The question then becomes, how do we design our protocols to allow for individual and community preferences to be expressed on the Web. Negotiation protocols allow two agents to flexibly communicate about how they wish to interact. DSig couples an assertion with a cryptographic signature block bridges the gap between second and third generation. W3C is developing tools necessary for creating rich content, managing trust relationships, and making verifiable assertions. These tools enable others to build new applications, offer sophisticated services and to build Web markets.
Sites make assertions about their privacy practices.
Users express their privacy preferences over those practices. Negotiation between the site's supported and user's desired practices results in an agreement. The interaction between the site and user is flexible. Users can find the level of privacy most appropriate for their sense of privacy and the type of interaction they wish to have with that site. She can now browse the Web seamlessly .