diff --git a/SecuritySystem/Program.cs b/SecuritySystem/Program.cs
index 2045af2..2c94571 100644
--- a/SecuritySystem/Program.cs
+++ b/SecuritySystem/Program.cs
@@ -40,11 +40,10 @@ namespace SecuritySystem
             services.AddTransient<IComponentStorage, ComponentStorage>();
             services.AddTransient<IOrderStorage, OrderStorage>();
             services.AddTransient<ISecureStorage, SecureStorage>();
-            services.AddTransient<FormMain>();
             services.AddTransient<IComponentLogic, ComponentLogic>();
-            services.AddTransient<FormMain>();
             services.AddTransient<IOrderLogic, OrderLogic>();
             services.AddTransient<ISecureLogic, SecureLogic>();
+            services.AddTransient<FormMain>();
             services.AddTransient<FormComponent>();
             services.AddTransient<FormComponents>();
             services.AddTransient<FormCreateOrder>();
diff --git a/SecuritySystemContracts/BindingModels/OrderBindingModel.cs b/SecuritySystemContracts/BindingModels/OrderBindingModel.cs
index ae51c4c..e37083b 100644
--- a/SecuritySystemContracts/BindingModels/OrderBindingModel.cs
+++ b/SecuritySystemContracts/BindingModels/OrderBindingModel.cs
@@ -11,7 +11,7 @@ namespace SecuritySystemContracts.BindingModels
         public double Sum { get; set; }
         public string SecureName { get; set; } = string.Empty;
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
-        public DateTime DateCreate { get; set; } = DateTime.Now;
+        public DateTime DateCreate { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
         public DateTime? DateImplement { get; set; }
     }
 }
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.Designer.cs b/SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.Designer.cs
similarity index 74%
rename from SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.Designer.cs
rename to SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.Designer.cs
index efd1c38..89afd67 100644
--- a/SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.Designer.cs
+++ b/SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.Designer.cs
@@ -2,9 +2,9 @@
 using System;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
 using Microsoft.EntityFrameworkCore.Migrations;
 using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 using SecuritySystemDatabaseImplement;
 
 #nullable disable
@@ -12,7 +12,7 @@ using SecuritySystemDatabaseImplement;
 namespace SecuritySystemDatabaseImplement.Migrations
 {
     [DbContext(typeof(SecuritySystemDatabase))]
-    [Migration("20230320130415_InitialCreate")]
+    [Migration("20230404083007_InitialCreate")]
     partial class InitialCreate
     {
         /// <inheritdoc />
@@ -21,24 +21,24 @@ namespace SecuritySystemDatabaseImplement.Migrations
 #pragma warning disable 612, 618
             modelBuilder
                 .HasAnnotation("ProductVersion", "7.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
 
             modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("ComponentName")
                         .IsRequired()
-                        .HasColumnType("nvarchar(max)");
+                        .HasColumnType("text");
 
                     b.Property<double>("Cost")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.HasKey("Id");
 
@@ -49,27 +49,27 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<int>("Count")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<DateTime>("DateCreate")
-                        .HasColumnType("datetime2");
+                        .HasColumnType("timestamp with time zone");
 
                     b.Property<DateTime?>("DateImplement")
-                        .HasColumnType("datetime2");
+                        .HasColumnType("timestamp with time zone");
 
                     b.Property<int>("SecureId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("Status")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<double>("Sum")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.HasKey("Id");
 
@@ -82,16 +82,16 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<double>("Price")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.Property<string>("SecureName")
                         .IsRequired()
-                        .HasColumnType("nvarchar(max)");
+                        .HasColumnType("text");
 
                     b.HasKey("Id");
 
@@ -102,18 +102,18 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<int>("ComponentId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("Count")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("SecureId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.HasKey("Id");
 
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.cs b/SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.cs
similarity index 65%
rename from SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.cs
rename to SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.cs
index 3d9d255..0eee1a3 100644
--- a/SecuritySystemDatabaseImplement/Migrations/20230320130415_InitialCreate.cs
+++ b/SecuritySystemDatabaseImplement/Migrations/20230404083007_InitialCreate.cs
@@ -1,5 +1,6 @@
 using System;
 using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 
 #nullable disable
 
