Identity Management and beyond

This free ebook is the only primer you need to understand identity in modern applications, why access security is crucial and how to work with trust systems.

Identity in modern Applications by Lee Atchison, published by O'Reilly

Identity In Modern Applications

Learn how identity technology is constantly evolving to keep up with modern software development. Understand how systems of trust play a role in creating secure apps and systems.

Mapping Identity

Learn about the methods of mapping a person, place, or thing to a software resource in a verifiable manner.


Explore real-world examples of authentication methods and best practices.


Understand authentication, authorization, the differences, and why every method has its flaws.

Single Or Multi?

Learn more about the differences between single-factor and multifactor authentication.