Attribute based proxy re-encryption with delegating capabilities

  title={Attribute based proxy re-encryption with delegating capabilities},
  author={Xiaohui Liang and Zhenfu Cao and Huang Lin and Jun Shao},
Attribute based proxy re-encryption scheme (ABPRE) is a new cryptographic primitive which extends the traditional proxy re-encryption (public key or identity based cryptosystem) to the attribute based counterpart, and thus empower users with delegating capability in the access control environment. Users, identified by attributes, could freely designate a proxy who can re-encrypt a ciphertext related with a certain access policy to another one with a different access policy. The proposed scheme… CONTINUE READING
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