diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed0e232..bda4748 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,12 +6,23 @@ on:
       - 'v*.[0-9]'
   pull_request:
 
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
   test:
+    permissions:
+      checks: write  # for coverallsapp/github-action to create new checks
+      contents: read  # for actions/checkout to fetch code
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - name: Harden Runner
+        uses: step-security/harden-runner@ebacdc22ef6c2cfb85ee5ded8f2e640f4c776dd5 # v2.0.0
+        with:
+          egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
+
+      - uses: actions/checkout@dc323e67f16fb5f7663d20ff7941f27f5809e9b6 # v2.6.0
+      - uses: actions/setup-node@f1f314fca9dfce2769ece7d933488f076716723e # v1.4.6
         with:
           node-version: 12.x
       - run: yarn
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index ba85a66..77b63e3 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -2,13 +2,21 @@ name: Publish to npm
 on:
   release:
     types: [created]
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: Harden Runner
+        uses: step-security/harden-runner@ebacdc22ef6c2cfb85ee5ded8f2e640f4c776dd5 # v2.0.0
+        with:
+          egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
+
+      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b # v3.2.0
       # Setup .npmrc file to publish to npm
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@8c91899e586c5b171469028077307d293428b516 # v3.5.1
         with:
           node-version: "16.x"
           registry-url: "https://registry.npmjs.org"
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
index 615c4a2..02b944c 100644
--- a/.github/workflows/scorecards.yml
+++ b/.github/workflows/scorecards.yml
@@ -21,6 +21,11 @@ jobs:
       id-token: write
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@ebacdc22ef6c2cfb85ee5ded8f2e640f4c776dd5 # v2.0.0
+        with:
+          egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
+
       - name: "Checkout code"
         uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # v3.0.2
         with: