Articles for people who
ship the stack
Rewrites on React, Node.js, TypeScript and AI. A translated body is shown when it exists. If it does not, you see the English text and a note that says so.
Tagged: API Security
Server-Side Input Validation in Express with express-validator Chains
Learn why Express APIs must validate input on the server, how express-validator chains record errors for validationResult, and how to structure a production route.
10 min readRole-Based Access Control in Express with JWT and Two Middlewares
Learn how to enforce role-based access in an Express API by pairing JWT authentication middleware with a reusable authorize() guard, and when to answer 401 versus 403.
4 min readExpress API Security: JWT and OAuth, Validation, Rate Limiting, Monitoring
Express API security in practice: JWT and OAuth authentication, authorization, encryption, input validation, rate limiting and the logging that catches attacks.
22 min readAuthentication vs Authorization: Where Each One Belongs in Your Code
Authentication proves who you are, authorization decides what you can do. Where each belongs in middleware, 401 vs 403, and the bugs from mixing them up.
6 min readreq-guard-lite: A Minimal, TypeScript-First Rate Limiter for Express
req-guard-lite is a zero-dependency, TypeScript-first rate limiting middleware for Express: in-memory by default, Redis when you scale, custom key generators.
6 min read
About these articles
Request a 24h estimate
Need the same stack in a production operator layer? Send the brief — estimate within 24 hours.