Issue
The term REALM has an overloaded & confusing using in security, what is the exact uses of this term in security?
Solution
Take a look at this in-depth explanation:
Security Realm
A security realm is a mechanism used for protecting Web application resources. It gives you the ability to protect a resource with a defined security constraint and then define the user roles that can access the protected resource.
I hope this helped!
Answered By - eboix