With the growth of Internet users in Indonesia, online shopping has become a trend that is also growing. The convenience and availablity of online shopping has attracted internet users to adopt online shopping as an alternative to obtain their desired products. Online shopping adopters are performing their online shopping activities on regular basis using their computers or smartphones. There are factors that determine whether an online shopping adopters want to perform the activities or not. To be able to perform the activities, the online shopping adopters must have a certain degree of trust in the online shopping website or the online sellers that they regularly deal with. This paper is trying to research what factors at the website that influence the trust and perception of online shopping adopters in performing their transaction, also trying to analyze how much the trust in online seller which influence the online shopping adopters. © 2015 American Scientific Publishers. All rights reserved.