@@ -15,10 +16,10 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 name: "Components",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    ComponentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
-                    Cost = table.Column<double>(type: "float", nullable: false)
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ComponentName = table.Column<string>(type: "text", nullable: false),
+                    Cost = table.Column<double>(type: "double precision", nullable: false)
                 },
                 constraints: table =>
                 {
@@ -29,10 +30,10 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 name: "Secures",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    SecureName = table.Column<string>(type: "nvarchar(max)", nullable: false),
-                    Price = table.Column<double>(type: "float", nullable: false)
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureName = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
                 },
                 constraints: table =>
                 {
@@ -43,14 +44,14 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 name: "Orders",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    SecureId = table.Column<int>(type: "int", nullable: false),
-                    Count = table.Column<int>(type: "int", nullable: false),
-                    Sum = table.Column<double>(type: "float", nullable: false),
-                    Status = table.Column<int>(type: "int", nullable: false),
-                    DateCreate = table.Column<DateTime>(type: "datetime2", nullable: false),
-                    DateImplement = table.Column<DateTime>(type: "datetime2", nullable: true)
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false),
+                    Sum = table.Column<double>(type: "double precision", nullable: false),
+                    Status = table.Column<int>(type: "integer", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "timestamp with time zone", nullable: true)
                 },
                 constraints: table =>
                 {
@@ -67,11 +68,11 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 name: "SecureComponents",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    SecureId = table.Column<int>(type: "int", nullable: false),
-                    ComponentId = table.Column<int>(type: "int", nullable: false),
-                    Count = table.Column<int>(type: "int", nullable: false)
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureId = table.Column<int>(type: "integer", nullable: false),
+                    ComponentId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
                 },
                 constraints: table =>
                 {
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.Designer.cs b/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.Designer.cs
new file mode 100644
index 0000000..28de3ce
--- /dev/null
+++ b/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.Designer.cs
@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using SecuritySystemDatabaseImplement;
+
+#nullable disable
+
+namespace SecuritySystemDatabaseImplement.Migrations
+{
+    [DbContext(typeof(SecuritySystemDatabase))]
+    [Migration("20230404083020_InitialCreate4")]
+    partial class InitialCreate4
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.Property<string>("SecureName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Secures");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Orders")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Component", "Component")
+                        .WithMany("SecureComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Components")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.cs b/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.cs
new file mode 100644
index 0000000..ba4a396
--- /dev/null
+++ b/SecuritySystemDatabaseImplement/Migrations/20230404083020_InitialCreate4.cs
@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SecuritySystemDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate4 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}
diff --git a/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs b/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs
index 0c9fa48..9e14cab 100644
--- a/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs
+++ b/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs
@@ -2,8 +2,8 @@
 using System;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
 using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 using SecuritySystemDatabaseImplement;
 
 #nullable disable
@@ -18,24 +18,24 @@ namespace SecuritySystemDatabaseImplement.Migrations
 #pragma warning disable 612, 618
             modelBuilder
                 .HasAnnotation("ProductVersion", "7.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
 
             modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("ComponentName")
                         .IsRequired()
-                        .HasColumnType("nvarchar(max)");
+                        .HasColumnType("text");
 
                     b.Property<double>("Cost")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.HasKey("Id");
 
@@ -46,27 +46,27 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<int>("Count")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<DateTime>("DateCreate")
-                        .HasColumnType("datetime2");
+                        .HasColumnType("timestamp with time zone");
 
                     b.Property<DateTime?>("DateImplement")
-                        .HasColumnType("datetime2");
+                        .HasColumnType("timestamp with time zone");
 
                     b.Property<int>("SecureId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("Status")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<double>("Sum")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.HasKey("Id");
 
@@ -79,16 +79,16 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<double>("Price")
-                        .HasColumnType("float");
+                        .HasColumnType("double precision");
 
                     b.Property<string>("SecureName")
                         .IsRequired()
-                        .HasColumnType("nvarchar(max)");
+                        .HasColumnType("text");
 
                     b.HasKey("Id");
 
@@ -99,18 +99,18 @@ namespace SecuritySystemDatabaseImplement.Migrations
                 {
                     b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<int>("ComponentId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("Count")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.Property<int>("SecureId")
-                        .HasColumnType("int");
+                        .HasColumnType("integer");
 
                     b.HasKey("Id");
 
diff --git a/SecuritySystemDatabaseImplement/SecuritySystem.cs b/SecuritySystemDatabaseImplement/SecuritySystemDatabase.cs
similarity index 76%
rename from SecuritySystemDatabaseImplement/SecuritySystem.cs
rename to SecuritySystemDatabaseImplement/SecuritySystemDatabase.cs
index 487aa1c..0588be8 100644
--- a/SecuritySystemDatabaseImplement/SecuritySystem.cs
+++ b/SecuritySystemDatabaseImplement/SecuritySystemDatabase.cs
@@ -9,7 +9,7 @@ namespace SecuritySystemDatabaseImplement
         {
             if (optionsBuilder.IsConfigured == false)
             {
-                optionsBuilder.UseSqlServer(@"Data Source=(localdb)\MSSQLLocalDB;Initial Catalog=SecuritySystemDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+                optionsBuilder.UseNpgsql(@"Host=localhost;Port=5432;Database=SecuritySystemDatabaseFull;Username=postgres;Password=1953");
             }
             base.OnConfiguring(optionsBuilder);
         }
diff --git a/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj b/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
index 97c97d4..48614cb 100644
--- a/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
+++ b/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
@@ -8,11 +8,11 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.4" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.4" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.3" />
   </ItemGroup>
 
   <ItemGroup>