Auth0’s OpenFGA project is an open source effort that undertakes to provide a universal authentication solution. FGA stands for “Fine Grained Authorization,” a granular approach to authorization modeling that is flexible enough to handle almost any imaginable use case.
Read on for an introduction to the OpenFGA project.
Authentication vs. authorization
Authentication is concerned with who and authorization with what. Authentication answers the question: who are you? Authorization answers the question: given who you are, what can you do?
Both of these are essential areas of cybersecurity, but of the two, authorization presents the more demanding architectural challenge. That is because authorization deals with more complexity and far more data points.
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