diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 91aa869b62..d7440d3f70 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Build in Docker
         run: scripts/build-in-docker.sh
@@ -39,7 +39,7 @@ jobs:
       - name: Rename Binary
         run: mv target/*/release/sentry-cli sentry-cli-Linux-${{ matrix.arch }}
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-bin-linux-${{ matrix.arch }}
           path: sentry-cli-Linux-${{ matrix.arch }}
@@ -59,7 +59,7 @@ jobs:
     runs-on: macos-14
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Add Rustup Target
         run: rustup target add ${{ matrix.target }}
@@ -70,7 +70,7 @@ jobs:
       - name: Rename Binary
         run: mv target/${{ matrix.target }}/release/sentry-cli sentry-cli-Darwin-${{ matrix.arch }}
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: unsigned-bin-macos-${{ matrix.arch }}
           path: sentry-cli-Darwin-${{ matrix.arch }}
@@ -82,7 +82,7 @@ jobs:
     runs-on: macos-14
 
     steps:
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           pattern: unsigned-bin-macos-*
           merge-multiple: true
@@ -90,7 +90,7 @@ jobs:
       - name: Link universal binary
         run: lipo -create -output sentry-cli-Darwin-universal sentry-cli-Darwin-x86_64 sentry-cli-Darwin-arm64
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: unsigned-bin-macos-universal
           path: sentry-cli-Darwin-universal
@@ -115,7 +115,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Install `rcodesign`
         run: |
@@ -135,7 +135,7 @@ jobs:
           echo "$APPLE_API_KEY" | base64 --decode > ${{ env.APPLE_API_KEY_PATH }}
 
       - name: Download unsigned binary
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           name: unsigned-bin-macos-${{ matrix.arch }}
 
@@ -160,7 +160,7 @@ jobs:
             sentry-cli-Darwin-${{ matrix.arch }}.zip
 
       - name: Upload signed binary
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-bin-macos-${{ matrix.arch }}
           path: sentry-cli-Darwin-${{ matrix.arch }}
@@ -179,7 +179,7 @@ jobs:
     runs-on: windows-2019
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
       # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
@@ -196,7 +196,7 @@ jobs:
       - name: Rename Binary
         run: mv target/${{ env.TARGET }}/release/sentry-cli.exe sentry-cli-Windows-${{ matrix.arch }}.exe
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-bin-windows-${{ matrix.arch }}
           path: sentry-cli-Windows-${{ matrix.arch }}.exe
@@ -208,14 +208,14 @@ jobs:
     needs: [linux, macos, macos_universal, windows]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # 4.3.0
         with:
           node-version: '20.10.0'
 
       - name: Download compiled binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           pattern: artifact-bin-*
           merge-multiple: true
@@ -228,7 +228,7 @@ jobs:
 
       - run: npm pack
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-pkg-node
           path: '*.tgz'
@@ -238,14 +238,14 @@ jobs:
     name: python (base)
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
       - name: Add Rustup Target
         run: rustup target add x86_64-unknown-linux-musl
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # 5.4.0
         with:
           python-version: '3.11'
       - run: python3 -m pip install build && python3 -m build
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: python-base
           path: dist/*
@@ -256,22 +256,22 @@ jobs:
     runs-on: ubuntu-24.04
     needs: [linux, sign-macos-binaries, windows, python-base]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
+      - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # 5.4.0
         with:
           python-version: '3.11'
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           pattern: artifact-bin-*
           merge-multiple: true
           path: binaries
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           name: python-base
           merge-multiple: true
           path: python-base
       - run: scripts/wheels --binaries binaries --base python-base --dest dist
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-pkg-python
           path: dist/*
@@ -282,11 +282,11 @@ jobs:
     runs-on: ubuntu-24.04
     needs: [linux, sign-macos-binaries, windows]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # 4.3.0
         with:
           node-version: '20.10.0'
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # 4.2.1
         with:
           pattern: artifact-bin-*
           merge-multiple: true
@@ -313,7 +313,7 @@ jobs:
           done
 
