Lucent Personalized Web Assistant Lucent's tool systematically replaces one's real identity with a pseudonyumous one on the Net. This service was developed by several Bell Labs cryptography and Web protocol researchers. Conversely, some advertisers weave ads onto public pages and track end-users with the same technology. Format Converters Numerous services exist to transform multimedia formats. Content Translators Natural-language understanding has progressed to the point of assisting professional translators by producing a first pass.
Several companies demonstrate their technology by offering to translate pages as a proxy service.
Remote Processing The best defense against rogue mobile code is isolation. At least one vendor offers to quarantine Java applets by running them on the proxy and only sending the display output inward to the end-user. Content labels, digital signatures, and other assertions are inspected, migrating policy enforcement upstream. This sampler focuses primarily on extending the Web as an information space. The same approaches apply to the Web as an active software system, though.