Security & Governance

332 learners

JWT Security: Attacks & Defenses

This course teaches how to secure JSON Web Tokens (JWTs) in web applications. You’ll learn about common JWT vulnerabilities, attack techniques, and best practices for safe authentication and token management, using an offense-defense approach with hands-on TypeScript examples.

JWT

TypeScript

See path

4 lessons

19 practices

1 hour

Course details

Introduction to JWT Security

Preview

Understanding JWT Anatomy and Verification

Creating Your First JWT Token

Secure Cookie Based JWT Storage

Exploiting Unprotected Routes: A Hands-On Exercise

JWT Verification Middleware for Protected Routes

Implementing Protected Routes with JWT Authentication

Previous Course

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I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

JWT Security: Attacks & Defenses

Course details

Unit 16 practices22 min

Unit 24 practices16 min

Unit 35 practices19 min

Unit 44 practices16 min

Turn screen time into skills time

Join the 1M+ learners on CodeSignal

From our community

From our community