This post discusses how we can search Active Directory using ADSISearcher filters. Using search filters can improve search performance significantly. Consider the following where we create a default ADSISearcher to begin searching Active Directory (AD): $objSearcher=[adsisearcher]”” If we used this … Continue reading
This post provides a simple example of how we can export data to a CSV and maintain the column order: $csvFile = “c:\temp\alkane.csv” $exampledata = @(@(“John”,”37″),@(“Peter”,”14″),@(“Michelle”,”22″),@(“Abdul”,”31″),@(“Roger”,”22″),@(“Rachel”,”50″)) $csvwrapper = @() foreach($person in $exampledata) { $name = $person[0] $age = $person[1] #append … Continue reading
This post provides a simple example of how we can use ADSI to search groups in Active Directory. You may wish to further optimise this by using LDAP filters. #only groups $objSearcher=[adsisearcher]'(&(objectCategory=group))’ $objSearcher.PageSize = 200 #specify properties to include $colProplist … Continue reading
This post provides a simple example of how we can use ADSI to search computers in Active Directory. You may wish to further optimise this by using LDAP filters. #only computers $objSearcher=[adsisearcher]'(&(objectCategory=computer))’ $objSearcher.PageSize = 200 #specify properties to include $colProplist … Continue reading
This post provides a simple example of how we can use ADSI to search users in Active Directory. You may wish to further optimise this by using LDAP filters. $searcher=[adsisearcher]'(&(objectCategory=person)(objectClass=user))’ $searcher.PageSize = 200 $colProplist = “samaccountname” foreach ($i in $colPropList) … Continue reading
This post provides an example of how we can use ADSI to set and clear Active Directory Attributes. We search for a user called “alkaneuser” and set or clear the department attribute. $objSearcher=[adsisearcher]'(&(objectCategory=person)(objectClass=user)(sAMAccountName=alkaneuser))’ $colProplist = “samaccountname”,”department” foreach ($i in $colPropList) … Continue reading
This is a simple PowerShell script to list AD sites and subnets using PowerShell. $sites = [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().Sites foreach ($site in $sites) { write-host “(site) $site” foreach ($subnet in $site.Subnets) { write-host “….(subnet) $subnet” foreach ($server in $site.Servers) { write-host “……..(server) … Continue reading
This post explains how we can use ADSI and FromFileTime to convert datetime attributes in Active Directory to a human-readable date and time. You’ll notice when you return attributes such as lastlogon, lastlogontimestamp and lastpwdset that the format of the … Continue reading
This post includes an example of how we can use ADSI to list nested members of an AD group. In other words, if the group contains nested groups, it will iteratively search all the members of those nested groups too. … Continue reading
This post provides a simple example of how we can use ADSI to modify an AD group. In this example, we modify the description attribute of an AD group. You can also use ADSI to clear the attributes for an … Continue reading
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