Big data has created a new ecology for honesty culture diffusion in colleges and universities. It mainly brings about the new structure paradigm,methodology,perspective,space,idea and feedback mechanism to the honesty culture diffusion. In order to en- hance the effectiveness of college students’honesty education and university honesty culture construction,it is the new growth point to adapt to the new era of big data,integrate the thinking of big data into the honesty culture diffusion in colleges and universities and ac- tively explore the path to use big data and improve the force of honesty culture diffusion.