“…Fault tolerance [30], [47], [201], [202], [213], [216], [15], [207] [205], [196], [198], [200] Energy Survey papers [31], [39], [ 43], [203], [47], [56], [17] [205], [206], [198], [70], [210] Load balancing Survey papers [58], [65], [67], [190], [204], [199], [40] [189], [196], [197], [198], [200], [187], [209] Security Blockchain Survey papers…”