diff --git a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/BusinessLogics/ClientLogic.cs b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/BusinessLogics/ClientLogic.cs
index 674d93c..24f54fa 100644
--- a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/BusinessLogics/ClientLogic.cs
+++ b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/BusinessLogics/ClientLogic.cs
@@ -114,7 +114,7 @@ namespace CarpentryWorkshopBusinessLogic.BusinessLogics
             {
                 throw new ArgumentException("Неправильно введенный email", nameof(model.Email));
             }
-            if (!Regex.IsMatch(model.Password, @"^^((\w+\d+\W+)|(\w+\W+\d+)|(\d+\w+\W+)|(\d+\W+\w+)|(\W+\w+\d+)|(\W+\d+\w+))[\w\d\W]*$", RegexOptions.IgnoreCase) || model.Password.Length < 10 || model.Password.Length > 50)
+            if (!Regex.IsMatch(model.Password, @"^^((\w+\d+\W+)|(\w+\W+\d+)|(\d+\w+\W+)|(\d+\W+\w+)|(\W+\w+\d+)|(\W+\d+\w+))[\w\d\W]*$", RegexOptions.IgnoreCase) || model.Password.Length < 3 || model.Password.Length > 50)
             {
                 throw new ArgumentException("Неправильно введенный пароль", nameof(model.Password));
             }
diff --git a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/CarpentryWorkshopBusinessLogic.csproj b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/CarpentryWorkshopBusinessLogic.csproj
index e5b252f..9f95c2a 100644
--- a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/CarpentryWorkshopBusinessLogic.csproj
+++ b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/CarpentryWorkshopBusinessLogic.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="DocumentFormat.OpenXml" Version="2.19.0" />
-    <PackageReference Include="MailKit" Version="4.5.0" />
+    <PackageReference Include="MailKit" Version="4.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
     <PackageReference Include="PDFsharp-MigraDoc" Version="1.50.5147" />
   </ItemGroup>
diff --git a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs
index 1466d44..a0f2111 100644
--- a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs
+++ b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs
@@ -6,12 +6,12 @@ namespace CarpentryWorkshopBusinessLogic.MailWorker
 {
 	public abstract class AbstractMailWorker
 	{
-		protected string _mailLogin;
-		protected string _mailPassword;
-		protected string _smtpClientHost;
-		protected int _smtpClientPort;
-		protected string _popHost;
-		protected int _popPort;
+        protected string _mailLogin = string.Empty;
+        protected string _mailPassword = string.Empty;
+        protected string _smtpClientHost = string.Empty;
+        protected int _smtpClientPort;
+        protected string _popHost = string.Empty;
+        protected int _popPort;
 		private IMessageInfoLogic _messageInfoLogic;
 		public AbstractMailWorker(IMessageInfoLogic messageInfoLogic)
 		{
diff --git a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/MailKitWorker.cs b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/MailKitWorker.cs
index 0d6a95b..00640fa 100644
--- a/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/MailKitWorker.cs
+++ b/CarpentryWorkshop/CarpentryWorkshopBusinessLogic/MailWorker/MailKitWorker.cs
@@ -69,7 +69,9 @@ namespace CarpentryWorkshopBusinessLogic.MailWorker
 						}
 					}
 				}
-				finally
+                catch (MailKit.Security.AuthenticationException)
+                { }
+                finally
 				{
 					client.Disconnect(true);
 				}
diff --git a/CarpentryWorkshop/CarpentryWorkshopRestApi/appsettings.json b/CarpentryWorkshop/CarpentryWorkshopRestApi/appsettings.json
index 708cc93..b4a801c 100644
--- a/CarpentryWorkshop/CarpentryWorkshopRestApi/appsettings.json
+++ b/CarpentryWorkshop/CarpentryWorkshopRestApi/appsettings.json
@@ -2,8 +2,7 @@
   "Logging": {
     "LogLevel": {
       "Default": "Information",
-      "Microsoft": "Warning",
-      "Microsoft.Hosting.Lifetime": "Information"
+      "Microsoft.AspNetCore": "Warning"
     }
   },
   "AllowedHosts": "*",
@@ -13,5 +12,5 @@
   "PopHost": "pop.gmail.com",
   "PopPort": "995",
   "MailLogin": "mailworker2024@gmail.com",
-  "MailPassword": "qwerty!@#"
+  "MailPassword": "lab7zxcqwe"
 }
diff --git a/CarpentryWorkshop/CarpentryWorkshopView/App.config b/CarpentryWorkshop/CarpentryWorkshopView/App.config
index 6c928f4..c1d1f17 100644
--- a/CarpentryWorkshop/CarpentryWorkshopView/App.config
+++ b/CarpentryWorkshop/CarpentryWorkshopView/App.config
@@ -6,6 +6,6 @@
 		<add key="PopHost" value="pop.gmail.com" />
 		<add key="PopPort" value="995" />
 		<add key="MailLogin" value="mailworker2024@gmail.com" />
-		<add key="MailPassword" value="qwerty!@#" />
+		<add key="MailPassword" value="lab7zxcqwe" />
 	</appSettings>
 </configuration>
\ No newline at end of file