10.0.4 package version update

Bumps Microsoft.Extensions.Configuration.Binder from 10.0.7 to 10.0.8
Bumps Microsoft.Extensions.DependencyInjection.Abstractions from 10.0.7 to 10.0.8
Bumps Microsoft.NET.Test.Sdk from 18.5.1 to 18.6.0
Bumps NUnit from 4.5.1 to 4.6.1

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Configuration.Binder
  dependency-version: 10.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: Microsoft.Extensions.DependencyInjection.Abstractions
  dependency-version: 10.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-version: 18.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
- dependency-name: NUnit
  dependency-version: 4.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.devcontainer/devcontainer.json

@@ -3,7 +3,7 @@
 {
 	"name": "SimpleOTP",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/dotnet:1-8.0",
+	"image": "mcr.microsoft.com/devcontainers/dotnet:10.0",
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @XFox111

.github/dependabot.yml

@@ -11,32 +11,35 @@ updates:
   - package-ecosystem: "nuget" # See documentation for possible values
     directory: "/" # Location of package manifests
     assignees:
-      - "xfox111"
-    reviewers:
-      - "xfox111"
+      - "XFox111"
     schedule:
       interval: monthly
     rebase-strategy: disabled
-    open-pull-requests-limit: 20
+    groups:
+      all:
+        patterns:
+          - "*"
 
   - package-ecosystem: "github-actions"
     directory: "/"
     assignees:
-      - "xfox111"
-    reviewers:
-      - "xfox111"
+      - "XFox111"
     schedule:
       interval: monthly
     rebase-strategy: disabled
-    open-pull-requests-limit: 20
+    groups:
+      all:
+        patterns:
+          - "*"
 
   - package-ecosystem: "devcontainers"
     directory: "/"
     assignees:
-      - "xfox111"
-    reviewers:
-      - "xfox111"
+      - "XFox111"
     schedule:
       interval: monthly
     rebase-strategy: disabled
-    open-pull-requests-limit: 20
+    groups:
+      all:
+        patterns:
+          - "*"

.github/workflows/codeql-analysis.yml

@@ -8,7 +8,7 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main", "next" ]
     paths-ignore:
       - '**.md'
       - 'LICENSE'
@@ -19,7 +19,7 @@ on:
       - '.assets/*'
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [ "main" ]
+    branches: [ "main", "next" ]
     paths-ignore:
       - '**.md'
       - 'LICENSE'
@@ -49,11 +49,16 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v5
+      with:
+        dotnet-version: 9.0.x
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v3
+      uses: github/codeql-action/init@v4
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -67,7 +72,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v3
+      uses: github/codeql-action/autobuild@v4
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
@@ -80,4 +85,4 @@ jobs:
     #   ./location_of_script_within_repo/buildscript.sh
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v3
+      uses: github/codeql-action/analyze@v4

.github/workflows/pr-workflow.yml

@@ -2,7 +2,7 @@ name: "Build workflow"
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main", "next" ]
     paths-ignore:
       - "**.md"
       - "LICENSE"
@@ -12,7 +12,7 @@ on:
       - ".devcontainer/*"
       - "!.github/workflows/pr-workflow.yml"
   pull_request:
-    branches: [ "main" ]
+    branches: [ "main", "next" ]
     paths-ignore:
       - "**.md"
       - "LICENSE"
@@ -28,12 +28,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: 8.0.x
+          dotnet-version: 10.0.x
 
       - run: dotnet restore
       - run: dotnet build --no-restore
@@ -46,7 +46,7 @@ jobs:
         with:
           name: SimpleOTP
           path: libraries/SimpleOTP/bin/Debug/EugeneFox.SimpleOTP*.*nupkg
-          
+
       - name: Drop SimpleOTP.DependencyInjection
         uses: actions/upload-artifact@main
         with:

.github/workflows/release-workflow.yml

@@ -10,12 +10,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: 8.0.x
+          dotnet-version: 10.0.x
 
