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	<title>TechBubbles &#187; Webservices</title>
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		<title>Impersonation and Delegation in WCF</title>
		<link>http://www.techbubbles.com/webservices/impersonation-and-delegation-in-wcf/</link>
		<comments>http://www.techbubbles.com/webservices/impersonation-and-delegation-in-wcf/#comments</comments>
		<pubDate>Mon, 24 Oct 2011 20:32:22 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[Web Services]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/impersonation-and-delegation-in-wcf/</guid>
		<description><![CDATA[&#160;



Impersonation is a technique that WCF Services use to authorize the caller’s identity to access to service resources such as files and database tables. Service resources can be located either on local service machine or remotely hosted. The resources are being accessed by WCF Service’s process identity or specific windows identity.




Difference between Impersonation and Delegation [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>How to choose right WCF binding?</title>
		<link>http://www.techbubbles.com/webservices/how-to-choose-right-wcf-binding/</link>
		<comments>http://www.techbubbles.com/webservices/how-to-choose-right-wcf-binding/#comments</comments>
		<pubDate>Sat, 22 Oct 2011 21:01:45 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[Web Services]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/how-to-choose-right-wcf-binding/</guid>
		<description><![CDATA[



Binding in WCF defines how clients can connect with your service. The base class for all bindings in WCF is System.ServiceModel.Channels.Binding. A Binding includes definition for WS-* protocols used, the message encoding and the transport protocol.
The available WCF Bindings are

wsHttpBinding
basicHttpBinding
netTcpBinding
netNamedPipeBinding
netMsmqBinding
wsDualHttpBinding






  
Consider the following scenarios when your are choosing the WCF Binding

Consider using wsHttpBinding when [...]]]></description>
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		<slash:comments>1</slash:comments>
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		<item>
		<title>Transport and Message Security in WCF</title>
		<link>http://www.techbubbles.com/webservices/transport-and-message-security-in-wcf/</link>
		<comments>http://www.techbubbles.com/webservices/transport-and-message-security-in-wcf/#comments</comments>
		<pubDate>Fri, 21 Oct 2011 22:21:51 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[Web Services]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/transport-and-message-security-in-wcf/</guid>
		<description><![CDATA[This post discusses about transport and message security. In Transport Security user credentials and claims are passed using transport layer. The transport protocols are TCP, HTTP, MSMQ and IPC. Each of these protocols have their own mechanism for passing user credentials. The most common approach is using secure socket layer(SSL) for encrypting the details which [...]]]></description>
		<wfw:commentRss>http://www.techbubbles.com/webservices/transport-and-message-security-in-wcf/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>WCF 4.5 Features</title>
		<link>http://www.techbubbles.com/webservices/wcf-4-5-features/</link>
		<comments>http://www.techbubbles.com/webservices/wcf-4-5-features/#comments</comments>
		<pubDate>Wed, 12 Oct 2011 20:46:59 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[.NET Framework 4.5]]></category>
		<category><![CDATA[Visual Studio 11]]></category>
		<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[WCF 4.5]]></category>
		<category><![CDATA[WCF Service]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/wcf-4-5-features/</guid>
		<description><![CDATA[&#160;
This post discusses the new features in WCF 4.5. There have been significant improvements in WCF 4.5 on configuration. 
Simplifying the generated configuration file in client



A client configuration file is generated when you add a service reference in Visual Studio 2010. The configuration files in earlier version of WCF contained the value of every binding [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>WebSockets in ASP.NET 4.5</title>
		<link>http://www.techbubbles.com/aspnet/websockets-in-asp-net-4-5/</link>
		<comments>http://www.techbubbles.com/aspnet/websockets-in-asp-net-4-5/#comments</comments>
		<pubDate>Sun, 02 Oct 2011 21:15:17 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[ASP.NET]]></category>
		<category><![CDATA[ASP.NET 4.5 Preview]]></category>
		<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[Web Sockets]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/aspnet/websockets-in-asp-net-4-5/</guid>
		<description><![CDATA[&#160;
This post discuss about using WebSockets in ASP.NET 4.5. You can read this post to get an understanding about WebSockets. This post shows piece of code which uses WebSockets in ASP.NET 4.5 and the code is related to simple chat application.
The HTML of Web Form chat application looks as below
&#160;
It contains a text box where [...]]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>WCF Services in Windows Azure</title>
		<link>http://www.techbubbles.com/webservices/wcf-services-in-windows-azure/</link>
		<comments>http://www.techbubbles.com/webservices/wcf-services-in-windows-azure/#comments</comments>
		<pubDate>Sun, 31 Jul 2011 21:56:28 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[Visual Studio 2010]]></category>
		<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[Windows Azure]]></category>
		<category><![CDATA[Microsoft]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/wcf-services-in-windows-azure/</guid>
		<description><![CDATA[&#160;



What is Windows Azure? Windows Azure provides developers computation power storage and can scale web applications on internet through Microsoft Datacenters. Developers can use Azure platform to build WCF service application using their existing Visual Studio 2010 expertise.




