Internet as a commercial medium, make it easy to companies to establish mutual online environments and Allows consumers to collect data and measure them, Evaluate the intentions to purchase and purchase products directly and easily. With the advent of electronic trading in early 1990, Web-based retail has led to a global phenomenon that increased worldwide sales. Because of convenience, ease of data collection, the ability to compare prices, wider choice of products and services and saving time, online shopping is increased. Consumer trust in online transactions significantly more important than in traditional markets, and therefore creating higher trust in online transactions is far more difficult than traditional businesses. Due to the uncertainty, the unknown, lack of control and potential opportunism, the exchange in an online environment requires trust as an important element.