       - run: dotnet restore
       - run: dotnet pack

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2024 Eugene Fox
+Copyright (c) 2025 Eugene Fox
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,7 +1,7 @@
 [![GitHub release (latest by date)](https://img.shields.io/github/v/release/xfox111/SimpleOTP)](https://github.com/xfox111/SimpleOTP/releases/latest)
 [![GitHub last commit](https://img.shields.io/github/last-commit/xfox111/SimpleOTP?label=Last+update)](https://github.com/XFox111/SimpleOTP/commits/main)
 
-![SimpleOTP](https://github.com/user-attachments/assets/d0e7f67a-61e0-49db-9ce9-5e20af328c96)
+![SimpleOTP](https://raw.githubusercontent.com/XFox111/SimpleOTP/refs/heads/main/assets/banner.svg)
 
 Feature-rich and flexible .NET library for implementation of OTP authenticators and validatiors.
 
@@ -48,14 +48,14 @@ If you are interested in fixing issues and contributing directly to the code bas
 
 ---
 
-[![Twitter Follow](https://img.shields.io/twitter/follow/xfox111?style=social)](https://twitter.com/xfox111)
-[![GitHub followers](https://img.shields.io/github/followers/xfox111?label=Follow%20@xfox111&style=social)](https://github.com/xfox111)
-[![Buy Me a Coffee](https://img.shields.io/badge/Buy%20Me%20a%20Coffee-%40xfox111-orange)](https://buymeacoffee.com/xfox111)
+[![Bluesky](https://img.shields.io/badge/%40xfox111.net-BSky?logo=bluesky&logoColor=%230285FF&label=Bluesky&labelColor=white&color=%230285FF)](https://bsky.app/profile/xfox111.net)
+[![GitHub](https://img.shields.io/badge/%40xfox111-GitHub?logo=github&logoColor=%23181717&label=GitHub&labelColor=white&color=%23181717)](https://github.com/xfox111)
+[![Buy Me a Coffee](https://img.shields.io/badge/%40xfox111-BMC?logo=buymeacoffee&logoColor=black&label=Buy%20me%20a%20coffee&labelColor=white&color=%23FFDD00)](https://buymeacoffee.com/xfox111)
 
-> ©2024 Eugene Fox. Licensed under [MIT license][mit]
+> ©2026 Eugene Fox. Licensed under [MIT license][mit]
 
-[RFC-6238]: https://
-[RFC-4226]: https://
+[RFC-6238]: https://www.rfc-editor.org/rfc/rfc6238
+[RFC-4226]: https://www.rfc-editor.org/rfc/rfc4226
 [otpauth-ID]: https://www.ietf.org/archive/id/draft-linuxgemini-otpauth-uri-00.html
 [nuget]: https://www.nuget.org/packages/EugeneFox.SimpleOTP
 [nuget-di]: https://www.nuget.org/packages/EugeneFox.SimpleOTP.DependencyInjection

SimpleOTP.Tests/SimpleOTP.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net8.0</TargetFramework>
+		<TargetFramework>net10.0</TargetFramework>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 
@@ -10,9 +10,9 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-		<PackageReference Include="NUnit" Version="4.2.2" />
-		<PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
+		<PackageReference Include="NUnit" Version="4.6.1" />
+		<PackageReference Include="NUnit3TestAdapter" Version="6.2.0" />
 	</ItemGroup>
 
 	<ItemGroup>

assets/banner.svg

@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg id="Layer_1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1024 512">
+	<defs>
+		<style>
+			.cls-1 {
+				stroke: #0e700e;
+			}
+
+			.cls-1,
+			.cls-2 {
+				fill: none;
+				stroke-linecap: round;
+				stroke-miterlimit: 10;
+				stroke-width: 12.69px;
+			}
+
+			.cls-2 {
+				opacity: .5;
+				stroke: #9fd89f;
+			}
+
+			.cls-3 {
+				fill: #0e700e;
+			}
+
+			.cls-4 {
+				fill: #242424;
+			}
+
+			@media (prefers-color-scheme: dark) {
+				.cls-1 {
+					stroke: #54b054;
+				}
+
+				.cls-2 {
+					stroke: #094509;
+				}
+
+				.cls-3 {
+					fill: #54b054;
+				}
+
+				.cls-4 {
+					fill: #ffffff;
+				}
+			}
+		</style>
+	</defs>
+	<circle class="cls-2" cx="412.24" cy="239.44" r="93.87" />
+	<g>
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+	</g>
+</svg>

libraries/SimpleOTP.DependencyInjection/SimpleOTP.DependencyInjection.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net8.0</TargetFramework>
+		<TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
@@ -9,9 +9,9 @@
 
