FLUTE revolutionizes healthcare through data altruism and privacy preservation. It pioneers privacy-preserving cross-border data utilization in Prostate Cancer, leveraging advanced research in secure multi-party computation and Federated Learning. FLUTE integrates technical innovations into a privacy-enforcing platform, contributing to global standards and GDPR-compliant guidelines. Collaborating with health data hubs across three countries, it develops a federated AI toolset for prostate cancer diagnosis, aiming to improve predictions and minimize unnecessary biopsies. With an 11-member consortium emphasizing collaboration, FLUTE leads innovation in healthcare.