Electronic devices get more and more involved in many of our communication processes for personal and professional activities. Each communication process may implicitly affect our privacy. An example may be the location trace of mobile phones. Experts present identity management systems to preserve the user’s privacy [2]. In digital correspondence users should decide about disclosure of persona...

We present the concept and design of Dynamic Automated Metadata Exchange (DAME) in Security Assertion Markup Language (SAML) based user authentication and authorization infrastructures. This approach solves the real-world limitations in scalability of pre-exchanged metadata in SAML-based federations and inter-federations. The user initiates the metadata exchange on demand, therefore reducing th...

Identity has become a much-used word. The term captures the dilemma of self, for it describes and seems to explain the contradictions of living in a society that appears to be in constant change. Similarly, 'postmodernism', 'postmodernity', and 'postmodern' have become widely-used terms in public life as well as in the social sciences. In this context, indentity-construction and maintenance in ...

In the networked economy, strategic partnerships and collaboration are an important way to develop and maintain competitive advantages. At the same time, enterprises also need to reduce costs, increase revenues and seize new business opportunities. This demands enterprises to enable convenient and secure business interactions with internal and external stakeholders, and create relationships to ...

There are apparently very few incentives for government managers to implement Privacy-Enhanced Identity Management Systems on a large scale in an eGovernment architecture. In this paper we explain why this is understandable to some extent and introduce a less far-going alternative – provisionally – called Privacy-Friendly Identity Management. We conclude with a brief analysis of one important d...

In the networked economy, strategic partnerships and collaboration are an important way to develop and maintain competitive advantages. At the same time, enterprises also need to reduce costs, increase revenues and seize new business opportunities. This demands enterprises to enable convenient and secure business interactions with internal and external stakeholders, and create relationships to ...