diff --git a/.gitmodules b/.gitmodules
index e38da3f..af642d1 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,9 @@
 [submodule "DTLib"]
 	path = DTLib
 	url = https://github.com/Timerix22/DTLib.git
+[submodule "vknet"]
+	path = vknet
+	url = https://github.com/Timerix22/vknet
+[submodule "VkNet.AudioBypass"]
+	path = VkNet.AudioBypass
+	url = https://github.com/Timerix22/VkNet.AudioBypass
diff --git a/.idea/.idea.VkAudioDownloader/.idea/vcs.xml b/.idea/.idea.VkAudioDownloader/.idea/vcs.xml
index 9661ac7..cfebfd3 100644
--- a/.idea/.idea.VkAudioDownloader/.idea/vcs.xml
+++ b/.idea/.idea.VkAudioDownloader/.idea/vcs.xml
@@ -2,5 +2,8 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/DTLib" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/VkNet.AudioBypass" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/vknet" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/VkAudioDownloader.CLI/Program.cs b/VkAudioDownloader.CLI/Program.cs
index a67c86a..74b8de9 100644
--- a/VkAudioDownloader.CLI/Program.cs
+++ b/VkAudioDownloader.CLI/Program.cs
@@ -1,13 +1,11 @@
-// See https://aka.ms/new-console-template for more information
-
+using DTLib.Dtsod;
 using VkAudioDownloader;
 
-
-var client = new VkClient(new VkClientConfig()
-{
-    AppId = 51473647,
-    Login = "aaa",
-    Password = "aaa"
-});
+var client = new VkClient(VkClientConfig.FromDtsod(new DtsodV23(File.ReadAllText("config.dtsod"))));
 client.Connect();
 Console.WriteLine(client.Api.Token);
+var audios = client.FindAudio("моя оборона");
+foreach (var a in audios)
+{
+    Console.WriteLine(a.Title);
+}
diff --git a/VkAudioDownloader.CLI/VkAudioDownloader.CLI.csproj b/VkAudioDownloader.CLI/VkAudioDownloader.CLI.csproj
index efc7f5a..30f41bc 100644
--- a/VkAudioDownloader.CLI/VkAudioDownloader.CLI.csproj
+++ b/VkAudioDownloader.CLI/VkAudioDownloader.CLI.csproj
@@ -3,6 +3,7 @@
     <PropertyGroup>
         <OutputType>Exe</OutputType>
         <TargetFramework>net6.0</TargetFramework>
+        <LangVersion>10</LangVersion>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/VkAudioDownloader.CLI/config.dtsod.default b/VkAudioDownloader.CLI/config.dtsod.default
new file mode 100644
index 0000000..e5867dc
--- /dev/null
+++ b/VkAudioDownloader.CLI/config.dtsod.default
@@ -0,0 +1,3 @@
+app_id: 0ul;
+login: " ";
+password: " ";
diff --git a/VkAudioDownloader.sln b/VkAudioDownloader.sln
index 8115611..f47fb9a 100644
--- a/VkAudioDownloader.sln
+++ b/VkAudioDownloader.sln
@@ -8,6 +8,12 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DTLib", "DTLib\DTLib\DTLib.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DTLib.Dtsod", "DTLib\DTLib.Dtsod\DTLib.Dtsod.csproj", "{F6FA6507-8A20-43F8-9D88-4CB2F049780D}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "VkNet", "vknet\VkNet\VkNet.csproj", "{123A7020-4C9B-4F7D-A27A-3002A7B21D4C}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "VkNet.Generators", "vknet\VkNet.Generators\VkNet.Generators.csproj", "{BD698045-3408-40C1-AEEF-865219710EE2}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "VkNet.AudioBypassService", "VkNet.AudioBypass\VkNet.AudioBypassService\VkNet.AudioBypassService.csproj", "{5650A6DD-602D-49FF-A0B0-DB59BD63EACE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -30,5 +36,17 @@ Global
 		{F6FA6507-8A20-43F8-9D88-4CB2F049780D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F6FA6507-8A20-43F8-9D88-4CB2F049780D}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F6FA6507-8A20-43F8-9D88-4CB2F049780D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{123A7020-4C9B-4F7D-A27A-3002A7B21D4C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{123A7020-4C9B-4F7D-A27A-3002A7B21D4C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{123A7020-4C9B-4F7D-A27A-3002A7B21D4C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{123A7020-4C9B-4F7D-A27A-3002A7B21D4C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BD698045-3408-40C1-AEEF-865219710EE2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BD698045-3408-40C1-AEEF-865219710EE2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BD698045-3408-40C1-AEEF-865219710EE2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BD698045-3408-40C1-AEEF-865219710EE2}.Release|Any CPU.Build.0 = Release|Any CPU
+		{5650A6DD-602D-49FF-A0B0-DB59BD63EACE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5650A6DD-602D-49FF-A0B0-DB59BD63EACE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5650A6DD-602D-49FF-A0B0-DB59BD63EACE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5650A6DD-602D-49FF-A0B0-DB59BD63EACE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal
diff --git a/VkAudioDownloader/VkAudioDownloader.csproj b/VkAudioDownloader/VkAudioDownloader.csproj
index 69369f7..4477e6d 100644
--- a/VkAudioDownloader/VkAudioDownloader.csproj
+++ b/VkAudioDownloader/VkAudioDownloader.csproj
@@ -2,17 +2,18 @@
 
