diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
new file mode 100644
index 0000000..feaf91c
--- /dev/null
+++ b/.github/workflows/codeql-analysis.yml
@@ -0,0 +1,66 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [master]
+  schedule:
+    - cron: '0 1 * * 6'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        # Override automatic language detection by changing the below list
+        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
+        language: ['csharp']
+        # Learn more...
+        # https://docs.github.com/en/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#overriding-automatic-language-detection
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+
+    # If this run was triggered by a pull request event, then checkout
+    # the head of the pull request instead of the merge commit.
+    - run: git checkout HEAD^2
+      if: ${{ github.event_name == 'pull_request' }}
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      with:
+        languages: ${{ matrix.language }}
+        # If you wish to specify custom queries, you can do so here or in a config file.
+        # By default, queries listed here will override any specified in a config file. 
+        # Prefix the list here with "+" to use these queries and those in the config file.
+        # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+    # 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@v1
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1
diff --git a/README.md b/README.md
index d96df54..cb1c051 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# TDES DUKPT Tool
+# TDES DUKPT Tool [![Downloads](https://img.shields.io/github/downloads/rbonestell/tdesdukpttool/total)](https://github.com/rbonestell/TDESDUKPTTool/releases/latest)
 TDES DUKPT encryption, decryption, and key part utility for Windows.
 
 Features:
@@ -21,9 +21,9 @@ Features:
 * [Derived unique key per transaction - Wikipedia](https://en.wikipedia.org/wiki/Derived_unique_key_per_transaction)
 
 #### About the project
-Visual Studio 2017 Solution
+Visual Studio 2019 Solution
 
-Setup project requires [Microsoft Visual Studio 2017 Installer Projects Plugin](https://marketplace.visualstudio.com/items?itemName=VisualStudioClient.MicrosoftVisualStudio2017InstallerProjects)
+Setup project requires [Microsoft Visual Studio Installer Projects Plugin](https://marketplace.visualstudio.com/items?itemName=VisualStudioClient.MicrosoftVisualStudio2017InstallerProjects)
 
 This project utilizes [Dukpt.NET by sgbj](https://github.com/sgbj/Dukpt.NET), modified to encrypt and decrypt utilizing a DEK mask for the session key.