diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 000000000..2d01d71c9
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,13 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+
+ # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
diff --git a/.github/workflows/CI_build.yml b/.github/workflows/CI_build.yml
new file mode 100644
index 000000000..90a1ee544
--- /dev/null
+++ b/.github/workflows/CI_build.yml
@@ -0,0 +1,120 @@
+name: CI_build
+
+on: [push, pull_request]
+
+jobs:
+
+  build_windows:
+
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Ninja"]
+
+    steps:
+
+    - name: Install openssl dev
+      run: |
+           choco install openssl --version=3.1.1
+           choco install ninja
+
+    - name: Add nmake
+      uses: ilammy/msvc-dev-cmd@v1
+
+    - name: Checkout repo
+      uses: actions/checkout@v4
+
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v3
+      with:
+        version: '6.5.*'
+        modules: 'qtscxml qtwebsockets qtshadertools qtconnectivity qtimageformats'
+        setup-python: 'false'
+
+    - name: generate cmake
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B _build
+
+    - name: build cmake
+      run: |
+           cmake --build _build --config ${{ matrix.build_configuration }} --target package
+           cmake --install _build
+
+    - name: run ctest
+      run: |
+           ctest --test-dir _build --output-on-failure -C "${{ matrix.build_configuration }}"
+
+  build_linux:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Unix Makefiles"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install packages via apt
+      run: |
+           sudo apt update -qq && sudo apt install -y cmake pkg-config libssl-dev libudev-dev libhttp-parser-dev libpcsclite-dev libgl1-mesa-dev qt6-l10n-tools
+
+    # ubuntu 22.04 comes just with QT 6.2.4 and Qt >= 6.4 is required
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v3
+      with:
+        version: '6.5.*'
+        modules: 'qtscxml qtwebsockets qtshadertools qtconnectivity'
+        setup-python: 'false'
+
+    - name: generate cmake
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B _build
+
+    - name: build cmake
+      run: |
+           cmake --build _build --config ${{ matrix.build_configuration }} --target package
+           sudo cmake --install _build
+
+    - name: run ctest
+      run: |
+           ctest --test-dir _build --output-on-failure -C "${{ matrix.build_configuration }}"
+
+  # due to https://bugreports.qt.io/browse/QTBUG-117765 QT 6.5.2 must be used instead of 6.5.3
+  build_macos:
+
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Unix Makefiles"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v3
+      with:
+        version: '6.5.2'
+        modules: 'qtscxml qtwebsockets qtshadertools qtconnectivity qtimageformats'
+        setup-python: 'false'
+
+    - name: generate cmake
+      run: |
+           export OPENSSL_ROOT=/usr/local/opt/openssl/bin
+           export LDFLAGS=-L/usr/local/opt/openssl/lib
+           export CPPFLAGS=-I/usr/local/opt/openssl/include
+           export PKG_CONFIG_PATH=/usr/local/opt/openssl/lib/pkgconfig/
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B _build
+
+    - name: build cmake
+      run: |
+           cmake --build _build --config ${{ matrix.build_configuration }}
+
+    - name: run ctest
+      run: |
+           ctest --test-dir _build --output-on-failure -C "${{ matrix.build_configuration }}"
diff --git a/.github/workflows/CI_build_combined.yml b/.github/workflows/CI_build_combined.yml
new file mode 100644
index 000000000..4eeba15c0
--- /dev/null
+++ b/.github/workflows/CI_build_combined.yml
@@ -0,0 +1,171 @@
+name: CI_build_combined
+
+on: [push, pull_request]
+
+env:
+  BUILD_DIR_LIBS_WIN: "c:/_build_libs"
+  BUILD_DIR_APP_WIN: "c:/_build"
+  BUILD_DIR_LIBS: "_build_libs"
+  BUILD_DIR_APP: "_build"
+
+
+jobs:
+  build_windows:
+
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Ninja"]
+
+    steps:
+
+    - name: Install nmake replacement jom, ninja
+      run: |
+           choco install jom ninja
+
+    - name: Checkout repo
+      uses: actions/checkout@v4
+
+    - name: Add nmake
+      uses: ilammy/msvc-dev-cmd@v1
+
+    - name: generate cmake libs
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B "${{ env.BUILD_DIR_LIBS_WIN }}"  D:\a\AusweisApp\AusweisApp\libs
+
+    - name: build cmake libs
+      run: |
+           cmake --build "${{ env.BUILD_DIR_LIBS_WIN }}" --config ${{ matrix.build_configuration }}
+
+    - name: generate cmake
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B "${{ env.BUILD_DIR_APP_WIN }}"  -DCMAKE_PREFIX_PATH=c:\_build_libs\dist D:\a\AusweisApp\AusweisApp
+
+    - name: build cmake
+      run: |
+           cmake --build "${{ env.BUILD_DIR_APP_WIN }}" --config ${{ matrix.build_configuration }} --target package
+           cmake --install "${{ env.BUILD_DIR_APP_WIN }}"
+
+    - name: run ctest
+      run: |
+           ctest --test-dir "${{ env.BUILD_DIR_APP_WIN }}" --output-on-failure -C "${{ matrix.build_configuration }}"
+
+
+
+  build_linux:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Ninja"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install packages via apt
