Скрипт на PowerShell 5.1 $ksc_server = "https://server:13299" $url = $ksc_server + "/api/v1.0/login" $user = 'domain\user' $password = '******' $user = [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes($user)) $password = [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes($password)) $parameters = @{ Uri = $url Headers = @{ 'Authorization' = 'KSCBasic user=$user, pass=$password' } Method = 'POST' ContentType = 'application/json' } Invoke-RestMethod @parameters Выдает ошибку : Invoke-RestMethod : Authentication header is invalid - не могу понять, в чем проблема ?