Vulnerabilities in Authentication with JWT

And how to implement it properly

Teddy Morin
Geek Culture
Published in
8 min readDec 15, 2022

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After working with JWT more in-depth for the past few months, I realized most of the learning materials are of poor quality.

Today, I want to make it clear how JWT should be used in your authentication flow, what are its security vulnerabilities, and how to avoid them.

Photo by Edwin Hooper on Unsplash

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Teddy Morin
Geek Culture

Author of scalablebackend.com 🚀 React, React Native, NodeJS, TypeScript | Quality, Scaling, Delivery