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API Security expert.

APIsec University offers free, hands-on courses dedicated to API Security.

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The API Security Conference.

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75%
of Fortune 100
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Our Courses

APIsec University courses provide actionable, hands-on training to help you keep APIs secure.

API Penetration Testing

Learn how to hack APIs like a professional penetration tester and find vulnerabilities.

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API Security Fundamentals

If you’re new to API security, this is the place to start. Learn about the OWASP API Top 10, real-world API breaches and more.

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Foundation
Free

OWASP API Top 10 & Beyond!

Build your API security foundation with a strong understanding of the OWASP API Top 10.

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Foundation
Free

API Documentation Best Practices

Strong API security starts with great API documentation. Learn the best practices, tools & techniques.

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Foundation
Free

API Security for PCI Compliance

This 60-minute course examines the new PCI DSS 4.0 requirements and details the API security obligations for compliance.

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Foundation
Free

API Security for Connected Cars and Fleets

Understand why attackers are targeting connected car and fleet APIs and how to keep them secure.

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Foundation
Free

Securing API Servers

Learn key concepts for keeping API servers secure - from CORS to error handling to rate limiting and more.

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Foundation
Free

API Gateway Security Best Practices

Learn about the role and best practices of API Gateways in API security with Kay James from Ambassador Labs.

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Foundation
Free

API Authentication

Learn about the principles of API security, explore different authentication strategies, and understand how to implement them effectively in real-world scenarios.

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Foundation
Free

Securing LLM & NLP APIs (coming soon)

Learn how LLM and NLP can be exploited and create vulnerabilities for your applications - and how to keep them secure.

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Foundation
Free
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Corey Ball

API Security Expert

You can design an API you think is ultra-secure, but if you don't test it, then a cybercriminal somewhere is going to do it for you."

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Meet the Instructor
Corey Ball

Corey Ball has emerged as one of the leading experts in API security and is the author of Hacking APIs. Corey is a cybersecurity consulting manager at Moss Adams, where he leads its penetration testing services. He has over ten years of experience working in IT and cybersecurity across several industries, including aerospace, agribusiness, energy, financial tech, government services, and healthcare.

Earn your APIsec University Certificate

  • Earn an APIsec University certificate and badge for completing any of our courses.

  • Post your badge on LinkedIn and share your accomplishments. You can even receive CPE credits for taking these courses.

Why Cyber Experts Love
APIsec University

APIsec U is a popular choice for students interested in API security. Our flexible and interactive courses are taught by leading experts in IT Security. The courses provides hands-on instructions for deepening industry knowledge. We focus on delivering high-quality education and skills needed for success in the field.

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Gabrielle B

APIsec University Graduate

I highly recommend taking the API Penetration Testing course by Corey J. Ball on APIsec University. I had a blast working on this course. You will have the opportunity to learn and apply the concepts right after with a hands-on lab that you can install and deploy yourself."

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David Bombal

Author, Instructor and YouTuber

I love what you’ve done, if you take the free course, within a month, two months, three months, you can do this. Thank you so much for creating a free course and making this available to people around the world."

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About APIsec University

APIs power virtually every mobile and web application, enable integrations across organizations, and drive more rapid innovation and development. APIs have also become the primary target for attackers, resulting in thousands of breaches and billions of records stolen.

APIsec University exists to help develop the next generation of API Defenders. Get started today.