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Various SSL/TLS Certificate File Types/Extensions
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...
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Log Parser Queries
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 2.2These are the few...
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Support for SSL/TLS protocols on Windows
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...
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Taming the Beast (Browser Exploit Against SSL/TLS)
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...
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Error While Compiling ASP.NET 4.0 application
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...
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Password is seen in Clear Text when configuring Client Certificate Mapping...
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...
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Fixing the BEAST
Earlier I had posted a blog explaining the BEAST vulnerability observed in TLS 1.0 & SSL 3.0. Here is the blog link:...
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DebugDiag 1.2 repair/uninstall fails with ErrorCode 0x80040154
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...
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Client Certificates V/s Server Certificates
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.aspxI use blogs as...
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Unable to browse a CGI application scripted in PERL: 500-Internal Server Error
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...
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Using DebugDiag to capture a dump on First Chance Exception
During troubleshooting several issues we are required to generate dumps on a specific exception. We generally use Debug Diag to do so. Not many are familiar with the tool and hence find it difficult to...
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How to create a Self-Signed SAN Certificate in Windows 8
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...
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I don’t see Content-Encoding header in IE HTTP debugger (F12 Developer Tools)
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...
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Installing WIRESHARK/WinPCap on Windows 8 RTM
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...
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SSL Scalability with IIS 8 (Windows 8 Server)
One of the biggest problems with IIS on the previous versions of IIS was in regards to scalability. This restriction was at the OS level at the kernel mode. There is nothing much that we could do to...
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Server Name Indication (SNI) with IIS 8 (Windows Server 2012)
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...
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Troubleshooting SSL related issues on IIS
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...
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ISAPI Filter to reject HTTP/1.0 requests
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...
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Do we need to install/move IIS related folders to a non-System drive?
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...
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SSL/TLS Alert Protocol & the Alert Codes
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...
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