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Category Archives: OAuth
Web API Security: JSON Web Token/OAuth2 with Thinktecture.IdentityModel AuthenticationHandler
(OK – I only included OAuth2 in the title to get your attention – this applies to whatever framework or technology you use to work with JSON web tokens aka JWTs) Following the pattern from my two previous posts, you … Continue reading
Posted in .NET Security, IdentityModel, IdentityServer, OAuth, WebAPI
1 Comment
ASP.NET Web API Security: The Thinktecture.IdentityModel AuthenticationHandler
AuthenticationHandler is an ASP.NET Web API message handler that can map incoming credentials to a token handler. The token handler in turn can parse credentials and create a principal. In addition AuthenticationHandler provides some common services like claims transformation, session … Continue reading
Posted in IdentityModel, OAuth, WebAPI
6 Comments
Annual Identity Update on DotNetRocks
It’s this time of the year again! http://www.dotnetrocks.com/default.aspx?ShowNum=863 “Dominick Baier returns to talk to Carl and Richard about the current state of security in .NET 4.5. Dom starts out talking about how WebAPI has impacted the development of web services … Continue reading
Posted in .NET Security, ASP.NET, Azure, IdentityModel, IdentityServer, OAuth, WCF, WebAPI
1 Comment
Authentication vs Authorization
…in the context of token-based security systems. There are many practical and philosophical ways to discuss the difference between the two terms. But since there is quite some confusion, I want to look at it from the perspective of the … Continue reading
Posted in .NET Security, IdentityModel, IdentityServer, OAuth, WebAPI
2 Comments
Getting JSON web tokens (JWTs) from ADFS via Thinktecture IdentityServer's ADFS Integration
Reblogged from brockallen: Dominick and I recently added three features to IdentityServer that collectively we call “ADFS Integration”. This “ADFS Integration” is a new protocol (which can be enabled, disabled and configured like any other protocol IdentityServer supports). In short … Continue reading
Posted in IdentityModel, IdentityServer, OAuth, Uncategorized, WebAPI
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Going to NDC? Get two extra Days of Identity and Access Control!
Claims, WS-Federation, WS-Trust, WS-Security, ASP.NET, Federation, Single Sign-On, Home Realm Discovery, WCF, SAML, JWT, Web API, OAuth2, Thinktecture IdentityServer & IdentityModel, ADFS, Windows Azure Active Directory & Access Control… Do the above terms sound interesting? Then join me for a … Continue reading
Posted in Azure, IdentityModel, IdentityServer, OAuth, WCF, WebAPI
2 Comments
IdentityServer and the Microsoft JWT Token Handler
Just a heads up – in the next drop of IdentityServer we will be switching to Microsoft’s JWT token handler. This adds support for X.509 based signatures and JWT over WS*. On github there’s a branch called “Microsoft-JWT”, if you … Continue reading
Posted in IdentityServer, OAuth, WebAPI
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Pro ASP.NET Web API Security
Check out Badri’s book. Essential information about securing ASP.NET Web APIs! http://amzn.com/1430257822
Posted in IdentityModel, OAuth, WebAPI
2 Comments
Common OAuth2 Vulnerabilities and Mitigation Techniques
In the last post I described some of the general problems with OAuth2 and its implementations. In this post I want to go into more detail and show some necessary hardening steps. We did our best (well as much as … Continue reading
Posted in IdentityModel, IdentityServer, OAuth, WebAPI
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OAuth2 Security
Right now there are many good “discussions” on OAuth2 security happening. Some are constructive, some rather destructive – and some simply hack one or the other website to prove the point. In my opinion there are a number of reason … Continue reading
Posted in IdentityModel, IdentityServer, OAuth, WebAPI
4 Comments
