This is a powershell function to enable you to login to Cherwell using the Rest API with transparent windows authentication (the credentials you are running the powershell session with). But there is some work you need to do first.
See http://britv8.com/using-powershell-to-access-the-rest-api-in-cherwell/ for how to set things up first in Cherwell
function Post-CherwellWindowsAuth{ <# .SYNOPSIS Logs into Cherwell using Transparent Windows Authentication .PARAMETER Computername = Webserver you are connecting to apiKey = An API client key is required.Your API client id is setup like this: go to CSM Admin (orange pill) > login > click sercurity > click 'Edit REST API client settings > click 'create new client' = green button (+) > give it a name and save. Your client key is auto-generated. .INPUTS None .OUTPUTS System.Management.Automation.PSCustomObject .EXAMPLE Post-CherwellWindowsAuth You will be prompted for all parameters .EXAMPLE Post-CherwellWindowsAuth -Computername $Computername -apiKey $apiKey .EXAMPLE Post-CherwellWindowsAuth -Computername Server1 -apiKey "31933b89-211b-39b5-81d4-e0bbe7bafd15a" .NOTES Author: BritV8.com Date: 12/06/2018 Based on https://help.cherwell.com/bundle/cherwell_rest_api_930_en_help_only/page/oxy_ex-1/content/system_administration/rest_api/csm_rest_powershell_create_user.html #> [CmdletBinding()] Param ( [Parameter(Mandatory=$true)] [String]$Computername, [Parameter(Mandatory=$true)] [String]$apiKey ) # Set server login variables $baseUri = "http://${serverName}/CherwellAPI/" # Get an access token $tokenUri = $baseUri + "token" $authMode = "Windows" $tokenRequestBody = @{ "Accept" = "application/json" "grant_type" = "password" "client_id" = $apiKey } Invoke-RestMethod -Method POST -Uri "${tokenUri}?auth_mode=${authMode}&api_key=${apiKey}" -Body $tokenRequestBody -UseDefaultCredentials }