Tagged Questions

Authorization is the process of determining whether a user, program or device is allowed to access a protected resource in a particular way. Authorization is a key theme in computer security practices.

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9
votes
4answers
857 views

RBAC model: user in two roles access dilemma

I am implementing the Role-Based Access Control (RBAC) model security system and I have a dilemma: one User1 is in Role1 and is in Role2. Role1 allows access to the Resource1 and Role2 denies access ...
21
votes
3answers
2k views

Pitfalls of using OAuth for mobile Applications

OAuth seems to be getting a lot of traction at the moment as an authorization solution for web applications and mobile applications. I'm interested in understanding what the pitfalls of using OAuth ...
23
votes
1answer
14k views

What is the difference between RBAC and DAC/ACL?

What are the benefits of each, and when should I choose one over the other? Are there situations where these should be merged? Do you have examples of common usages? And what about MAC, where ...