sources/Google.Solutions.IapDesktop.Extensions.Session/Settings/LocalRdpPolicy.cs

//
// Copyright 2024 Google LLC
//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
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using Microsoft.Win32;

namespace Google.Solutions.IapDesktop.Extensions.Session.Settings
{
    internal class LocalRdpPolicy
    {
        /// <summary>
        /// Check if the 'Do not allow passwords to be saved' group
        /// policy is enforced.
        /// </summary>
        public static bool IsPasswordSavingDisabled
        {
            get
            {
                using (var hklm = RegistryKey.OpenBaseKey(
                    RegistryHive.LocalMachine,
                    RegistryView.Default))
                using (var policyKey = hklm.OpenSubKey(
                    @"SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services"))
                {
                    return policyKey?.GetValue("DisablePasswordSaving")
                        is int value && value == 1;
                }
            }
        }
    }
}