intermediate

Implementing OAuth and API Key Authentication with TypeScript

Learn OAuth 2.0 and API key authentication through hands-on TypeScript development. Uses offense-defense methodology to demonstrate vulnerabilities before implementing secure solutions. Covers authorization flows, account linking, token management, and API security.

See courses

Verified skills you'll gain

INTERMEDIATE

API and Web Services Security

INTERMEDIATE

Secure Coding Practices and Code Review

Tools you'll use

TypeScript

Trusted by learners working at top companies

Turn screen time into skills time

Practice anytime, anywhere with our mobile app.

Earn a shareable

Certificate of Achievement

Course 2

OAuth Advanced Features & Integration

3 lessons

9 practices

Build upon OAuth fundamentals to implement account linking, unified authentication, and error handling. Create production-ready OAuth systems with mock providers. Follows an offense-defense approach, exploring advanced attack vectors before implementing sophisticated security measures.

See details

Course 3

API Key Authentication & Security

3 lessons

10 practices

This course covers implementing basic API key authentication alongside your existing OAuth system. You will learn to generate API keys, authenticate requests, and manage key security. The course follows an **offense-defense approach**, demonstrating simple API key vulnerabilities before implementing secure solutions.

See details

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

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