     <PropertyGroup>
         <TargetFramework>net6.0</TargetFramework>
+        <LangVersion>10</LangVersion>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="VkNet" Version="1.72.0" />
-    </ItemGroup>
-
-    <ItemGroup>
-      <ProjectReference Include="..\DTLib\DTLib.Dtsod\DTLib.Dtsod.csproj" />
-      <ProjectReference Include="..\DTLib\DTLib\DTLib.csproj" />
+        <ProjectReference Include="..\DTLib\DTLib.Dtsod\DTLib.Dtsod.csproj" />
+        <ProjectReference Include="..\DTLib\DTLib\DTLib.csproj" />
+        <ProjectReference Include="..\VkNet.AudioBypass\VkNet.AudioBypassService\VkNet.AudioBypassService.csproj" />
+        <!--ProjectReference Include="..\vknet\VkNet.Generators\VkNet.Generators.csproj" />
+        <ProjectReference Include="..\vknet\VkNet\VkNet.csproj" /!-->
+        <PackageReference Include="VkNet" Version="1.72.0" />
     </ItemGroup>
 
 </Project>
diff --git a/VkAudioDownloader/VkClient.cs b/VkAudioDownloader/VkClient.cs
index 17d0995..24e5c6b 100644
--- a/VkAudioDownloader/VkClient.cs
+++ b/VkAudioDownloader/VkClient.cs
@@ -2,9 +2,15 @@
 global using DTLib.Extensions;
 using DTLib.Logging;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
 using VkNet;
 using VkNet.Enums.Filters;
 using VkNet.Model;
+using VkNet.Model.RequestParams;
+using VkNet.Utils;
+using VkNet.Model.Attachments;
+using VkNet.AudioBypassService;
+using VkNet.AudioBypassService.Extensions;
 
 namespace VkAudioDownloader;
 
@@ -20,19 +26,48 @@ public class VkClient : IDisposable
         Config = conf;
         var services = new ServiceCollection();
         //services.AddSingleton<LoggerService>();
+        services.AddAudioBypass();
         Api = new VkApi(services);
         
     }
 
     public void Connect()
     {
-        Api.Authorize(new ApiAuthParams
+        var authParams = new ApiAuthParams
         {
             ApplicationId = Config.AppId,
-            Login = Config.Login,
-            Password = Config.Password,
             Settings = Settings.Audio
+        };
+        if (Config.Token is not null)
+        {
+            Console.WriteLine("authorizing by token");
+            authParams.AccessToken = Config.Token;
+        }
+        else
+        {
+            Console.WriteLine("authorizing by login and password");
+            authParams.Login = Config.Login;
+            authParams.Password = Config.Password;
+        }
+        Api.Authorize(authParams);
+    }
+
+    public VkCollection<Audio> FindAudio(string query, int maxRezults=10) =>
+        Api.Audio.Search(new AudioSearchParams()
+        {
+            Query = query,
+            Count = maxRezults,
         });
+
+    public Stream DownloadAudio(Audio audio)
+    {
+        HttpClient http = new HttpClient();
+        var stream = http.GetStreamAsync(audio.Url).GetAwaiter().GetResult();
+        return stream;
+    }
+    public void DownloadAudio(Audio audio, TimeSpan lengthLimit)
+    {
+        
     }
 
     private bool Disposed = false;
diff --git a/VkAudioDownloader/VkClientConfig.cs b/VkAudioDownloader/VkClientConfig.cs
index 1e25245..6243848 100644
--- a/VkAudioDownloader/VkClientConfig.cs
+++ b/VkAudioDownloader/VkClientConfig.cs
@@ -4,28 +4,36 @@ namespace VkAudioDownloader;
 
 public class VkClientConfig
 {
-    /// account password
-    public string Password;
-    /// account login (email/phone number)
-    public string Login;
     /// vk app id from https://vk.com/apps?act=manage
     public ulong AppId;
-
-    
-    public static VkClientConfig FromDtsod(DtsodV23 dtsod) =>
-        new VkClientConfig
+    /// account password
+    public string? Password;
+    /// account login (email/phone number)
+    public string? Login;
+    /// can be used instead of login and password
+    public string? Token;
+    public static VkClientConfig FromDtsod(DtsodV23 dtsod)
+    {
+        var config = new VkClientConfig
         {
-            Password = dtsod["password"],
-            Login = dtsod["login"],
             AppId = dtsod["app_id"]
         };
+        if (dtsod.TryGetValue("login", out var login))
+            config.Login = login;
+        if (dtsod.TryGetValue("password", out var password))
+            config.Password = password;
+        if (dtsod.TryGetValue("token", out var token))
+            config.Token = token;
+        return config;
+    }
 
     public DtsodV23 ToDtsod() =>
         new DtsodV23
         {
-            { "password", Password },
-            { "login", Login },
-            { "app_id", AppId }
+            { "app_id", AppId },
+            { "password", Password ?? null },
+            { "login", Login ?? null },
+            { "token", Token ?? null }
         };
 
 }
\ No newline at end of file
diff --git a/VkNet.AudioBypass b/VkNet.AudioBypass
new file mode 160000
index 0000000..54bc319
--- /dev/null
+++ b/VkNet.AudioBypass
@@ -0,0 +1 @@
+Subproject commit 54bc3198977726bb4a401401001a15a12f326cc7
diff --git a/vknet b/vknet
new file mode 160000
index 0000000..5989ed8
--- /dev/null
+++ b/vknet
@@ -0,0 +1 @@
+Subproject commit 5989ed812a93dec5d44f60bc50d119a5a46047a1