Attribute-Based Signatures with User-Controlled Linkability

  title={Attribute-Based Signatures with User-Controlled Linkability},
  author={Ali El Kaafarani and Liqun Chen and Essam Ghadafi and James H. Davenport},
In this paper, we introduce Attribute-Based Signatures with User-Controlled Linkability (ABS-UCL). Attribute-based signatures allow a signer who has enough credentials/attributes to anonymously sign a message w.r.t. some public policy revealing neither the attributes used nor his identity. User-controlled linkability is a new feature which allows a user to make some of his signatures directed at the same recipient linkable while still retaining anonymity. Such a feature is useful for many… CONTINUE READING

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