<p>Background: With Web service growing popularity more and more companies chose to apply Web service in their organisation. With the rising usage of the concept the demands rise with it. For companies that deal with vulnerable information for example hospitals, there needs to be strong security measures taken.</p><p>Purpose: The aim of the report is to examine different security functions that can help developers to secure Web service applications. The report will be written so that organisations such as health care organisation can get insight on how to use a secure Web services in their line of work.</p><p>Method: One of the main methods used in this report is a qualitative hermeneutic way of thinking. The research process will apply Wallace’s model. The theoretical study is achieved with research on the subject through literature studies and published articles. Interviews that are used to gain knowledge are structured as quality orientated science surveys with semistandardised questions.</p><p>Conclusions: We believe the time has come for hospitals to investigate if Web service can help their organization. In case they choose to use Web services, we advise them to follow Web service Security’s recommendations to produce a web service that is adapted to their security needs.</p>

Background: With Web service growing popularity more and more companies chose to apply Web service in their organisation. With the rising usage of the concept the demands rise with it. For companies that deal with vulnerable information for example hospitals, there needs to be strong security measures taken. Purpose: The aim of the report is to examine different security functions that can help developers to secure Web service applications. The report will be written so that organisations such as health care organisation can get insight on how to use a secure Web services in their line of work. Method: One of the main methods used in this report is a qualitative hermeneutic way of thinking. The research process will apply Wallace’s model. The theoretical study is achieved with research on the subject through literature studies and published articles. Interviews that are used to gain knowledge are structured as quality orientated science surveys with semistandardised questions. Conclusions: We believe the time has come for hospitals to investigate if Web service can help their organization. In case they choose to use Web services, we advise them to follow Web service Security’s recommendations to produce a web service that is adapted to their security needs.