Home
blog
Explore Insights, Tutorials and Engineering Stories that make learning clear and practical.

Diffcozen Blog

Insights for growing modern developers

Short, practical articles from the Diffcozen team to help you learn, build and stay up to date with web development.

Frontend Authentication Explained (JWT, Cookies, Sessions) — Diffcozen
Frontend2025-12-157 min read

Frontend Authentication Explained (JWT, Cookies, Sessions) — Diffcozen

Learn how frontend authentication works using JWT, cookies, and sessions with practical beginner-friendly explanations.

Skills That Will Make Frontend Developers Irreplaceable — Diffcozen
Frontend2025-12-157 min read

Skills That Will Make Frontend Developers Irreplaceable — Diffcozen

Learn the key skills that make frontend developers highly valuable and difficult to replace in the modern tech industry.

React2Shell Vulnerability Explained (CVE-2025-55182) — Diffcozen
React.js2025-12-148 min read

React2Shell Vulnerability Explained (CVE-2025-55182) — Diffcozen

A detailed and beginner-friendly explanation of the React2Shell vulnerability CVE-2025-55182, its impact, risks, and mitigation steps. Explained by Diffcozen.

React State Management: Context vs Redux vs Zustand — Diffcozen
React2025-12-147 min read

React State Management: Context vs Redux vs Zustand — Diffcozen

Compare different React state management approaches to choose the right one for your project in 2026.

Why Next.js Is the Future of React Development — Diffcozen
Next.js2025-12-147 min read

Why Next.js Is the Future of React Development — Diffcozen

Understand why Next.js is becoming the preferred framework for React developers and how it improves performance and scalability.

Why LocalStorage Is Not Safe for Tokens — Diffcozen
Frontend2025-12-146 min read

Why LocalStorage Is Not Safe for Tokens — Diffcozen

A beginner-friendly explanation of why storing sensitive tokens in LocalStorage is risky and secure alternatives.