Use PowerShell to get the members of an Okta group

Get-MDOktaGroupMember.ps1

# Returns the login names of all the user in a specified Okta group.
# Requires an API token to be generated: https://developer.okta.com/docs/guides/create-an-api-token/overview/

$apiToken = Get-Secret -Name 'okta-api-token'
$oktaUri = 'example-admin.okta.com'
$groupId = ''
$uri = "https://$oktaUri/api/v1/groups/$groupId/users"

$headers = @{
    'Authorization' = "SSWS $apiToken"
}

$response = Invoke-RestMethod -Uri $uri -Headers $headers

foreach($r in $response){
    $r.profile.login.Split('@')[0]
}