Index: .github/workflows/codeql.yml
===================================================================
--- .github/workflows/codeql.yml	(revision d69f4df2bf51910084971130a71472fc1bfa3a03)
+++ .github/workflows/codeql.yml	(revision 194104fdc14726220067a713d3d4b03e855a0847)
@@ -76,7 +76,7 @@
         mvn -f dbLearnStar-model/ install
         mvn -f dbLearnStar-webApp/ clean package
-
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v2
       with:
         category: "/language:${{matrix.language}}"
+
Index: dbLearnStar-webApp/src/main/java/dblearnstar/webapp/pages/QueryTest.java
===================================================================
--- dbLearnStar-webApp/src/main/java/dblearnstar/webapp/pages/QueryTest.java	(revision d69f4df2bf51910084971130a71472fc1bfa3a03)
+++ dbLearnStar-webApp/src/main/java/dblearnstar/webapp/pages/QueryTest.java	(revision 194104fdc14726220067a713d3d4b03e855a0847)
@@ -341,5 +341,5 @@
 	@CommitAfter
 	public void recordActivity(String type, String payload, String issuer) {
-		logger.info("recordActivity RECEIVED: {},{},{}", type, issuer, payload);
+		logger.debug("recordActivity RECEIVED: {},{},{}", type, issuer, payload);
 		Student student = pm.getStudentsByPersonId(userInfo.getPersonId()).get(0);
 		testManager.recordActivityInTask(student.getPerson(), taskInTestInstance, type, payload);
@@ -638,5 +638,5 @@
 	@CommitAfter
 	public void onSuccess() {
-		logger.info("onSuccess");
+		logger.debug("onSuccess");
 		if (toUpload) {
 			logger.info("Processing upload");
@@ -651,5 +651,5 @@
 			String emde5 = "";
 			try {
-				MessageDigest md = MessageDigest.getInstance("MD5");
+				MessageDigest md = MessageDigest.getInstance("SHA-1");
 				md.update(file.getStream().readAllBytes());
 				byte[] hashBytes = md.digest();