= Security [.readme-notice] NOTE: This document is better viewed at https://docs.openzeppelin.com/contracts/api/security These contracts aim to cover common security practices. * {PullPayment}: A pattern that can be used to avoid reentrancy attacks. * {ReentrancyGuard}: A modifier that can prevent reentrancy during certain functions. * {Pausable}: A common emergency response mechanism that can pause functionality while a remediation is pending. TIP: For an overview on reentrancy and the possible mechanisms to prevent it, read our article https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. == Contracts {{PullPayment}} {{ReentrancyGuard}} {{Pausable}}