Balancing usability and security when building a website or app can be incredibly difficult. This practical book teaches you a results-driven approach for accomplishing both without compromising either. Not only will you learn what to be aware of when building your systems, but also how to build a solid identity infrastructure across devices that's both usable and secure. You'll be able to harden your data infrastructure and privileged user information, while using common techniques to prevent data breaches. You'll also take a look at future technology that will impact data and identity security.