diff --git a/.github/workflows/cmake-ctest.yml b/.github/workflows/cmake-ctest.yml
index e8c158283dc..04dc2b664fc 100644
--- a/.github/workflows/cmake-ctest.yml
+++ b/.github/workflows/cmake-ctest.yml
@@ -22,6 +22,19 @@ on:
         type: string
         required: true
         default: snapshots
+    secrets:
+        AZURE_TENANT_ID:
+            required: true
+        AZURE_CLIENT_ID:
+            required: true
+        AZURE_CLIENT_SECRET:
+            required: true
+        AZURE_ENDPOINT:
+            required: true
+        AZURE_CODE_SIGNING_NAME:
+            required: true
+        AZURE_CERT_PROFILE_NAME:
+            required: true
 
 permissions:
   contents: read
@@ -44,6 +57,20 @@ jobs:
       - name: Enable Developer Command Prompt
         uses: ilammy/msvc-dev-cmd@v1.13.0
 
+      - name: Check Secrets exists
+        id: set-signing-state
+        env: 
+            super_secret: ${{ secrets.AZURE_ENDPOINT }}
+        run: |
+          if [[ '${{ env.super_secret }}' == '' ]]
+          then
+            SIGN_VAL=$(echo "false")
+          else
+            SIGN_VAL=$(echo "true")
+          fi
+          echo "BINSIGN=$SIGN_VAL" >> $GITHUB_OUTPUT
+        shell: bash
+
       - name: Set file base name (Windows)
         id: set-file-base
         run: |
@@ -86,15 +113,27 @@ jobs:
           cmake --workflow --preset=${{ inputs.preset_name }}-MSVC --fresh
         shell: bash
 
-      - name: Create build folders (Windows)
-        run: |
-          mkdir "${{ runner.workspace }}/build"
-          mkdir "${{ runner.workspace }}/build/hdf5"
-        shell: bash
+      - name: Sign files with Trusted Signing
+        uses: azure/trusted-signing-action@v0.4.0
+        with:
+          azure-tenant-id: ${{ secrets.AZURE_TENANT_ID }}
+          azure-client-id: ${{ secrets.AZURE_CLIENT_ID }}
+          azure-client-secret: ${{ secrets.AZURE_CLIENT_SECRET }}
+          endpoint: ${{ secrets.AZURE_ENDPOINT }}
+          trusted-signing-account-name: ${{ secrets.AZURE_CODE_SIGNING_NAME }}
+          certificate-profile-name: ${{ secrets.AZURE_CERT_PROFILE_NAME }}
+          files-folder: ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC
+          files-folder-filter: msi
+          file-digest: SHA256
+          timestamp-rfc3161: http://timestamp.acs.microsoft.com
+          timestamp-digest: SHA256
+        if: ${{ steps.set-signing-state.BINSIGN == 'true' }}
 
       - name: Publish binary (Windows)
         id: publish-ctest-binary
         run: |
+          mkdir "${{ runner.workspace }}/build"
+          mkdir "${{ runner.workspace }}/build/hdf5"
           Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/README.md -Destination ${{ runner.workspace }}/build/hdf5/
@@ -106,11 +145,13 @@ jobs:
       - name: Publish msi binary (Windows)
         id: publish-ctest-msi-binary
         run: |
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/README.md -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/* -Destination ${{ runner.workspace }}/build/hdf5/ -Include *.msi
-          cd "${{ runner.workspace }}/build"
+          mkdir "${{ runner.workspace }}/buildmsi"
+          mkdir "${{ runner.workspace }}/buildmsi/hdf5"
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/README.md -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC/* -Destination ${{ runner.workspace }}/buildmsi/hdf5/ -Include *.msi
+          cd "${{ runner.workspace }}/buildmsi"
           7z a -tzip ${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_cl.msi.zip hdf5
         shell: pwsh
 
