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Dynamic Accumulator Based Discretionary Access Control for Outsourced Storage with Unlinkable Access
[chapter]
2012
Lecture Notes in Computer Science
In this paper we are interested in privacy preserving discretionary access control (DAC) for outsourced storage such as increasingly popular cloud storage services. Our main goal is to enable clients, who outsource data items, to delegate permissions (read, write, delete) to other clients such that clients are able to unlinkably and anonymously perform operations on outsourced data items when holding adequate permission. In contrast to recent approaches based on oblivious RAM, oblivious
doi:10.1007/978-3-642-32946-3_16
fatcat:tmohizxhzvh4xmihabfl2ahjym