This study aimed to analyze how the influence of consumer trust, attitudes, and perceived risk on willingness to buy on-line on Shopee products. Subjects in this study are students who are domiciled in Yogyakarta and have used transactions using the Shopee application. In this study the sample of 153 respondents were selected using purposive sampling method. The analytical tool used is Structural Equation Modeling (SEM) using AMOS 22.0 software. Based on the analysis that has been done shows that consumer trust significantly influence the perceived risk, consumer trust significantly influence the attitude, perceived risk does not significantly influence the attitude, perceived risk significantly influence the willingness to buy, attitude significantly influence the willingness to buy, the perceived risk has an influence as a mediation between consumer trust and willingness to buy, the attitude has an influence as a mediation between consumer trust and willingness to buy.