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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22k 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 ...
20
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2answers
14k views

Difference Between OAUTH, OpenID and OPENID Connect in very simple term?

I am very confused the difficult jargon available in web about OAUTH, OpenID and OPENID Connect. Can anyone tell me the difference in simple words.
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5answers
12k views

Why use OpenID Connect instead of plain OAuth?

I just started to use OAuth 2.0 as a way to authenticate my users. It works great - I just use the identity/profile API of each provider to get a validated email address of the user. Now I read about ...
5
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1answer
124 views

Security protocol for NFC stickers/cards

Lets say I'm using NFC cards for access control. NFC cards/stickers are easily readable and writable, so my worry is that the data on them could easily be cloned onto another card/sticker and bypass ...
16
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2answers
6k views

Role Based Authorization vs. Claim Based Authorization

What is the difference between "role based authorization" and "claim based authorization"? Under which circumstances would it be appropriate to implement each of these authorization models?
4
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2answers
286 views

Decide to REST API Security

I've developed an API. I got confused and I've been reading articles for days. Actually my question is close to these but not exact (maybe a combination of them); Securing REST API that will ...
5
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1answer
2k views

Hotspot with same SSID, how does authorization work?

My university has a wireless network I log into with my username and password. It's using PEAP. My phone and laptop automatically connect to this SSID when they detect the network. If someone sets up ...
5
votes
1answer
3k views

WCF - Is this a good security Architecture?

I am building an information recording system (WCF based) for a business that is accessible by staff over the internet. This software will not be distributed and there will only be a handful of users ...
3
votes
4answers
173 views

How webmail's authorisation should work?

I'm building a webmail client (like gmail). It allows the user to browse emails and send them. Under the hood, php uses IMAP and SMTP to talk with email server. user->webserver->mailserver When user ...
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2answers
147 views

Is sending authorizing links through e-mail a vulnerability?

I am not sure if my wording is right, but if I attach a unique token inside email links which will authorize the user if clicked, would you consider this a vulnerability? Password-reset partly ...
3
votes
2answers
309 views

Does providing OAuth for mobile apps pose a security threat?

Let's take a look at the basic OAuth workflow: The basic idea is that the Consumer (App) asks the user to grant him access to the Service Provider. The service protects the user by asking him each ...
2
votes
1answer
508 views

Facebook iOS SDK Authentication

The Facebook iOS SDK only needs your bundle & app IDs of your iOS app to match those of your Facebook app. If I find out an app's app ID, can't I just create another iOS app with that app's ...
1
vote
1answer
122 views

Protecting data on an embedded device

I am to release a system-on-chip device that, during its lifetime, will come to store sensitive data. I want to make that data hard to extract or duplicate. Encrypting is good for dealing with MiTM, ...
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vote
1answer
2k views

CSRF with OAuth or Bearer Authorization headers

I am designing a RESTful API which is to be accessible from a web browser. The API is protected by Basic authentication. I understand the concept of CSRF, and the mitigations proposed (I found both ...