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#ActiveDirectory and Migration topics written by FirstAttribute IT Consultants #PowerShell
#ActiveDirectory and Migration topics written by FirstAttribute IT Consultants #PowerShell

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AD Migration: Maximum number of group memberships - After an Active Directory migration project, users might not be able to logon anymore. This article shows solutions how to prevent this problem ahead of time with the use of PowerShell. When users belong to too many groups, they are unable to log on and receive the following message: “During a logon attempt, the user’s security context accumulated too many security IDs.” The aim of this article is to answer the following questions: What is...
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Import PowerShell sessions from computers in another domain - Importing PowerShell sessions from computers has been a common practice for a while now. By avoiding to login to the exchange server, sessions can be imported easily with the appropriate access rights. After all, there are the same commands available as on the server. The question is: what if the computer we need access to is outside the domain? There are a few obstacles to overcome here. In this article I would like to show you ...
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Temporary Group Permissions in Active Directory - here is how you can do it

http://activedirectoryfaq.com/2018/05/temporary-permissions-active-directory/

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Active Directory: Temporary Permissions - The installation of an application requires elevated rights. At first, the administrator might try to decline the request. But quite often colleagues return with an “approval” by their management. If you like it or not, you have to set up the permissions. Most likely, you do it on condition that these will just be temporary permissions. However, only the most thorough administrators will remember to revoke these permissions at a later date.  This pr...
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Azure Basics: Azure AD User Pricipal Name – UPN - Looking at Azure AD User Principal Name it is the same as almost always in IT: For a successful implementation it is recommendable to have a thorough plan in place. The same can be said when implementing and connecting to cloud services. The cloud hype promised a straightforward and easy implementation. In reality it becomes evident that it is advisable to think about what you want to do with the cloud services.  This is why I chose “User Pr...
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Proxy Authentication with Active Directory Lightweight Directory Servics - #activedirectory #adlds

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AD LDS Proxy Authentication - AD LDS – Active Directory Lightweight Directory Services LDAP Directory offers different authentication methods, i.e.: simple LDAP bind anonymous bind or bind redirection  – also known as Proxy Authentication. In this article I will take a closer look at the benefits of Proxy Authentication. What does AD LDS Proxy Authentication actually mean? AD LDS Proxy Authentication is a bind redirection. A Simple LDAP bind of an application is transferred from AD LDS to a...
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PowerShell: Find active computer objects - After a successful Active Directory migration, the old domain will eventually need to be shut down.  Before you can go ahead you need to find out if there are still any active computers left on the old domain.  A small PowerShell script will help you to find active computer objects. Find active computer objects with LastLogonTimeStamp If you want to find active computer objects the attribute LastLogonTimeStamp will be essential. Computers update it...
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Nesting groups in Active Directory - I frequently get asked which group type can be member of which group. For this reason I decided to explain the nesting of AD groups in this article with the help of some graphical illustrations. The topic gets even more interesting in relation to universal groups and multi-domain group memberships, e.g. in the scenario trusted domain of the same forest or trusted domain of another forest. Notes on the graphics: To illustrate the nesting of groups in a be...
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