@@ -132,7 +173,7 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
               name: msi-vs2022_cl-binary
-              path: ${{ runner.workspace }}/build/${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_cl.msi.zip
+              path: ${{ runner.workspace }}/buildmsi/${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_cl.msi.zip
               if-no-files-found: error # 'warn' or 'ignore' are also available, defaults to `warn`
 
   build_and_test_linux:
@@ -237,7 +278,6 @@ jobs:
               path: ${{ runner.workspace }}/build/${{ steps.set-file-base.outputs.FILE_BASE }}-ubuntu-2204_gcc.tar.gz
               if-no-files-found: error # 'warn' or 'ignore' are also available, defaults to `warn`
 
-      # Save files created by ctest script
       - name: Save published binary deb (Linux)
         uses: actions/upload-artifact@v4
         with:
@@ -245,7 +285,6 @@ jobs:
               path: ${{ runner.workspace }}/builddeb/${{ steps.set-file-base.outputs.FILE_BASE }}-ubuntu-2204_gcc.deb.tar.gz
               if-no-files-found: error # 'warn' or 'ignore' are also available, defaults to `warn`
 
-      # Save files created by ctest script
       - name: Save published binary rpm (Linux)
         uses: actions/upload-artifact@v4
         with:
@@ -340,13 +379,14 @@ jobs:
       - name: Publish dmg binary (MacOS_latest)
         id: publish-ctest-dmg-binary
         run: |
-          mkdir "${{ runner.workspace }}/build/hdf5dmg"
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/build/hdf5dmg
-          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/build/hdf5dmg
-          cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Clang/README.md ${{ runner.workspace }}/build/hdf5dmg
-          cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Clang/*.dmg.tar.gz ${{ runner.workspace }}/build/hdf5dmg
-          cd "${{ runner.workspace }}/build"
-          tar -zcvf ${{ steps.set-file-base.outputs.FILE_BASE }}-osx.tar.gz hdf5dmg
+          mkdir "${{ runner.workspace }}/builddmg"
+          mkdir "${{ runner.workspace }}/builddmg/hdf5"
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING ${{ runner.workspace }}/builddmg/hdf5
+          cp ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 ${{ runner.workspace }}/builddmg/hdf5
+          cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Clang/README.md ${{ runner.workspace }}/builddmg/hdf5
+          cp ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Clang/*.dmg ${{ runner.workspace }}/builddmg/hdf5
+          cd "${{ runner.workspace }}/builddmg"
+          tar -zcvf ${{ steps.set-file-base.outputs.FILE_BASE }}-osx.dmg.tar.gz hdf5
         shell: bash
 
       - name: List files in the space (MacOS_latest)
@@ -366,7 +406,7 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
               name: tgz-osx-dmg-binary
-              path: ${{ runner.workspace }}/build/${{ steps.set-file-base.outputs.FILE_BASE }}-osx.dmg.tar.gz
+              path: ${{ runner.workspace }}/builddmg/${{ steps.set-file-base.outputs.FILE_BASE }}-osx.dmg.tar.gz
               if-no-files-found: error # 'warn' or 'ignore' are also available, defaults to `warn`
 
   build_and_test_S3_linux:
@@ -451,6 +491,20 @@ jobs:
       - name: Install Dependencies (Windows_intel)
         run: choco install ninja
 
+      - name: Check Secrets exists
+        id: set-signing-state
+        env: 
+            super_secret: ${{ secrets.AZURE_ENDPOINT }}
+        run: |
+          if [[ '${{ env.super_secret }}' == '' ]]
+          then
+            SIGN_VAL=$(echo "false")
+          else
+            SIGN_VAL=$(echo "true")
+          fi
+          echo "BINSIGN=$SIGN_VAL" >> $GITHUB_OUTPUT
+        shell: bash
+
       - name: add oneAPI to env
         uses: fortran-lang/setup-fortran@v1
         id: setup-fortran
@@ -504,15 +558,27 @@ jobs:
           cmake --workflow --preset=${{ inputs.preset_name }}-win-Intel --fresh
         shell: pwsh
 
