In this paper some details of an Internet information system created for students, candidates and workers of University of Economy in Bydgoszcz (WSG) has been presented. This system designed and created by the co-author of this paper realizes still more and more tasks supporting the functioning of the university. Due to the increasing number of the university buildings and the amount of its lecturers the access control module integrated with the university information system has been implemented. This is the main topic of this paper.