+      run: |
+           sudo apt-get update -qq && sudo apt install -y cmake pkg-config libssl-dev libudev-dev libhttp-parser-dev libpcsclite-dev libgl1-mesa-dev libdbus-1-dev libclang-15-dev libclang-14-dev libclang-13-dev ninja-build
+
+    - name: generate cmake libs
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B ${{ env.BUILD_DIR_LIBS }}  ./libs
+
+    - name: build cmake libs
+      run: |
+           cmake --build ${{ env.BUILD_DIR_LIBS }} --config ${{ matrix.build_configuration }}
+
+    - name: generate cmake
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B ${{ env.BUILD_DIR_APP }} -DCMAKE_PREFIX_PATH=./_build_libs/dist
+
+    - name: build cmake
+      run: |
+           cmake --build ${{ env.BUILD_DIR_APP }} --config ${{ matrix.build_configuration }}
+           sudo cmake --install ${{ env.BUILD_DIR_APP }}
+
+    - name: run ctest
+      run: |
+           ctest --test-dir ${{ env.BUILD_DIR_APP }} --output-on-failure -C "${{ matrix.build_configuration }}"
+
+
+  build_linux_android:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Unix Makefiles"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install packages via apt
+      run: |
+           sudo apt-get update -qq && sudo apt install -y cmake pkg-config libssl-dev libudev-dev libhttp-parser-dev libpcsclite-dev libgl1-mesa-dev libdbus-1-dev libclang-15-dev libclang-14-dev libclang-13-dev ninja-build
+           sudo apt -y remove firefox microsoft-edge-stable google-chrome-stable kotlin libmono* mono-runtime
+
+    - name: generate cmake libs
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -DCMAKE_TOOLCHAIN_FILE=../cmake/android.toolchain.cmake -B ${{ env.BUILD_DIR_LIBS }}  ./libs
+
+    - name: build cmake libs
+      run: |
+           cmake --build ${{ env.BUILD_DIR_LIBS }} --config ${{ matrix.build_configuration }}
+           cmake --install ${{ env.BUILD_DIR_LIBS }}
+
+  build_macos:
+
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Ninja"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: install ninja
+      run: |
+           brew install ninja
+
+    - name: generate cmake libs
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -B ${{ env.BUILD_DIR_LIBS }}  ./libs
+
+    - name: build cmake libs
+      run: |
+           cmake --build ${{ env.BUILD_DIR_LIBS }} --config ${{ matrix.build_configuration }}
+
+    - name: generate cmake
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -DCMAKE_PREFIX_PATH=./_build_libs/dist -B ${{ env.BUILD_DIR_APP }}
+
+  build_ios:
+
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        build_configuration: [Release]
+        build_platform: ["Unix Makefiles"]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: install ninja
+      run: |
+           brew install ninja
+
+    - name: generate cmake libs
+      run: |
+           cmake -G "${{ matrix.build_platform }}" -DCMAKE_BUILD_TYPE="${{ matrix.build_configuration }}" -DCMAKE_TOOLCHAIN_FILE=../cmake/iOS.toolchain.cmake -B ${{ env.BUILD_DIR_LIBS }}  ./libs
+
+    - name: build cmake libs
+      run: |
+           cmake --build ${{ env.BUILD_DIR_LIBS }} --config ${{ matrix.build_configuration }}
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index c1de2b2a0..0e265757a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,10 +24,10 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v2
+        uses: github/codeql-action/init@v3
         with:
           languages: ${{ matrix.language }}
           queries: +security-and-quality
@@ -35,10 +35,18 @@ jobs:
       - name: Install dependencies
         run: sudo apt update -qq && sudo apt install -y cmake pkg-config libssl-dev libudev-dev libhttp-parser-dev libpcsclite-dev libqt6svg6-dev libqt6websockets6-dev qt6-base-dev qt6-base-private-dev qt6-declarative-dev qt6-connectivity-dev qt6-scxml-dev qt6-tools-dev qt6-tools-dev-tools libqt6opengl6-dev libqt6shadertools6-dev libgl1-mesa-dev qt6-l10n-tools
 
+      #QT > 6.4 is required but ubuntu 22.04 just has 6.2.4, so additional installation is needed
+      - name: Install Qt
+        uses: jurplel/install-qt-action@v3
+        with:
+          version: '6.5.*'
+          modules: 'qtscxml qtwebsockets qtshadertools qtconnectivity'
+          setup-python: 'false'
+
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v2
+        uses: github/codeql-action/autobuild@v3
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v2
+        uses: github/codeql-action/analyze@v3
         with:
           category: "/language:${{ matrix.language }}"
diff --git a/appveyor.yml b/appveyor.yml
index 2bd2d5429..f906bbad1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,13 +5,13 @@ environment:
     - PlatformToolset: mingw-w64
       platform: mingw-w64
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
-      QTPath: C:\Qt\6.3.1\mingw_64
+      QTPath: C:\Qt\6.5\mingw_64
       OPENSSLPath: C:\OpenSSL-v30-Win64\bin
 
     - PlatformToolset: v142
       platform: x64
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
-      QTPath: C:\Qt\6.3.1\msvc2019_64
+      QTPath: C:\Qt\6.5\msvc2019_64
       OPENSSLPath: C:\OpenSSL-v30-Win64\bin
       ARCHI: amd64