private WebSecurityScannerSettings getWssSettingWithDefaultCredentials() throws IOException {
    // If google-credentials is not passed explicitly then google apis uses the authentication
    // credentials provided in environment variable GOOGLE_APPLICATION_CREDENTIALS is used
    return WebSecurityScannerSettings.newBuilder().build();
  }
Positive Integration Tests for VPC-SC
java-websecurityscanner/google-cloud-websecurityscanner/src/test/java/com/google/cloud/websecurityscanner/it/v1beta/VPCServiceControlPositiveTest.java