Customer satisfaction is a critical objective in marketing activities. Satisfaction as a dynamic concept is necessary but not sufficient in maintaining long-term relationship between the company as the provider of goods and services and the customer. To facilitate such a relationship there exist the need to maintain trust as a main catalyst especially when it deals with virtual businesses. Many costumers, especially those of traditional buyer, have a low trust on online business particularly related to the safety and privacy of information when they engage via Internet facilities in comparison to the offline-traditional businesses. The relationship between those factors, namely satisfaction, trust, safety and privacy, will be used as the model in this research. Perceived safety and privacy will be treat as antecedent variables, while satisfaction will be used as mediating variable, and perceived trust on online business will be utilized as an endogenous variable. The research collecting data from various individuals (96 samples) whose already have experience with online business selected based on the convenience sampling technique. The result shows positive relationships between perceived safety and privacy on customer satisfaction on online business. Both variables together with customer satisfaction is also shows positive relationship on customer trust when dealing with online businesses.