 	<PropertyGroup>
 		<PackageId>EugeneFox.SimpleOTP.DependencyInjection</PackageId>
-		<Version>8.0.0.0</Version>
+		<Version>10.0.4.0</Version>
 		<Authors>Eugene Fox</Authors>
-		<Copyright>Copyright © Eugene Fox 2024</Copyright>
+		<Copyright>Copyright © Eugene Fox 2026</Copyright>
 		<NeutralLanguage>en-US</NeutralLanguage>
 		<PackageLicenseExpression>MIT</PackageLicenseExpression>
 	</PropertyGroup>
@@ -37,7 +37,7 @@
 			service in your application.
 		</Description>
 		<PackageReleaseNotes>
-			Initial release. See README.md for details.
+			Updated `Microsoft.Extensions.Configuration.Binder` and `Microsoft.Extensions.DependencyInjection.Abstractions` to version 10.0.8.
 		</PackageReleaseNotes>
 	</PropertyGroup>
 
@@ -57,9 +57,8 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.*" />
-		<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions"
-			Version="8.0.*" />
+		<PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.8" />
+		<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.8" />
 	</ItemGroup>
 
 </Project>

libraries/SimpleOTP/Otp.cs

@@ -2,8 +2,6 @@ using System.Security.Cryptography;
 
 namespace SimpleOTP;
 
-// TODO: Add tests
-
 /// <summary>
 /// Represents an abstract class for generating and validating One-Time Passwords (OTP).
 /// </summary>

libraries/SimpleOTP/OtpConfig/OtpConfig.Static.cs

@@ -114,12 +114,12 @@ public partial record class OtpConfig
 
 		if (format.HasFlag(OtpUriFormat.Yubico))
 		{
-			if (config.Type == OtpType.Totp && config.Period is not 15 or 30 or 60)
+			if (config is { Type: OtpType.Totp, Period: not (15 or 30 or 60) })
 				errors.Add($"- '{nameof(config.Period)}' must be 15, 30 or 60.");
 		}
 
 		// Check for digits value
-		if (config.Digits is not 6 or 8)
+		if (config.Digits is not (6 or 8))
 		{
 			// Now it's time for IBM and Yubico to be weird
 			if (format.HasFlag(OtpUriFormat.IBM) && config.Digits is not 7 and not 9)

libraries/SimpleOTP/SimpleOTP.csproj

@@ -1,10 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net8.0</TargetFramework>
+		<TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
+		<IsAotCompatible>true</IsAotCompatible>
 	</PropertyGroup>
 
 	<PropertyGroup>
@@ -14,9 +15,9 @@
 
 	<PropertyGroup>
 		<PackageId>EugeneFox.SimpleOTP</PackageId>
-		<Version>8.0.0.0</Version>
+		<Version>10.0.4.0</Version>
 		<Authors>Eugene Fox</Authors>
-		<Copyright>Copyright © Eugene Fox 2024</Copyright>
+		<Copyright>Copyright © Eugene Fox 2026</Copyright>
 		<NeutralLanguage>en-US</NeutralLanguage>
 		<PackageLicenseExpression>MIT</PackageLicenseExpression>
 	</PropertyGroup>
@@ -35,7 +36,7 @@
 			Feature-rich, fast, and customizable library for implementation TOTP/HOTP authenticators and validators.
 		</Description>
 		<PackageReleaseNotes>
-			(BREAKING CHANGE) Complete overhaul of the library. See https://github.com/XFox111/SimpleOTP/releases/tag/2.0.0 for more details.
+			- Fixed OTP config incorrect validation of TOTP period and code length.
 		</PackageReleaseNotes>
 	</PropertyGroup>