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# M365FoundationsCISReport Module

License

This PowerShell module is based on CIS benchmarks and is distributed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. This means:

  • Non-commercial: You may not use the material for commercial purposes.
  • ShareAlike: If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original.
  • Attribution: Appropriate credit must be given, provide a link to the license, and indicate if changes were made.

For full license details, please visit Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

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Invoke-M365SecurityAudit

Export-M365SecurityAuditTable

Synopsis

Exports M365 security audit results to a CSV file or outputs a specific test result as an object.

Syntax


Export-M365SecurityAuditTable [-AuditResults] <CISAuditResult[]> [-OutputTestNumber] <String> [<CommonParameters>]

Export-M365SecurityAuditTable [-AuditResults] <CISAuditResult[]> [[-ExportAllTests]] -ExportPath <String> -ExportOriginalTests [-ExportToExcel] [<CommonParameters>]

Export-M365SecurityAuditTable [-CsvPath] <String> [-OutputTestNumber] <String> [<CommonParameters>]

Export-M365SecurityAuditTable [-CsvPath] <String> [[-ExportAllTests]] -ExportPath <String> -ExportOriginalTests [-ExportToExcel] [<CommonParameters>]



Parameters

Name Alias Description Required? Pipeline Input Default Value
AuditResults An array of CISAuditResult objects containing the audit results. true false
CsvPath The path to a CSV file containing the audit results. true false
OutputTestNumber The test number to output as an object. Valid values are "1.1.1", "1.3.1", "6.1.2", "6.1.3", "7.3.4". true false
ExportAllTests Switch to export all test results. false false False
ExportPath The path where the CSV files will be exported. true false
ExportOriginalTests Switch to export the original audit results to a CSV file. true false False
ExportToExcel Switch to export the results to an Excel file. false false False

Inputs

  • [CISAuditResult[]], [string]

Outputs

  • [PSCustomObject]

Examples

EXAMPLE 1

Export-M365SecurityAuditTable -AuditResults $object -OutputTestNumber 6.1.2

# Output object for a single test number from audit results

EXAMPLE 2

Export-M365SecurityAuditTable -ExportAllTests -AuditResults $object -ExportPath "C:\temp"

# Export all results from audit results to the specified path

EXAMPLE 3

Export-M365SecurityAuditTable -CsvPath "C:\temp\auditresultstoday1.csv" -OutputTestNumber 6.1.2

# Output object for a single test number from CSV

EXAMPLE 4

Export-M365SecurityAuditTable -ExportAllTests -CsvPath "C:\temp\auditresultstoday1.csv" -ExportPath "C:\temp"

# Export all results from CSV to the specified path

EXAMPLE 5

Export-M365SecurityAuditTable -ExportAllTests -AuditResults $object -ExportPath "C:\temp" -ExportOriginalTests

# Export all results from audit results to the specified path along with the original tests

EXAMPLE 6

Export-M365SecurityAuditTable -ExportAllTests -CsvPath "C:\temp\auditresultstoday1.csv" -ExportPath "C:\temp" -ExportOriginalTests

# Export all results from CSV to the specified path along with the original tests

Get-AdminRoleUserLicense

Synopsis

Retrieves user licenses and roles for administrative accounts from Microsoft 365 via the Graph API.

Syntax


Get-AdminRoleUserLicense [-SkipGraphConnection] [<CommonParameters>]


Parameters

Name Alias Description Required? Pipeline Input Default Value
SkipGraphConnection A switch parameter that, when set, skips the connection to Microsoft Graph if already established. This is useful for batch processing or when used within scripts where multiple calls are made and the connection is managed externally. false false False

Inputs

  • None. You cannot pipe objects to Get-AdminRoleUserLicense.

Outputs

  • PSCustomObject Returns a custom object for each user with administrative roles that includes the following properties: RoleName, UserName, UserPrincipalName, UserId, HybridUser, and Licenses.

Note

Creation Date: 2024-04-15 Purpose/Change: Initial function development to support Microsoft 365 administrative role auditing.

