diff --git a/.github/workflows/validate_on_platforms.yml b/.github/workflows/validate_on_platforms.yml
index ba31fc039..b389210c7 100644
--- a/.github/workflows/validate_on_platforms.yml
+++ b/.github/workflows/validate_on_platforms.yml
@@ -11,9 +11,9 @@ jobs:
       name: Validate Getting Started works on macOS
       runs-on: macos-latest
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # actions/checkout@v3
         - name: Set up Python
-          uses: actions/setup-python@v4
+          uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c  # actions/setup-python@v4
           with:
             python-version: "3.12.x"
         - name: Full Deploy Commands
@@ -35,9 +35,9 @@ jobs:
       name: Validate Getting Started works on linux
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # actions/checkout@v3
         - name: Set up Python
-          uses: actions/setup-python@v4
+          uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c  # actions/setup-python@v4
           with:
             python-version: "3.12.x"
         - name: Full Deploy Commands
@@ -59,9 +59,9 @@ jobs:
       name: Validate Getting Started works on Linux PowerShell Core
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # actions/checkout@v3
         - name: Set up Python
-          uses: actions/setup-python@v4
+          uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c  # actions/setup-python@v4
           with:
             python-version: "3.12.x"
         - name: Full Deploy Commands
@@ -83,9 +83,9 @@ jobs:
       name: Validate Getting Started works on Windows PowerShell
       runs-on: windows-latest
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # actions/checkout@v3
         - name: Set up Python
-          uses: actions/setup-python@v4
+          uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c  # actions/setup-python@v4
           with:
             python-version: "3.12.x"
         - name: Full Deploy Commands
@@ -107,9 +107,9 @@ jobs:
       name: Validate Getting Started works on Windows cmd.exe
       runs-on: windows-latest
       steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # actions/checkout@v3
         - name: Set up Python
-          uses: actions/setup-python@v4
+          uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c  # actions/setup-python@v4
           with:
             python-version: "3.12.x"
         - name: Full Deploy Commands