or governance foundation for selected security guarantees. Shared security can…
Shared Validator Security
Shared validator security uses a common validator set or staking base to secure multiple networks, services, or protocol components. Under shared validator…
Side-Channel Attack
Side-Channel Attack is an attack that infers secrets from implementation effects such as execution time, power use, electromagnetic emissions, cache behavior, memory…
Signature
A signature is evidence that a specific signer approved or authenticated defined data, an action, or a document under an accepted method.…
Signature Hash
A signature hash is the digest or signing preimage derived from transaction or message data and then authorized by a digital signature.…
Signature Policy
A signature policy defines who may sign, what they may authorize, under which conditions, and how signatures are verified and recorded. Signature…
SIM Swap Attack
SIM Swap Attack is an account takeover attack in which a criminal causes a mobile carrier to transfer a victim’s phone number…
Single-Round Fraud Proof
A single-round fraud proof lets a challenger demonstrate an invalid state transition through one non-interactive proof submitted for verification. Single-Round Fraud Proof…
Slashing Risk
Slashing risk is the possibility that staked assets are penalized or destroyed because of prohibited, faulty, unavailable, or conflicting validator behavior. A…
Slippage Risk
Slippage risk is the possibility that a trade or conversion executes at a worse price than expected because market conditions change. Decision-makers…
Smart Account Risk
Smart account risk is exposure created by programmable account logic, modules, signers, relayers, recovery paths, and upgrade authority. A score for Smart…
Smart Contract Exploit
Smart Contract Exploit is the practical abuse of a smart contract weakness, unsafe economic assumption, compromised privilege, integration flaw, or protocol interaction…
Smart Contract Risk
Smart contract risk is exposure to loss or unintended behavior arising from contract code, assumptions, dependencies, governance, or execution environment. A score…
Smart Contract Security
Smart Contract Security is a security mechanism or control discipline that protects contract state, assets, authorization, availability, and economic behavior against defects,…