Top "Oauth" questions

OAuth (Open Authorization) is a specification for client applications to access protected resources on behalf of a user.

Library for OAuth Provider (Java)

I'm looking for a Java library that helps me building an OAuth Provider. I must be able to receive OAuth …

java oauth scribe consumer
How to generate an HMAC in Java equivalent to a Python example?

I'm looking at implementing an app getting Twitter authorization via Oauth in Java. The first step is getting a request …

java oauth sha1 hmac cryptoapi
How to validate Azure AD security token?

The following code gives me Azure AD security token, I need to validate that token is valid or not. How …

c# azure oauth oauth-2.0 azure-active-directory
How to display Google sign-in button using HTML

<html> <head> <meta name="google-signin-scope" content="profile email"> <meta name="google-signin-client_id" content="…

html oauth google-api googlesigninapi
OAuthException : An active access token must be used to query information about the current user

I'm trying to run the sample code for Facebook connect that I downloaded from http://thinkdiff.net/facebook/php-sdk-3-0…

facebook oauth facebook-php-sdk facebook-oauth facebook-access-token
What is the difference between the OAuth Authorization Code and Implicit workflows? When to use each one?

OAuth 2.0 has multiple workflows. I have a few questions regarding the two. Authorization code flow - User logs in from …

oauth oauth-2.0
HttpURLConnection.getResponseCode() returns -1 on second invocation

I seem to be running into a peculiar problem on Android 1.5 when a library I'm using (signpost 1.1-SNAPSHOT), makes two …

java android oauth httpurlconnection signpost
What is supposed to be the redirect_uri when getting access token in facebook app?

$token_url = "https://graph.facebook.com/oauth/access_token?client_id=" . $app_id . "&redirect_uri=" . urlencode($my_url) . "&…

facebook oauth access-token facebook-oauth
where is devise implementation of "authenticate_user!" method?

Where is devise implementation of authenticate_user! method? I have been looking for it and have not found it so …

ruby-on-rails oauth devise oauth-2.0
OpenID vs. OAuth

Possible Duplicate: What's the difference between OpenID and OAuth? What is really the difference between OpenID and oAuth? They look …

authentication oauth openid