Examples

EXAMPLE 1

Get-AdminRoleUserLicense

This example retrieves all administrative role users along with their licenses by connecting to Microsoft Graph using the default scopes.

EXAMPLE 2

Get-AdminRoleUserLicense -SkipGraphConnection

This example retrieves all administrative role users along with their licenses without attempting to connect to Microsoft Graph, assuming that the connection is already established.

Get-MFAStatus

Synopsis

Retrieves the MFA (Multi-Factor Authentication) status for Azure Active Directory users.

Syntax


Get-MFAStatus [[-UserId] <String>] [-SkipMSOLConnectionChecks] [<CommonParameters>]


Parameters

Name Alias Description Required? Pipeline Input Default Value
UserId The User Principal Name (UPN) of a specific user to retrieve MFA status for. If not provided, the function retrieves MFA status for all users. false false
SkipMSOLConnectionChecks false false False

Outputs

  • System.Object Returns a sorted list of custom objects containing the following properties: - UserPrincipalName - DisplayName - MFAState - MFADefaultMethod - MFAPhoneNumber - PrimarySMTP - Aliases

Note

The function requires the MSOL module to be installed and connected to your tenant. Ensure that you have the necessary permissions to read user and MFA status information.

Examples

EXAMPLE 1

Get-MFAStatus

Retrieves the MFA status for all Azure Active Directory users.

EXAMPLE 2

Get-MFAStatus -UserId "example@domain.com"

Retrieves the MFA status for the specified user with the UPN "example@domain.com".

Grant-M365SecurityAuditConsent

Synopsis

Grants Microsoft Graph permissions for an auditor.

Syntax


Grant-M365SecurityAuditConsent [-UserPrincipalNameForConsent] <String> [-SkipGraphConnection] [-SkipModuleCheck] [-SuppressRevertOutput] [-DoNotDisconnect] [-WhatIf] [-Confirm] [<CommonParameters>]


Parameters

Name Alias Description Required? Pipeline Input Default Value
UserPrincipalNameForConsent The UPN or ID of the user to grant consent for. true true (ByValue, ByPropertyName)
SkipGraphConnection If specified, skips connecting to Microsoft Graph. false false False
SkipModuleCheck If specified, skips the check for the Microsoft.Graph module. false false False
SuppressRevertOutput If specified, suppresses the output of the revert commands. false false False
DoNotDisconnect If specified, does not disconnect from Microsoft Graph after granting consent. false false False
WhatIf wi false false
Confirm cf false false

Outputs

  • System.Void

Note

This function requires the Microsoft.Graph module version 2.4.0 or higher.

Examples

EXAMPLE 1

Grant-M365SecurityAuditConsent -UserPrincipalNameForConsent user@example.com

Grants Microsoft Graph permissions to user@example.com for the client application with the specified Application ID.

EXAMPLE 2

Grant-M365SecurityAuditConsent -UserPrincipalNameForConsent user@example.com -SkipGraphConnection

Grants Microsoft Graph permissions to user@example.com, skipping the connection to Microsoft Graph.

Invoke-M365SecurityAudit

Synopsis

Invokes a security audit for Microsoft 365 environments.

Syntax


Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] [-NoModuleCheck] [-DoNotConfirmConnections] 
[-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -ELevel <String> -ProfileLevel <String> [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] 
[-NoModuleCheck] [-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -IncludeIG1 [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] [-NoModuleCheck] 
[-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -IncludeIG2 [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] [-NoModuleCheck] 
[-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -IncludeIG3 [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] [-NoModuleCheck] 
[-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -IncludeRecommendation <String[]> [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] 
[-NoModuleCheck] [-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]

Invoke-M365SecurityAudit [-TenantAdminUrl <String>] [-DomainName <String>] -SkipRecommendation <String[]> [-ApprovedCloudStorageProviders <String[]>] [-ApprovedFederatedDomains <String[]>] [-DoNotConnect] [-DoNotDisconnect] 
[-NoModuleCheck] [-DoNotConfirmConnections] [-WhatIf] [-Confirm] [<CommonParameters>]