 Windows Azure supports the protocols and formats including SOAP, REST and XML. This post discuss about creating [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>WCF Service using MTOM in .NET FW 4</title>
		<link>http://www.techbubbles.com/webservices/wcf-service-using-mtom-in-net-fw-4/</link>
		<comments>http://www.techbubbles.com/webservices/wcf-service-using-mtom-in-net-fw-4/#comments</comments>
		<pubDate>Sat, 14 May 2011 13:58:08 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[.NET Framework 4]]></category>
		<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[.NET Framework 4.0]]></category>
		<category><![CDATA[WCF Service]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/wcf-service-using-mtom-in-net/</guid>
		<description><![CDATA[&#160;
Web services having a greater interoperability to communicate messages across heterogeneous systems, however challenge is serializing the data into XML. Users may want to send images,videos, drawings, xml documents etc. together with SOAP message.&#160; 
What is MTOM?
Message Transmission Optimization Mechanism (MTOM) is a mechanism of transferring transferring large amounts binary data as an attachment to [...]]]></description>
		<wfw:commentRss>http://www.techbubbles.com/webservices/wcf-service-using-mtom-in-net-fw-4/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>WCF Service using ASP.NET AJAX Library</title>
		<link>http://www.techbubbles.com/aspnet/wcf-service-using-asp-net-ajax-library/</link>
		<comments>http://www.techbubbles.com/aspnet/wcf-service-using-asp-net-ajax-library/#comments</comments>
		<pubDate>Sun, 24 Jan 2010 23:25:00 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[ASP.NET]]></category>
		<category><![CDATA[ASP.NET 4.0]]></category>
		<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[AJAX]]></category>
		<category><![CDATA[ASP.NET 4]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/aspnet/wcf-service-using-asp-net-ajax-library/</guid>
		<description><![CDATA[More often, the data to shown in an AJAX page is retrieved from the Web server using a Web service, a Windows Communication Foundation (WCF) service. The services that can also return JavaScriptObjectNotation(JSON) are potential candidates for AJAX pages.
This post explains about calling a WCF service using ASP.NET AJAX Library Data View control. The following [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>REST and SOAP</title>
		<link>http://www.techbubbles.com/webservices/rest-and-soap/</link>
		<comments>http://www.techbubbles.com/webservices/rest-and-soap/#comments</comments>
		<pubDate>Sun, 19 Jul 2009 18:51:00 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[WCF]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[REST]]></category>
		<category><![CDATA[SOAP]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/webservices/rest-and-soap/</guid>
		<description><![CDATA[Which is better SOAP or REST? One of the most common discussions. Both REST and SOAP are different approaches in writing the service oriented applications. REST is an architectural style for building client-server applications. SOAP is a protocol for exchanging data between two endpoints.
&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;  

It is more appropriate if you compare REST with RPC(remote [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>.NET Access Control Service</title>
		<link>http://www.techbubbles.com/microsoft/net-access-control-service/</link>
		<comments>http://www.techbubbles.com/microsoft/net-access-control-service/#comments</comments>
		<pubDate>Mon, 25 May 2009 00:05:53 +0000</pubDate>
		<dc:creator>Kalyan Bandarupalli</dc:creator>
				<category><![CDATA[Microsoft]]></category>
		<category><![CDATA[Webservices]]></category>
		<category><![CDATA[.NET Access Control Service]]></category>

		<guid isPermaLink="false">http://www.techbubbles.com/microsoft/net-access-control-service/</guid>
		<description><![CDATA[My previous article explained the basics of building windows azure services. Let’s start looking at the .NET Access Control Service. .NET Access Control Service allows you to use the authentication and authorization services from external sources that are maintained by security experts. Security experts control the authentication and issue the token to the application. Application [...]]]></description>
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