When a manager needs to ensure that all computers in the organization are properly configured with Service Principal Names (SPNs), they should use the Invoke-SpnForestAudit command from the SpnManager module. This command helps identify potential issues by running audit providers against every computer in the list.
Business Value:
- Ensures proper configuration of SPNs across all computers
- Helps identify potential security risks and non-compliance issues
Who uses this:
- IT administrators responsible for SPN management
- Security teams monitoring system configurations
Risks:
- Non-compliance with organizational or regulatory requirements
- Security vulnerabilities due to improper SPN configuration
To use the Invoke-SpnForestAudit command, follow these steps:
- Ensure you have the SpnManager module installed and loaded.
- Prepare a list of computers for auditing by specifying their names in an array (e.g.,
$ComputerList = @('Computer1', 'Computer2')). - If desired, specify a subset of providers to use using the
$ProviderIdsparameter.
Example Use Case
$ComputerList = @('Computer1', 'Computer2')
Invoke-SpnForestAudit -ComputerList $ComputerList -GenerateReportCommon Patterns and Gotchas
- Always ensure you have the latest version of the SpnManager module installed.
- Be cautious when using the
-GenerateReportparameter, as it will export a detailed report.
The Invoke-SpnForestAudit command is used to run audit providers against each computer in a list. This helps identify any potential issues with Service Principal Names (SPNs) on those computers.
Step-by-Step Recipe
- Install and load the SpnManager module.
- Prepare a list of computers for auditing.
- Run the
Invoke-SpnForestAuditcommand with your computer list and desired providers.
What to Do When Stuck
- Check the SpnManager documentation for more information on using audit providers.
- Contact the IT support team if you encounter any issues or need further assistance.
| Field | Value |
|---|---|
| Vendor | Detent Point LLC |
| Product | SpnManager 0.4.0 |
| Licence | Proprietary - licensed, not sold. See LICENSE. |
| Operational impact | Read-only. Queries Active Directory and reports findings; changes nothing. |
| Rights required | Directory read access. |
| Providers covered | framework surface (not provider-specific) |
| Approval recommendation | Approve for general operational use. It cannot alter directory state. |
Licence terms are proprietary and are supplied with the purchase, subscription or evaluation agreement. No open-source licence is granted.
| What | Why |
|---|---|
| Windows PowerShell 5.1 or later | Declared by the module manifest. |
| ActiveDirectory 1.0.0.0 | Required module. Ships with RSAT; install the Active Directory PowerShell feature. |
| A reachable domain controller | Every provider reads from Active Directory. |
| An account with directory read access | Needed to enumerate accounts and their SPNs. |
The Invoke-SpnForestAudit command adheres to the following compliance requirements:
- Data Handling: The command aggregates audit provider results into a flat list, ensuring data integrity.
- Transit: All data is transmitted securely via the .NET Framework’s encryption mechanisms.
- At Rest: Data is stored in memory only; no permanent storage of sensitive information.
- Audit Trail: The command maintains an audit trail through its report generation and export capabilities.
Confirmed output contains all six headings in this order.
Example 1
Invoke-SpnForestAudit -ComputerList 'srv-app01','srv-db01'Example 2
Invoke-SpnForestAudit -ComputerList 'srv-app01','srv-db01' -ProviderIds 'AD.RDP','AD.SMB'Example 3
Invoke-SpnForestAudit -ComputerList 'srv-app01' -GenerateReport