diff --git a/.github/workflows/ci_pull_request.yml b/.github/workflows/ci_pull_request.yml
index 0ef6df9..02d4723 100644
--- a/.github/workflows/ci_pull_request.yml
+++ b/.github/workflows/ci_pull_request.yml
@@ -21,7 +21,7 @@ jobs:
     - uses: actions/checkout@v7
 
     - name: Setup Rust toolchain
-      uses: actions-rust-lang/setup-rust-toolchain@v1.16.1
+      uses: actions-rust-lang/setup-rust-toolchain@166cdcfd11aee3cb47222f9ddb555ce30ddb9659 # v1.17.0
       with:
         components: rustfmt, clippy
 
@@ -43,7 +43,7 @@ jobs:
     - uses: actions/checkout@v7
 
     - name: Setup Rust toolchain
-      uses: actions-rust-lang/setup-rust-toolchain@v1.16.1
+      uses: actions-rust-lang/setup-rust-toolchain@166cdcfd11aee3cb47222f9ddb555ce30ddb9659 # v1.17.0
 
     - name: Install build dependencies
       run: |
diff --git a/.github/workflows/ci_run.yml b/.github/workflows/ci_run.yml
index 4931e1a..4ddbf6d 100644
--- a/.github/workflows/ci_run.yml
+++ b/.github/workflows/ci_run.yml
@@ -69,7 +69,7 @@ jobs:
 
     # Setup Rust toolchain and restore cached dependencies
     - name: "EXEC: {Setup Rust toolchain}, independent"
-      uses: actions-rust-lang/setup-rust-toolchain@v1.16.1
+      uses: actions-rust-lang/setup-rust-toolchain@166cdcfd11aee3cb47222f9ddb555ce30ddb9659 # v1.17.0
 
     # CACHE-RUST: Rust dependencies and build artifacts
     # These are keyed on the Cargo.lock file to ensure cache validity
@@ -124,9 +124,10 @@ jobs:
 
     # Dependency profile resolution queries npm release metadata.
     - name: "EXEC: {Setup Node.js}, independent"
-      uses: actions/setup-node@v6
+      uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
       with:
         node-version: 'lts/*'
+        check-latest: true
 
     - name: "CHECK: {Resolve dependency profile}"
       id: dependencies