diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 74e5bfa..5514df6 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -1,39 +1,16 @@
 # SPDX-License-Identifier: MPL-2.0-or-later
-name: OSSF Scorecard
+name: Scorecards supply-chain security
+
 on:
-  push:
-    branches: [main, master]
+  branch_protection_rule:
   schedule:
-    - cron: '0 4 * * *'
-
-# Estate guardrail: cancel superseded runs so re-pushes / rebased PR
-# updates do not pile up queued runs against the shared account-wide
-# Actions concurrency pool. Applied only to read-only check workflows
-# (no publish/mutation), so cancelling a superseded run is always safe.
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
+    - cron: '23 4 * * 1'
+  push:
+    branches: [main]
 
 permissions: read-all
 
 jobs:
   analysis:
-    runs-on: ubuntu-latest
-    permissions:
-      security-events: write
-      id-token: write
-    steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-        with:
-          persist-credentials: false
-
-      - name: Run Scorecard
-        uses: ossf/scorecard-action@62b2cac7ed8198b15735ed49ab1e5cf35480ba46 # v2.4.0
-        with:
-          results_file: results.sarif
-          results_format: sarif
-
-      - name: Upload results
-        uses: github/codeql-action/upload-sarif@662472033e021d55d94146f66f6058822b0b39fd # v3.28.1
-        with:
-          sarif_file: results.sarif
+    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@e0caf11508a3989574713c78f5f444f2ce5e33ef
+    secrets: inherit