Security, Commerce and the Internet As the internet/world wide web (www), gradually became more available to ordinary computer users, it was obvious that it would become a target market for commercial retailers, financial services, etc. The benefits to seller and buyer are readily apparent – shopping and banking from home; travel arrangements; ticket reservations; and holidays can all be purchased quickly and accurately. Access to a modem and a credit card will secure a wide range of goods and services. This all seems a perfect system – immediacy, accuracy, convenience – the commercial t