Enhancing security in financial transactions: a novel blockchain-based federated learning framework for detecting counterfeit data in fintech. - Hasnain Rabbani; Muhammad Farrukh Shahid; Tariq Jamil Saifullah Khanzada; Shahbaz Siddiqui; Mona Mamdouh Jamjoom; Rehab Bahaaddin Ashari; Zahid Ullah 004; Muhammad Umair Mukati; Mustafa Nooruddin (PeerJ Comput. Sci., 2024)