The banking sector is advancing day by day. New technologies have introduced major changes and simplified the performance of business, both for banks and customers. Saving time and money is of great importance. Modern banking is the application of electronic business in performing banking operations. Mankind is already using such distribution channels, such as ATMs, card business, internet and mobile banking. This form of business emerged at the right time in response to the growing amount of daily commitments and hectic pace of life. Of course, in addition to all the advantages that modern business brings us, there are also disadvantages that banks try to solve in order to have the most successful business. In this paper, the mentioned topic of modern banking services from the beginning of the development of the Internet until today is elaborated. What are active and banking operations, authorization methods, classic and modern banking, and the advantages and disadvantages of new business and the presence of internet banking in Croatia. The paper is based in some parts on the offer of Privredna bank Zagreb.