Parameters

Name Alias Description Required? Pipeline Input Default Value
TenantAdminUrl The URL of the tenant admin. If not specified, none of the SharePoint Online tests will run. false false
DomainName The domain name of the Microsoft 365 environment to test. This parameter is not mandatory and by default it will pass/fail all found domains as a group if a specific domain is not specified. false false
ELevel Specifies the E-Level (E3 or E5) for the audit. This parameter is optional and can be combined with the ProfileLevel parameter. true false
ProfileLevel Specifies the profile level (L1 or L2) for the audit. This parameter is optional and can be combined with the ELevel parameter. true false
IncludeIG1 If specified, includes tests where IG1 is true. true false False
IncludeIG2 If specified, includes tests where IG2 is true. true false False
IncludeIG3 If specified, includes tests where IG3 is true. true false False
IncludeRecommendation Specifies specific recommendations to include in the audit. Accepts an array of recommendation numbers. true false
SkipRecommendation Specifies specific recommendations to exclude from the audit. Accepts an array of recommendation numbers. true false
ApprovedCloudStorageProviders Specifies the approved cloud storage providers for the audit. Accepts an array of cloud storage provider names. false false @()
ApprovedFederatedDomains Specifies the approved federated domains for the audit test 8.2.1. Accepts an array of allowed domain names. false false
DoNotConnect If specified, the cmdlet will not establish a connection to Microsoft 365 services. false false False
DoNotDisconnect If specified, the cmdlet will not disconnect from Microsoft 365 services after execution. false false False
NoModuleCheck If specified, the cmdlet will not check for the presence of required modules. false false False
DoNotConfirmConnections If specified, the cmdlet will not prompt for confirmation before proceeding with established connections and will disconnect from all of them. false false False
WhatIf wi false false
Confirm cf false false

Inputs

  • None. You cannot pipe objects to Invoke-M365SecurityAudit.

Outputs

  • CISAuditResult[] The cmdlet returns an array of CISAuditResult objects representing the results of the security audit.

Note

Examples

EXAMPLE 1

Invoke-M365SecurityAudit

Performs a security audit using default parameters.
Output:
Status : Fail
ELevel : E3
ProfileLevel: L1
Connection : Microsoft Graph
Rec : 1.1.1
Result : False
Details : Non-compliant accounts:
Username | Roles | HybridStatus | Missing Licence
user1@domain.com| Global Administrator | Cloud-Only | AAD_PREMIUM
user2@domain.com| Global Administrator | Hybrid | AAD_PREMIUM, AAD_PREMIUM_P2
FailureReason: Non-Compliant Accounts: 2

EXAMPLE 2

Invoke-M365SecurityAudit -TenantAdminUrl "https://contoso-admin.sharepoint.com" -DomainName "contoso.com" -ELevel "E5" -ProfileLevel "L1"

Performs a security audit for the E5 level and L1 profile in the specified Microsoft 365 environment.
Output:
Status : Fail
ELevel : E5
ProfileLevel: L1
Connection : Microsoft Graph
Rec : 1.1.1
Result : False
Details : Non-compliant accounts:
Username | Roles | HybridStatus | Missing Licence
user1@domain.com| Global Administrator | Cloud-Only | AAD_PREMIUM
user2@domain.com| Global Administrator | Hybrid | AAD_PREMIUM, AAD_PREMIUM_P2
FailureReason: Non-Compliant Accounts: 2

EXAMPLE 3

Invoke-M365SecurityAudit -TenantAdminUrl "https://contoso-admin.sharepoint.com" -DomainName "contoso.com" -IncludeIG1

Performs an audit including all tests where IG1 is true.
Output:
Status : Fail
ELevel : E3
ProfileLevel: L1
Connection : Microsoft Graph
Rec : 1.1.1
Result : False
Details : Non-compliant accounts:
Username | Roles | HybridStatus | Missing Licence
user1@domain.com| Global Administrator | Cloud-Only | AAD_PREMIUM
user2@domain.com| Global Administrator | Hybrid | AAD_PREMIUM, AAD_PREMIUM_P2
FailureReason: Non-Compliant Accounts: 2

