New-AppLockerPolicy
New-AppLockerPolicy is accessible with the help of AppLocker module. To configure AppLocker, go through this link.
Synopsis
Creates a new AppLocker policy from a list of file information and other rule creation options.
Description
The New-AppLockerPolicy cmdlet uses a list of file information to automatically generate a list of rules for a given user or group. Rules can be generated based on publisher, hash, or path information.
Run the Get-AppLockerFileInformation cmdlet to create the list of file information.
By default, the output is an AppLockerPolicy object. If the Xml parameter is specified, the output will be the AppLocker policy as an XML-formatted string.
Parameters
-FileInformation >
Specifies a file that can contain publisher, path, and hash information. Some information may be missing, such as publisher information for an unsigned file.
Required? true
Position? 1
Default value none
Accept pipeline input? true (ByValue, ByPropertyName)
Accept wildcard characters? false
-IgnoreMissingFileInformation <SwitchParameter>
Specifies that, if a rule cannot be created for a file because of missing file information, then evaluation of the remaining file information will continue and a warning log of the files skipped will be generated.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-InformationAction <System.Management.Automation.ActionPreference>
Specifies how this cmdlet responds to an information event. The acceptable values for this parameter are:
-- SilentlyContinue
-- Stop
-- Continue
-- Inquire
-- Ignore
-- Suspend
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-InformationVariable <System.String>
Specifies a variable in which to store an information event message.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-Optimize <SwitchParameter>
Specifies that similar rules will be grouped together.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-RuleNamePrefix <String>
Specifies a name to add as the prefix for each rule that is created.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-RuleType <List<RuleType>>
Specifies the type of rules to create from the file information. Publisher, path, or hash rules can be created from the file information. Multiple rule types may be specified. Therefore, that there are backup rule types if the necessary file information is not available.
For example, if Publisher, Hash is specified for this parameter, then the hash rules are applied when publisher information is not available.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-ServiceEnforcement <System.String>
Specifies whether the AppLocker policy for EXE and DLL rule collections applies to non-interactive processes. The acceptable values for this parameter are:
-- NotConfigured
-- Enabled
-- ServicesOnly
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-User <String>
Specifies the user or group to which the rules are applied. The acceptable values for this parameter are:
-- DNS user name (domain\username)
-- User Principal Name ([email protected])
-- SAM user name (username)
-- Security identifier (S-1-5-21-3165297888-301567370-576410423-1103)
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? false
-Xml <SwitchParameter>
Specifies that the output of the AppLocker policy be as an XML-formatted string.
Required? false
Position? named
Default value none
Accept pipeline input? false
Accept wildcard characters? falseSyntax
New-AppLockerPolicy [-FileInformation] <System.Collections.Generic.List`1[Microsoft.Security.ApplicationId.PolicyManagement.PolicyModel.FileInformation]> [-RuleType <System.Collections.Generic.List`1[Microsoft.Security.ApplicationId.PolicyManagement.RuleType]>] [-RuleNamePrefix <String>] [-User <String>] [-Optimize] [-IgnoreMissingFileInformation] [-Xml] [-ServiceEnforcement <String>] [<CommonParameters>]
——————EXAMPLE 1——————
C:\PS>Get-ChildItem C:\Windows\System32*.exe | Get-AppLockerFileInformation | New-AppLockerPolicy -RuleType Publisher, Hash -User Everyone -RuleNamePrefix System32
Version RuleCollections RuleCollectionTypes
——- ————— ——————-
1 {Microsoft.Security.ApplicationId.Po… {Exe}
This example creates an AppLocker policy that contains allow rules for all of the executable files in C:\Windows\System32. The policy contains publisher rules for those files with publisher information and hash rules for those that do not. The rules are prefixed with System32: and the rules apply to the Everyone group.
——————EXAMPLE 2——————
C:\PS>Get-ChildItem C:\Windows\System32*.exe | Get-AppLockerFileInformation | New-AppLockerPolicy -RuleType Path -User Everyone -Optimize -XML
This example creates an XML-formatted AppLocker policy for all of the executable files in C:\Windows\System32. The policy contains only path rules, the rules are applied to the Everyone group, and the Optimize parameter indicates that similar rules are grouped together where possible.
You can check the Version, CommandType and Source of this cmdlet by giving below command.
Get-Command New-AppLockerPolicy
You can also read about
- Get-AppLockerFileInformation
- Get-AppLockerPolicy
- Set-AppLockerPolicy
- Test-AppLockerPolicy
