Web site auto log-in apparatus and method

PURPOSE: A device and a method for automatically connecting to a web site are provided to connect to a web site by using a mobile data storing unit as a smart card or a compact disk instead of being connected through an additional certification company web site. CONSTITUTION: A personal terminal(10) which is an Internet connection processing unit is connected to wanted web site using an Internet communication network by operating a user. The personal terminal(10) may be a manless automatic terminal as a kiosk. The Internet network(20) is connected to a web site server(40) through a general telephone line or a high speed communication network. A data read/write unit(50) writes and reads data in a mobile data storing unit. A mobile data storing unit(60) comprises a data storing unit storing and managing ID information capable of identifying a user, a URL information being selectively used by the user and mapping information of the corresponding ID and password and a program for processing data.