Windows 8 was RTM’d last week and as a curious soul I upgraded to RTM . Once done, I was loading my machine with all the tools that I use everyday. This includes the networking tools like Network Monitor and...

        Secure Socket Layer ( SSL ) and its successor Transport Layer Security ( TLS ) are protocols which use cryptographic algorithms to secure the communication between 2 entities. It is just a secure layer running...

Earlier I had posted a blog explaining the BEAST vulnerability observed in TLS 1.0 & SSL 3.0. Here is the blog link: http://blogs.msdn.com/b/kaushal/archive/2011/10/03/taming-the-beast-browser-exploit-against-ssl-tls.aspx Microsoft released MS12-006...

In the past I have blogged about various certificate file extensions along with their usage. Here is the link: http://blogs.msdn.com/b/kaushal/archive/2010/11/05/ssl-certificates.aspx I use blogs as reference so that they can refer the content and I need...

        Recently one of my colleagues came across with an interesting question. He questioned why he couldn’t see the “ Content-Encoding ” header in the IE HTTP debugger but was able to view it in the Fiddler.        ...

Two researchers recently discovered a known vulnerability that existed in CBC based ciphers, but was considered theoretically impractical, until then. This vulnerability exists in all CBC based ciphers used in SSL V3/TLS 1.0 . The researchers Juliano...

Its not easy to determine by looking at a file extension whether it would carry a certificate or not. I am writing this article to help myself . Next time I can directly jump to my blog instead searching endlessly what does a specific file extension corresponds...

  In my previous article I discussed on how scalability was achieved in IIS 8. Here is the link: SSL Scalability with IIS 8 .   In this blog I will discuss specifically about Server Name Indication aka SNI . We will learn how scalability is...

Today I will be discussing the very infamous error that is seen while adding a SSL binding in IIS 7 & higher. Below is a snapshot of the error message while trying to add the SSL binding in IIS. Well, the error is definitely not descriptive enough...

I have been asked this question on several occasions on how to disable revocation check in IIS 7.  It was pretty easy for IIS 6, on IIS 7 there is no documentation on how to do so. This post will describe on how to achieve this task. Firstly, list...

It is not possible to install IIS on a non-system drive. Well “ not possible ” may be too restrictive, I would say it is not recommended or not supported to do so. At CSS we see a lot of issues relating to the above topic. One needs to relocate (or even...

There have been many occasions where a event corresponding to SChannel is logged in the System event logs which indicates a problem with the SSL/TLS handshake and many a times depicts a number. The logging mechanism is a part of the SSL/TLS Alert Protocol...

With the dawn of CLOUD COMPUTING , every one is betting big time on cloud. I might be little late to arrive here, but its never too late. MICROSOFT named its cloud infrastructure as AZURE . Coming to the topic, Windows Azure Web Sites aka ANTARES is a...

Most of the time I write blogs to help myself find things easily. It is easier to search things when you know where to search them for. So I thought of blogging this topic as I keep encountering it more often and then spend quite some time figuring out...

Capturing memory dumps is a most common ask while troubleshooting performance related issues with web applications. We generally use DebugDiag to do so. Not many are familiar with the tool and hence find it difficult to use it to capture the data. This...

One of the cool features of Windows 8 is the improved set of PowerShell commandlets that have been shipped with it. There are several of them which could have made the task a lot easier for the server admins. In here I will be discussing about one of...

Log Parser is one of the most powerful tools available for parsing IIS logs. It can effectively parse GB’s of data in effective time. Below is the download link: Download Log Parser 2.2 These are the few Log parser queries using the command line interface...

Recently, I ran into issues while writing an ASP.NET 4.0 application. I tried to remember if I had meddled with anything or deleted any components by mistake. This was the error I get when trying to compile my application: Could not load file or assembly...

Recently I had to troubleshoot a issue where we were getting the following error message while browsing a website hosted on IIS. Server Error in Application "DEFAULT WEB SITE/CGI" Internet Information Services 7.5 Error Summary HTTP Error 500...

Today I got a interesting issue to work with. While working on a issue I ran into a corrupt installation of DebugDiag 1.2. Whenever we tried installing or uninstalling it it threw the following error: so I ran a check to see what that error code meant...

One of my article has been published on IIS.NET on how to troubleshoot SSL related issues. Here is the link: Troubleshooting SSL related issues (Server Certificate) There is another article written by my colleague few years ago. Here is the link to that...

There is a known problem on IIS where the IP Address is leaked in the content-location header of the HTTP response. There is a fix for this and its documented here: http://support.microsoft.com/kb/834141 The above KB also mentions that the issue might...

Kaushal Kumar Panday Kaushal Kumar Panday 4 49 2012-08-08T07:40:00Z 2012-08-08T08:29:00Z 1 722 4119 34 9 4832 15.00 Clean Clean false false false false EN-IN X-NONE X-NONE ...

In my previous post, click here , I mentioned and described few of the features of WAWS , cloud offering from Microsoft . As I mentioned we could associate a application with either the MySQL db or Microsoft ’s own SQL Server db. There is a small twist...

Recently Dropbox was added to Windows Azure as yet another source control which could be used for publishing source code on to Windows Azure Web Sites . It makes the deployment task much simpler. Let's discuss this in detail here. Installing and Configuring...