Security for OpenGIS Web Services

Web Services are the most revolution of the Internet which make it a network of linked functions instead a network of linked documents. This is in particular true for Geo Web Services, which provide exchange of geographic information. Different search engines for Web Services exist such as X METHODS. In the area of Geo Web Services, similar approaches exist, which are based on Catalog Services.

For a secure use of Geo Web Services it is important to realize relevant security aspects such as Confidentiality, Integrity and Accountability. Secure communication is inparticular important if communicaiton takes place over the unsecure Internet.