OAuth is an open standard for authorizing access to data. It is a service that is complementary to, but distinct from, OpenID.

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2answers
110 views

Steps to create user authentication system between mobile and server

First time doing a secure login from a mobile app to a server (built in java). I want to understand if I got this right. Login in for the first time: 1. On the mobile device hardcode a security ...
4
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1answer
54 views

OAuth - Why exchange the authcode for a token

In OAuth, when the user authorizes the client the client gets a authorization code, the client then exchanges this for a token that is used to access the resource. Why do we need to do this extra ...
3
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1answer
281 views

Compromised JSON Web Token (JWT) Bearer Token

We are implementing a REST service that requires authentication and authorization. Because of the stateless nature of REST API's, we want to use JWT to make authenticated calls to the API through a ...
2
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1answer
488 views

Facebook oAuth2 for Javascript client application

When implementing Facebook login using oAuth2 (the Javascript version), I receive an access token back from the Facebook auth server. So far so good. The problem I have is that I want to implement a ...
2
votes
1answer
249 views

how secure is javascript based oauth2.0

Javascript based oauth exposes the client id of the application and it trusts only on the domain requesting the access token. The domain name can be forged with a dns hijack(or a virus affecting ...
2
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1answer
263 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
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1answer
26 views

Using OAuth 2.0 without token storage

I am building a system for a product which requires Authentication and Authorization. Naturally I have chosen using OAuth 2.0 as it is a commonly used protocol and has proven to be useful. I am ...
2
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0answers
185 views

If my users use Google OAuth for authentication, can I allow 3rd party apps to read data on my site?

Suppose I run a book club, and each of the members sign into my website using an OAuth token from Google, Twitter, Live, or LinkedIn. When the book club becomes popular, we discover that 3rd party ...
2
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0answers
168 views

Implementing ACS with REST + many Identity Providers - Problems - Azure

I am trying to integrate ACS to use in my application's authentication system. Currently I have a Javascript client and a WCF so I had to use a REST architecture. I am quite puzzled on how to do ...
1
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0answers
42 views

Best practices for OAuth 2.0

I understand that OAUth 2.0 really just relies on SSL to encrypt the contents of the bearer token. However, are there any other best practices one should follow when securing OAuth 2.0? I know you ...
1
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0answers
47 views

suspicious oauth2 implementation detail in facebook API

in RFC 6749 The OAuth 2.0 Authorization Framework 2.3.1. Client Password definitely states that authentication at TokenEndpoint can be done in two alternate ways HTTP basic authentication - ...
1
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0answers
68 views

using oAuth2 auth dance vs oAuth1 signing

I have been reading about oauth and 'how to create apis'. In oauth2, there is what they call the authentication dance where the client will be requesting a request token using a consumer key and ...
1
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0answers
45 views

Purpose of Secure Key in Facebook(and other provider) in OAUTH?

I see lot of OAUTH provider give us a secure key. What is the purpose of secure key in Facebook(and other provider) in OAUTH?
1
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0answers
26 views

Is indirection with ID federation possible?

At the moment I'm trying to design a system with some services. These services should make use of an ID provider (a) for login (for example using OAUTH) and another ID provider (b) to get user data. ...
1
vote
0answers
291 views

I authenticate my users through Facebook's Oauth client and want to secure my own called APIs

My application is divised into two parts: Javascript application as client Server side API's (RESTFUL through Play!2.2 framework) I expect users to be authenticated through Facebook's Oauth 2.0 ...
1
vote
0answers
137 views

How do I get the Access-Token and Access-Token-Secret?

Can anyone explain me these terms with respect to OAuth ? Consumer Key Consumer Secret Access Token Access Token Secret Also, when I registered my application with twitter I got the consumer key ...
1
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0answers
487 views

Simple Session Management Across Multiple Application Servers

How should I handle authentication for a simple iPhone chat app? Backend I'm building the backend using two application servers: Sinatra REST Server It lists users & old messages. Node.js ...
1
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0answers
232 views

Implementing OAuth flow in JavaScript

I am making a custom auth flow for the application. It is inspired by OAuth 2.0. Dev sends user to an auth page on my domain, passing callback_url and api_id. I redirect user to callback_url, passing ...
1
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0answers
175 views

Generating API keys within an OAuth2 session for non-web-browser clients

I am using Google's OAuth2 for authentication for a website which also has a RESTful API component. I would like to support connections from clients which are not within a web browser. Also, I'd ...
0
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0answers
53 views

OAuth2 vs. JSON authentication

1) To what extent is OAuth2 more secure than JSON authentication (both over SSL)? The context is a client (one server) querying another server (via API) within a local network using RESTFul. Prior to ...
0
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0answers
30 views

OAuth implicit flow and confused deputy problem

I'm reading about Google OAuth and implicit flow. In Google docs it says that the access token received using the implicit flow must be validated otherwise the application might be vulnerable to ...
0
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0answers
121 views

Mobile Backend Server: How to validate authenticated client is valid?

Consider this scenario Step 1: App asks user to "Sign In" using Google or Facebook Step 2: Once authenticated, app sends user's Id (from Google/Facebook) to My App Server requested to app ...
0
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0answers
80 views

OAuth - Facebook custom authorization grant

I've developed my own custom authorization grant. The steps I am undertaking are the following: I get the facebook authorization code from the mobile device (this is an an API for mobile devices) I ...
0
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0answers
152 views

Starting database security for web app that logs in with Facebook/Google JS SDKs

I have been making a web app that uses Facebook and Google JavaScript APIs to login (no email login) on the client side and currently it accesses a localhost MySQL database directly using PHP and ...