diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ec2e0cd..44dde0d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,12 +6,23 @@ on:
 jobs:
   build-gradle-project:
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
     steps:
       - name: Checkout project sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@main
       - name: Setup Gradle
         uses: gradle/gradle-build-action@v2
       - name: Run build with Gradle Wrapper
         run: ./gradlew checksum
       - name: List files
-        run: ls -lrta
\ No newline at end of file
+        run: ls -lrta
+      - name: Configure AWS CLI
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          role-to-assume: arn:aws:iam::764439458017:role/github-actions
+          aws-region: eu-central-1
+      - name: Copy Files to S3
+        run: |
+          aws s3 sync checksum s3://tests-checksums
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index b2d7f17..bd1dfa4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@
 /target/
 /.idea
 build
-.gradle
\ No newline at end of file
+.gradle
+checksum
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index d74b7be..f87f233 100644
--- a/build.gradle
+++ b/build.gradle
@@ -65,6 +65,7 @@ tasks.register('checksum') {
                 task: 'Task 1',
                 testFiles: testFiles
         ]
-        new File(projectDir, "stage0-module2-task1.json").text = new JsonOutput().toJson(payload)
+        new File(projectDir, "checksum").mkdirs()
+        new File(projectDir, "checksum/stage0-module2-task1.json").text = new JsonOutput().toJson(payload)
     }
 }
\ No newline at end of file