Francesco Fazzini worked on the Activiti/activiti-cloud repository, focusing on backend security improvements using Java. During the month, he addressed a bug related to authentication token validation by adjusting the logging level for invalid access tokens. His changes ensured that incidents involving invalid tokens are now logged as errors rather than debug messages in both JwtAccessTokenValidator and ExpiredValidationCheck, enhancing security visibility and alerting. This update enables faster detection and response to token-related issues, reducing noise and improving observability. Francesco’s work demonstrated a solid understanding of backend development and security best practices, though it was limited in scope to a single fix.