A revocable-storage attribute-based encryption (RS-ABE) scheme is an encryption scheme which extends attribute-based encryption by intro- ducing user revocation. A key-policy RS-ABE scheme links each key to an access structure. We propose a new key-policy RS-ABE scheme whose security we prove in term of indistinguishability under a chosen-plaintext attack (IND-CPA).
@article{arxiv.1603.06635,
title = {A proof of security for a key-policy RS-ABE scheme},
author = {Federico Giacon and Riccardo Aragona and Massimiliano Sala},
journal= {arXiv preprint arXiv:1603.06635},
year = {2019}
}