Wright-Fisher multi-strategy trust evolution model with white noise for Internetware.

•A trust measurement model based on QoS is established.•Considering timeliness of history behavior data and aggregation degree of entity, entity’s utility value is calculated based on fuzzy theory.•A Wright–Fisher multi-strategy trust evolution model with white noise for Internetware is proposed to predict the evolutionary trend of an Internetware.•An incentive mechanism based on evolutionary game theory is proposed to solve the free-riding problem.