       - name: Upload packaged npm binary distributions
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           name: artifact-npm-binary-distributions
           path: npm-binary-distributions/*/*.tgz
@@ -333,20 +333,20 @@ jobs:
       contents: read
       packages: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # 3.10.0
 
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # 3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # 6.15.0
         with:
           context: .
           push: true
@@ -363,7 +363,7 @@ jobs:
       packages: write
     steps:
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # 3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
@@ -380,7 +380,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: [linux, sign-macos-binaries, windows, npm-distributions, node, python]
     steps:
-      - uses: actions/upload-artifact/merge@v4
+      - uses: actions/upload-artifact/merge@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with:
           # Craft expects release assets to be a single artifact named after the sha.
           name: ${{ github.sha }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9482905f77..95608e42f3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,12 +17,12 @@ jobs:
     name: Lint
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Install Rust Toolchain
         run: rustup toolchain install stable --profile minimal --component clippy --component rustfmt --no-self-update
 
-      - uses: swatinem/rust-cache@v2
+      - uses: swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # 2.7.8
 
       - name: Run Rustfmt
         run: cargo fmt --all -- --check
@@ -40,9 +40,9 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
-      - uses: swatinem/rust-cache@81d053bdb0871dcd3f10763c8cc60d0adc41762b # pin@v1
+      - uses: swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # 2.7.8
         with:
           key: ${{ github.job }}
 
@@ -59,10 +59,10 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # 4.3.0
         with:
           node-version: ${{ matrix.node-version }}
 
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index a97be20a38..44e98fcfb1 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -33,11 +33,11 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@e0e5ded33cabb451ae0a9768fc7b0410bad9ad44 # pin@v2
+        uses: github/codeql-action/init@5f8171a638ada777af81d42b55959a643bb29017 # 3.28.12
         with:
           languages: ${{ matrix.language }}
           # If you wish to specify custom queries, you can do so here or in a config file.
@@ -48,7 +48,7 @@ jobs:
       # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
       # If this step fails, then you should remove it and run the build manually (see below)
       - name: Autobuild
-        uses: github/codeql-action/autobuild@e0e5ded33cabb451ae0a9768fc7b0410bad9ad44 # pin@v2
+        uses: github/codeql-action/autobuild@5f8171a638ada777af81d42b55959a643bb29017 # 3.28.12
 
       # ℹ️ Command-line programs to run using the OS shell.
       # 📚 https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions
@@ -59,4 +59,4 @@ jobs:
       #   make bootstrap
       #   make release
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@e0e5ded33cabb451ae0a9768fc7b0410bad9ad44 # pin@v2
+        uses: github/codeql-action/analyze@5f8171a638ada777af81d42b55959a643bb29017 # 3.28.12
diff --git a/.github/workflows/release-ghcr-latest-tag.yml b/.github/workflows/release-ghcr-latest-tag.yml
index c40a5e7373..194dd13670 100644
--- a/.github/workflows/release-ghcr-latest-tag.yml
+++ b/.github/workflows/release-ghcr-latest-tag.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Log in to GitHub Container Registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # 3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/release-ghcr-version-tag.yml b/.github/workflows/release-ghcr-version-tag.yml
index 36351d2855..6dd3784f80 100644
--- a/.github/workflows/release-ghcr-version-tag.yml
+++ b/.github/workflows/release-ghcr-version-tag.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Log in to GitHub Container Registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # 3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 328e761916..31354b033d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,12 +22,12 @@ jobs:
         with:
           app-id: ${{ vars.SENTRY_RELEASE_BOT_CLIENT_ID }}
           private-key: ${{ secrets.SENTRY_RELEASE_BOT_PRIVATE_KEY }}
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # 4.2.2
         with:
           token: ${{ steps.token.outputs.token }}
           fetch-depth: 0
       - name: Prepare release
-        uses: getsentry/action-prepare-release@v1
+        uses: getsentry/action-prepare-release@3cea80dc3938c0baf5ec4ce752ecb311f8780cdc # 1.6.4
         env:
           GITHUB_TOKEN: ${{ steps.token.outputs.token }}
         with: