Can this skill help with gas optimization?

Yes, it provides patterns for storage variable packing, using uint256 efficiently, and utilizing calldata instead of memory for function arguments to minimize transaction costs.

Does it support the latest versions of Solidity?

Absolutely, the skill covers built-in overflow/underflow protection in Solidity 0.8+ as well as SafeMath patterns for developers working on older versions.

How does this skill help prevent reentrancy attacks?

It enforces the Checks-Effects-Interactions (CEI) pattern and recommends the use of OpenZeppelin's ReentrancyGuard to ensure state changes occur before external calls.

Is it useful for auditing existing contracts?

Yes, it includes a comprehensive security checklist to identify vulnerabilities like tx.origin usage, lack of access control, and improper input validation in existing codebases.

Solidity Security

Name: Solidity Security
Author: gwickman

bygwickman

0•

Seguridad y Pruebas

Implements industry-standard security patterns and audits Solidity smart contracts to prevent critical blockchain vulnerabilities.

This skill empowers developers to write robust, production-ready smart contracts by enforcing security-first development patterns and best practices. It provides expert guidance on identifying and mitigating common Ethereum vulnerabilities such as reentrancy attacks, integer overflows, and unauthorized access. By integrating the Checks-Effects-Interactions pattern, Pull-over-Push payment systems, and gas-efficient storage practices, it ensures that decentralized applications are not only secure against exploits but also optimized for the EVM environment, making it an essential tool for both development and pre-audit reviews.

Características Principales

01Enforces secure access control and role-based permissions using OpenZeppelin standards

020 GitHub stars

03Prevents integer overflows and underflows using built-in Solidity 0.8+ checks or SafeMath

04Optimizes gas consumption through storage packing and calldata utilization

05Mitigates reentrancy vulnerabilities using Checks-Effects-Interactions and ReentrancyGuard patterns

06Implements emergency stop mechanisms and circuit breakers for contract risk management

Casos de Uso

01Refactoring legacy smart contracts to adhere to modern security standards and gas optimization techniques

02Developing secure Decentralized Finance (DeFi) protocols with robust protection against front-running

03Auditing existing Solidity smart contracts for common security flaws before mainnet deployment

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add gwickman/auto-dev-test-target-1 solidity-security

For use in Claude.ai and ChatGPT

Download Skill