Abstract. Although privacy is often seen as an essential right for internet users, the provision of anonymity can also provide the ultimate cover for malicious users. Privacy Enhan...
Group signatures, introduced by Chaum and van Heijst, allow members of a group to sign messages anonymously on behalf of the group. Only a designated group manager is able to iden...
Mobile peer-to-peer groups, which do not require any pre-deployed infrastructure or trusted centralized authority are valuable for a variety of collaborative applications. This wor...
Identification is regarded as an important aspect of beneficial online interaction. In addition to providing the individual with potential psychological benefits, identification w...
Customized marketing, so called 1-to-1 marketing, is often viewed as the panacea of e-commerce. User profiles, such as click streams logging every site the user accesses, are expl...