
JavaScript Tools
Security JavaScript: Practical Guide for Safer Web Apps
5 min
51 articles







Learn practical JavaScript hacks to solve problems, boost performance, and write cleaner code. This guide covers safe patterns, common pitfalls, and examples.



Learn how to handle email workflows with JavaScript—from client mailto links to server-backed APIs—through practical code examples and secure patterns.



Explore the JavaScript hacker landscape and learn how client-side flaws enable attacks. This guide covers common vectors, defensive patterns, and safe testing practices for modern web apps.



A practical, developer-focused guide to Web3 JavaScript using Web3.js and Ethers.js to connect wallets, fetch on-chain data, and interact with smart contracts.