EXAMPLE 4

Invoke-M365SecurityAudit -TenantAdminUrl "https://contoso-admin.sharepoint.com" -DomainName "contoso.com" -SkipRecommendation '1.1.3', '2.1.1'

Performs an audit while excluding specific recommendations 1.1.3 and 2.1.1.
Output:
Status : Fail
ELevel : E3
ProfileLevel: L1
Connection : Microsoft Graph
Rec : 1.1.1
Result : False
Details : Non-compliant accounts:
Username | Roles | HybridStatus | Missing Licence
user1@domain.com| Global Administrator | Cloud-Only | AAD_PREMIUM
user2@domain.com| Global Administrator | Hybrid | AAD_PREMIUM, AAD_PREMIUM_P2
FailureReason: Non-Compliant Accounts: 2

EXAMPLE 5

$auditResults = Invoke-M365SecurityAudit -TenantAdminUrl "https://contoso-admin.sharepoint.com" -DomainName "contoso.com"

PS> $auditResults | Export-Csv -Path "auditResults.csv" -NoTypeInformation

Captures the audit results into a variable and exports them to a CSV file.
Output:
CISAuditResult[]
auditResults.csv

EXAMPLE 6

Invoke-M365SecurityAudit -WhatIf

Displays what would happen if the cmdlet is run without actually performing the audit.
Output:
What if: Performing the operation "Invoke-M365SecurityAudit" on target "Microsoft 365 environment".

Remove-RowsWithEmptyCSVStatus

Synopsis

Removes rows from an Excel worksheet where the 'CSV_Status' column is empty and saves the result to a new file.

Syntax


Remove-RowsWithEmptyCSVStatus [-FilePath] <String> [-WorksheetName] <String> [<CommonParameters>]



Parameters

Name Alias Description Required? Pipeline Input Default Value
FilePath The path to the Excel file to be processed. true false
WorksheetName The name of the worksheet within the Excel file to be processed. true false

Note

This function requires the ImportExcel module to be installed.

Examples

EXAMPLE 1

Remove-RowsWithEmptyCSVStatus -FilePath "C:\Reports\Report.xlsx" -WorksheetName "Sheet1"

This command imports data from the "Sheet1" worksheet in the "Report.xlsx" file, removes rows where the 'CSV_Status' column is empty, and saves the filtered data to a new file named "Report-Filtered.xlsx" in the same directory.

Sync-CISExcelAndCsvData

Synopsis

Synchronizes and updates data in an Excel worksheet with new information from a CSV file, including audit dates.

Syntax


Sync-CISExcelAndCsvData [[-ExcelPath] <String>] [[-CsvPath] <String>] [[-SheetName] <String>] [<CommonParameters>]


Parameters

Name Alias Description Required? Pipeline Input Default Value
ExcelPath Specifies the path to the Excel file to be updated. This parameter is mandatory. false false
CsvPath Specifies the path to the CSV file containing new data. This parameter is mandatory. false false
SheetName Specifies the name of the worksheet in the Excel file where data will be merged and updated. This parameter is mandatory. false false

Inputs

  • System.String The function accepts strings for file paths and worksheet names.

Outputs

  • None The function directly updates the Excel file and does not output any objects.

Note

  • Ensure that the 'ImportExcel' module is installed and up to date to handle Excel file manipulations. - It is recommended to back up the Excel file before running this function to avoid accidental data loss. - The CSV file should have columns that match expected headers like 'Connection', 'Details', 'FailureReason', and 'Status' for correct data mapping.

Examples

EXAMPLE 1

Sync-CISExcelAndCsvData -ExcelPath "path\to\excel.xlsx" -CsvPath "path\to\data.csv" -SheetName "AuditData"

Updates the 'AuditData' worksheet in 'excel.xlsx' with data from 'data.csv', adding new information and the date of the update.

Description
Automated assessment of 51 CIS 365 Foundations v3.0.0 benchmark safeguards.
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