Windows Communication Foundation (WCF) is a framework for building service-oriented applications. It allows for sending messages between service endpoints. Service endpoints can be a part of a service, hosted in IIS or in an application, or it can be a client which requests data from such a service. ...

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2answers
746 views

Authenticate WCF call to ADFS through Web Application Proxy (WAP)

Currently we authenticate WCF calls TO a service via ADFS, using the following procedure: Firstly, we get a SAML token from ADFS using (var factory = new WSTrustChannelFactory( new ...
1
vote
2answers
799 views

Securing JSON data

I am planning to use JSON as the data transport mechanism between my iOS app and my server (the server is a WCF service). While learning about JSON, I realized that all the data is passed around ...
1
vote
0answers
65 views

Deploying software that requires X.509 certificates

I have a self-hosted WCF application, with a server application running on the server (obviously) and a client application that will be installed on the users PC. Up until this point I have been ...
1
vote
1answer
171 views

My WCF application uses 2 way certificate message encryption - does it still need SSL?

I have a WCF service configured to use two-way certificate authentication on the messages. The server is also locked down through a firewall to only allow traffic from a single IP:Port that the ...
1
vote
0answers
61 views

What is meant by the term “one-off key exchange” in wcf security?

What is meant by the term "one-off key exchange" in this sentence : A secure session is a message security feature that reduces the overhead of one-off key exchange and validation.
1
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1answer
157 views

SSL on domain will affect un-secured sub-domain

I have a plan to buy a SSL certificate for my domain. I don't have much budget so I decided to buy standard SSL with no support for sub-domains. I have a WCF web-service that works on sub-domain. This ...
5
votes
1answer
2k 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 ...
2
votes
1answer
250 views

Authentication for Mobile Devices

I am looking for ways to Authenticate on a mobile device. The mobile application is connecting to a WCF Service which in turn connects to a Database. Before the application retrieves any information ...
6
votes
3answers
542 views

What risks would exist in transmitting an encrypted PKCS12 via Https

I have a scenario in which I would like to automate the deployment of client certificates generated by an issuer I control. The approach I am considering is given below, and I would appreciate ...
1
vote
1answer
493 views

Multiple security layers for SOA REST intranet services

For intranet applications that already leverage Active Directory, is there any point or benefit to adding a second layer of security such as OAuth when accessing SOA REST services? We're new to SOA ...
2
votes
3answers
158 views

Identifying and preventing execution of “any” function via Late-Bound commands

The Command Pattern is widely used to create a robust, salable applications. However I see guidance in this MSDN article that could allow a caller to invoke a late-bound command... enabling the ...
2
votes
1answer
2k views

Securing WCF service with X.509 cert [duplicate]

Possible Duplicate: What is the difference between an x.509 “client certificate” and a normal SSL certificate? I'm getting really confused with WCF and certs. I have a WCF ...
4
votes
4answers
665 views

Ensuring a web-service only processes requests from specific computers

I'm in the process of designing a system that consists a client application and a single web-service. The client is distributed on several machines (installed by me or a colleague), and the ...
7
votes
5answers
2k views

Should one sign and encrypt using the same key? The Azure Training Labs are taking this approach

I'm taking the Azure lab LoadBalancing with WCF and recognise what I have been told is bad from a security perspective, but am not sure if it applies here. Can someone look at this code and tell me ...
0
votes
1answer
154 views

Does using many XML parsers (XDocument, XMLDocument) from the public Internet increase attack surface area?

I am coding an anonymous WCF service that allows others to post XML into it. Does using different kinds of XML parsers XDocument, XMLDocument, or even 3rd party parsers increase the attack surface ...
6
votes
3answers
447 views

Are there any tools to detect JavaScript-based WCF/AJAX calls?

I'd like to determine if a given JavaScript contains the logic to make a AJAX/WCF call, or determine if one is being executed at runtime. Does anything like this exist?
2
votes
2answers
207 views

Is WCF or Java Metro security configuration in-scope for your security department; should it be?

Windows Communication Foundation (WCF) is a set of technologies that expose server-side executable code and data over the Internet. Given the port sharing abilities of IIS, or even that a web ...
6
votes
2answers
955 views

What are the security risks of the Service Bus, and how do you mitigate them?

The Service Bus is software that can be installed on Windows or rented on Azure and allows someone to relay SOAP/WCF information over the internet in the form of a XML over HTTPS payload. One risk ...