“…Practically at sharia banking, it does not accordance through the general theory that the bank requires such collateral aspect to customer (muḍārib). The reason why sharia bank requires collateral to customer (muḍārib), because muḍāraba contract contains such high risk due to moral hazard and asymmetry information which might be done by customer (muḍārib), thus the function of collateral in this condition is to be a preventive tool, and this is in line through maqāṣid syariah concept, specifically hifdz al-māl (Harahap, 2020;Lestari, 2019;Muhammad, 2019). Realized that muḍāraba financing contract contains a high risk, it makes sharia banking more interest to offers other financing products such as murābaha, salām, istishna and another product rather than muḍāraba contract, and many others basic problem of muḍāraba financing contract (Saeed, 1996).This happens because as the core product of sharia banking, muḍāraba does not popular enough as another financing product such as murābaha, salām, and istisna.…”