The invention relates to end user controlled handling of personal data on e.g. the Internet. Web services are offered in a controlled manner from a service broker (250) provided with appropriate security mechanisms. The broker contains end user controlled policies related to personal data/services, while...http://www.google.com.tw/patents/US7389328?utm_source=gb-gplus-share專利 US7389328 - Method for control of personal data
