Generate Machine Key In Iis 6

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May 13, 2009  IIS 7 Tip # 10 You can generate machine keys from the IIS manager. The machineKey element of the ASP.NET web.config specifies the algorithm and keys that ASP.NET will use for encryption. By default the validationKey and the decryptionKey keys are set to AutoGenerate which means the runtime will generate a random key for use. I tried generating machine key to update web.config manually, but I need powershell script to do the same. In order setup machine key for website to how to generate encryption key using HMACSHA256 in C#. Ask Question Asked 6 years, 1 month ago. IIS generate machine key. This msdn blog suggests using IIS to generate machine key, which looks more secure to me as Microsoft tool being used. However, it seems this feature is only supported until IIS 7 or less. I don't find it on my box IIS 8.5. I checked on IIS 7.5 and its not present there either. However, I found it in IIS 6.1 on a coworker box. I am wondering. May 20, 2015 How To Generate Machine Key In IIS Complete steps is described in this video regarding How To Generate Machine Key In IIS If you got any clarification on this, please write it on Comment section. This msdn blog suggests using IIS to generate machine key, which looks more secure to me as Microsoft tool being used. However, it seems this feature is only supported until IIS 7 or less. I don't find it on my box IIS 8.5. I checked on IIS 7.5 and its not present there either. However, I found it in IIS 6.1 on a coworker box. I am wondering.

Apr 26, 2011  Machine key can be generated in IIS 7/ IIS 7.5 by following steps listed below 1. Open the IIS Manager. Click on the Machine Key icon in the ASP.NET feature list as displayed below 3. Click on the Generate Keys as displayed below.

Configuring IIS 6.0 Machine.config for use in Web Farm (ASP.net 2.0)

Jun 25, 2009 04:12 PMk1DBLITZLINK

So, where would I add the following line? (.net 2.0)

<machineKeyvalidationKey='A130E240DF1C49E2764EF8A86CEDCBB11274E5298A130CA08B90EED016C0

14CEAE1D86344C29E67E99DF83347E43820050A2B9C9FC89E0574BF3394B6D0401A9'

decryptionKey='2CC37FFA8D14925B9CBCC0E3B1506F35066FEF33FEB4ADC8'validation='SHA1'/>

I have reviewed the following MSDN articles:

However, my machine.config file for ASP.net 2.0 does not seem to correspond with the article. Searching for 'validationkey' in the machine.config, machine.config.comments, and machine.config.default returns nothing.

I have entered the above validation key (different one of course) right below the <system.web> entry in the machine.config and reset IIS.

The users are still experiencing the same problem as before which is:

Note that the xsl:keyelement is a top-level element, a child of the root xsl:stylesheet element.Thus the match pattern isn't 'relative' to anything at all in the source tree - there'snothing like a context node to which it can be relative - until the key isactually invoked, using the key function, by some lower-level stylesheettemplate or instruction. Importantly, unlike a DBMS unique index or an XML ID-typeattribute, an XSLT key may point to more than one 'thing' at a time. The value of the key, given by the useattribute, is the string-value of that match pattern. Also unlike ID-typeattributes, keys aren't restricted to identifying elements only. Xsl key use.

Message: Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster.


sessionIIS 6error.net 2.0webfarm

In this post we will see how we can Generate MachineKey using Windows PowerShell from our local development machine.

Problem:
Many a times when a ASP.Net application is running on production server, we get an error message stating – “Validation of viewstate MAC failed. If this application is hosted by a web farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster.” This error happens because of missing machineKey property in the web.config file.

Generate Machine Key In Iis

Overview:
The <machineKey> property in web.config file configures algorithms and keys to use for encryption, decryption, and validation of forms-authentication data and view-state data, and for out-of-process session state identification.This encryption prevents tempering of session data on the server. It is present under <system.web> node in web.config file and looks like below –

Generate Machine Key In Iis 6

N.B: Do not use this machineKey on your production servers. Instead follow the steps mentioned below to generate a new one only for you.

Solution:
We will use a PowerShell script to create this machineKey. Here’s the Powershell Script

You can save this PowerShell script as “generateMachineKey.ps1” on your hard disk. Now open Windows Powershell and perform the following steps –

Generate Machine Key In Iis 6 5

  • Go to the folder where you have stored the .ps1 file
  • Load the Script
  • Call the PowerShell Function

Https www miniwebtool com django secret key generator. This will give you a new machineKey. You can copy this and paste it on to your web.config file now.

Hope you like this post.

Generate Machine Key In Iis 6 0

Key

Generate Machine Key

Was the post helpful? Do let me know if you’re aware of any other way of generating machineKey in comments. Cheers!