Scalability of blockchain: Review of cross-sharding with high communication overhead Firas Hammoodi Neamah Al-Mutar, Ahmed Ali Talib Al-Khazaali and Baqar Assam Hataf BIO Web Conf., 97 (2024) 00075 Published online: 05 April 2024 DOI: 10.1051/bioconf/20249700075