Principle of Least Privilege
Meaning ⎊ Design strategy granting only the minimum necessary permissions to users or system components.
Deterministic Signatures
Meaning ⎊ A signing method that produces the same signature for the same message, eliminating risks from poor randomness.
Data Encryption in Transit
Meaning ⎊ The application of cryptographic protocols to secure information as it moves between network nodes.
Authentication and Authorization
Meaning ⎊ The core processes of verifying identity and defining the scope of permitted actions within a digital system.
Role-Based Access Control
Meaning ⎊ Managing access rights based on assigned organizational roles rather than individual user identity.
IP Whitelisting
Meaning ⎊ A security control that limits API access to a predefined list of trusted IP addresses to prevent unauthorized use.
Digital Signature Algorithm
Meaning ⎊ Mathematical procedures enabling the creation and verification of unique signatures to prove message authenticity.
Cryptographic Signature Verification
Meaning ⎊ Cryptographic signature verification provides the essential, trustless mechanism for authorizing financial state changes in decentralized markets.
Fault Tolerance
Meaning ⎊ The capacity of a system to remain functional and reliable despite individual component failures or malicious interference.
Collision Resistance
Meaning ⎊ A property ensuring it is computationally infeasible to find two different inputs that produce the same hash output.
Countermeasure Implementation
Meaning ⎊ The application of hardware and software defenses to protect systems against side-channel and physical security attacks.
Shamir Secret Sharing
Meaning ⎊ A cryptographic method to split data into shares where only a defined threshold can reconstruct the original secret key.
Cryptographic Hash Security
Meaning ⎊ Using mathematical functions to create unique digital fingerprints that ensure data integrity and secure sensitive information.
Threshold Signature Scheme
Meaning ⎊ Cryptographic method distributing a private key into shares to require group collaboration for transaction authorization.
Trust Anchor
Meaning ⎊ Authoritative entity or object serving as the foundation for trust in a security system.
End-to-End Encryption
Meaning ⎊ A communication security method where only the communicating parties can access the content of their data transmissions.
Non-Repudiation
Meaning ⎊ The assurance that a participant cannot deny the authenticity of their digital signature or the origin of a transaction.
Authentication Protocols
Meaning ⎊ Authentication Protocols provide the cryptographic framework for verifying participant identity and authorizing secure state changes in derivatives.
Trust Anchors
Meaning ⎊ The most trusted, foundational elements in a security hierarchy from which all other trust is derived.
FIDO2 Standards
Meaning ⎊ Hardware-backed, phishing-resistant authentication protocol replacing traditional passwords with cryptographic keys.
Secret Sharing Protocols
Meaning ⎊ Mathematical methods for splitting sensitive data into shares that require a quorum for reconstruction.
Attack Surface Reduction
Meaning ⎊ The practice of minimizing exposed code and functions to decrease the potential vectors for a security exploit.
Checks-Effects-Interactions
Meaning ⎊ Coding pattern requiring checks, then state updates, and finally external interactions to prevent reentrancy.
Proxy Pattern Security
Meaning ⎊ Protections against storage collisions and unauthorized logic upgrades in proxy-based smart contract architectures.
Digital Signature
Meaning ⎊ Electronic verification method using cryptographic keys to confirm the authenticity and integrity of digital data.
One-Way Function
Meaning ⎊ A mathematical operation that is simple to perform but practically impossible to reverse, forming the basis of cryptography.
Hash Function
Meaning ⎊ A one-way mathematical algorithm that converts data into a unique, fixed-length string to ensure integrity and security.
Zero-Knowledge Proof Libraries
Meaning ⎊ Zero-Knowledge Proof Libraries provide the cryptographic foundation for private, verifiable, and compliant transactions in decentralized finance.
Multi-Signature Verification
Meaning ⎊ Multi-Signature Verification provides a decentralized threshold mechanism to secure digital assets by requiring multiple keys for transaction approval.
