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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2
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3answers
260 views

Verify if person belongs to the claimed university through his university email id

I need to allow users access to an application after verifying that they belong to the claimed institute through university email id. So that if a person claims that he belongs to Stanford University, ...
-1
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1answer
176 views

About important hacks in history [closed]

I would like to know how important hacks happened, because I can figure out how they hacked a website but I can't figure out how did they hacked into NASA International Space Station source code. Or ...
3
votes
2answers
397 views

Is there a spreadsheet/template for Mapping WebServices Authorization Rules?

I'm looking for a spreadsheet/template that allows the business-rules (i.e. 'who has access to what') to be mapped, visualized and analyzed. In the past I have created a couple of these (some even ...
12
votes
4answers
2k views

Role Based Access Control + Data Ownership based permissions

Is there a common system or pattern that combines the permissions given by a role in a RBAC-system with permissions in relation to dataownership? For example: Bob is a doctor and has the role ...
8
votes
1answer
790 views

What were the specific security flaws with OAuth 1.0? How are they being addressed in 2.0?

I read an article documenting Twitter abruptly pulling its OAuth support back in April 2009. The article said it wouldn't specify the hole for security reasons, but mentioned "social engineering" is ...
9
votes
4answers
870 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 ...
24
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1answer
15k 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 ...