-      - name: Create build folders (Windows_intel)
-        run: |
-          mkdir "${{ runner.workspace }}/build"
-          mkdir "${{ runner.workspace }}/build/hdf5"
-        shell: bash
+      - name: Sign files with Trusted Signing (Windows_intel)
+        uses: azure/trusted-signing-action@v0.4.0
+        with:
+          azure-tenant-id: ${{ secrets.AZURE_TENANT_ID }}
+          azure-client-id: ${{ secrets.AZURE_CLIENT_ID }}
+          azure-client-secret: ${{ secrets.AZURE_CLIENT_SECRET }}
+          endpoint: ${{ secrets.AZURE_ENDPOINT }}
+          trusted-signing-account-name: ${{ secrets.AZURE_CODE_SIGNING_NAME }}
+          certificate-profile-name: ${{ secrets.AZURE_CERT_PROFILE_NAME }}
+          files-folder: ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-MSVC
+          files-folder-filter: msi
+          file-digest: SHA256
+          timestamp-rfc3161: http://timestamp.acs.microsoft.com
+          timestamp-digest: SHA256
+        if: ${{ steps.set-signing-state.BINSIGN == 'true' }}
 
       - name: Publish binary (Windows_intel)
         id: publish-ctest-binary
         run: |
+          mkdir "${{ runner.workspace }}/build"
+          mkdir "${{ runner.workspace }}/build/hdf5"
           Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
           Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/README.md -Destination ${{ runner.workspace }}/build/hdf5/
@@ -524,11 +590,13 @@ jobs:
       - name: Publish msi binary (Windows_intel)
         id: publish-ctest-msi-binary
         run: |
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/README.md -Destination ${{ runner.workspace }}/build/hdf5/
-          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/* -Destination ${{ runner.workspace }}/build/hdf5/ -Include *.msi
-          cd "${{ runner.workspace }}/build"
+          mkdir "${{ runner.workspace }}/buildmsi"
+          mkdir "${{ runner.workspace }}/buildmsi/hdf5"
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/${{ steps.set-file-base.outputs.SOURCE_BASE }}/COPYING_LBNL_HDF5 -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/README.md -Destination ${{ runner.workspace }}/buildmsi/hdf5/
+          Copy-Item -Path ${{ runner.workspace }}/hdf5/build/${{ inputs.preset_name }}-Intel/* -Destination ${{ runner.workspace }}/buildmsi/hdf5/ -Include *.msi
+          cd "${{ runner.workspace }}/buildmsi"
           7z a -tzip ${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_intel.msi.zip hdf5
         shell: pwsh
 
@@ -550,7 +618,7 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
               name: msi-vs2022_intel-binary
-              path: ${{ runner.workspace }}/build/${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_intel.msi.zip
+              path: ${{ runner.workspace }}/buildmsi/${{ steps.set-file-base.outputs.FILE_BASE }}-win-vs2022_intel.msi.zip
               if-no-files-found: error # 'warn' or 'ignore' are also available, defaults to `warn`
 
   build_and_test_linux_intel:
diff --git a/.github/workflows/daily-build.yml b/.github/workflows/daily-build.yml
index c8441bd8dae..ad53474b91c 100644
--- a/.github/workflows/daily-build.yml
+++ b/.github/workflows/daily-build.yml
@@ -44,6 +44,13 @@ jobs:
       file_base: ${{ needs.call-workflow-tarball.outputs.file_base }}
 #      use_tag: snapshot
       use_environ: snapshots
+    secrets:
+        AZURE_TENANT_ID: ${{ secrets.AZURE_TENANT_ID }}
+        AZURE_CLIENT_ID: ${{ secrets.AZURE_CLIENT_ID }}
+        AZURE_CLIENT_SECRET: ${{ secrets.AZURE_CLIENT_SECRET }}
+        AZURE_ENDPOINT: ${{ secrets.AZURE_ENDPOINT }}
+        AZURE_CODE_SIGNING_NAME: ${{ secrets.AZURE_CODE_SIGNING_NAME }}
+        AZURE_CERT_PROFILE_NAME: ${{ secrets.AZURE_CERT_PROFILE_NAME }}
     if: ${{ needs.call-workflow-tarball.outputs.has_changes == 'true' }}
 
   call-workflow-abi: