Public/AzureAD/Get-MsGraphToken.ps1
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function Get-MsGraphToken { [CmdletBinding(PositionalBinding = $false)] param ( [Alias('client_id')][Parameter(Mandatory = $true)][string]$ClientId, [Alias('client_secret')][Parameter(Mandatory = $true)][string]$ClientSecret, [Alias('tenant_id')][Parameter(Mandatory = $true)][string]$TenantId, [Parameter(Mandatory = $false)][string]$Scope = "https://graph.microsoft.com/.default", [Parameter(Mandatory = $false)][string]$GrantType = "client_credentials" ) $uri = "https://login.microsoftonline.com/$TenantId/oauth2/v2.0/token" $body = @{ client_id = $ClientId scope = $Scope client_secret = $ClientSecret grant_type = $GrantType } try { $response = Invoke-RestMethod -Method Post -Uri $uri -ContentType "application/x-www-form-urlencoded" -Body $body -UseBasicParsing Write-Log "Successfully retrived MS Graph API token." return $response } catch { Write-Log "Error getting MS Graph API token." -LogType: error -ErrorObject $_ Write-Error $_ } } |