| 摘要 |
There is provided a method for building a digital identity of a user over a social network comprising: receiving profile attributes associated with a user; generating a plurality of digital booklets comprising digital information associated with the attributes; updating the booklets over time; and tracking and cataloguing the booklets over time. There is further provided a method for sharing an identity of a user over a social network comprising: receiving from a first user a request to create at least one digital subset-identity, where each one of the at least one subset-identity is associated with at least one digital booklet containing digital information associated with attributes of the user; for each one of the at least one subset-identity, setting corresponding privacy rules; and controlling other users' access to the at least one subset-identity in accordance with the privacy rules. There is also provided a method for generating a biography associated with a user. The attributes comprise intrinsic attributes that inherently define the user and extrinsic attributes that comprise information about social objects and about relations of the user with the social objects. There is further provided systems for doing the same.
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