21 citations · 117 across the 32 of their papers we have counts for
4 papers · 2 filters
Partitioned Data Security on Outsourced Sensitive and Non-sensitive Data
Sharad Mehrotra, Shantanu Sharma, Jeffrey D. Ullman +1
Despite extensive research on cryptography, secure and efficient query processing over outsourced data remains an open challenge. This paper continues along the emerging trend in s…
Exploiting Data Sensitivity on Partitioned Data
Sharad Mehrotra, Kerim Yasin Oktay, Shantanu Sharma
Several researchers have proposed solutions for secure data outsourcing on the public clouds based on encryption, secret-sharing, and trusted hardware. Existing approaches, however…
PIQUE: Progressive Integrated QUery Operator with Pay-As-You-Go Enrichment
Dhrubajyoti Ghosh, Roberto Yus, Yasser Altowim +1
Big data today in the form of text, images, video, and sensor data needs to be enriched (i.e., annotated with tags) prior to be effectively queried or analyzed. Data enrichment (th…
Privacy-Preserving Secret Shared Computations using MapReduce
Shlomi Dolev, Peeyush Gupta, Yin Li +2
Data outsourcing allows data owners to keep their data at \emph{untrusted} clouds that do not ensure the privacy of data and/or computations. One useful framework for fault-toleran…