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EUROCRYPT
1999
Springer
14 years 3 months ago
Computationally Private Information Retrieval with Polylogarithmic Communication
We present a single-database computationally private information retrieval scheme with polylogarithmic communication complexity. Our construction is based on a new, but reasonable...
Christian Cachin, Silvio Micali, Markus Stadler
ACISP
2001
Springer
14 years 4 months ago
Private Information Retrieval Based on the Subgroup Membership Problem
Abstract. Many algorithmic problems, which are used to prove the security of a cryptographic system, are shown to be characterized as the subgroup membership problem. We then apply...
Akihiro Yamamura, Taiichi Saito
CSMR
2003
IEEE
14 years 4 months ago
Software Services and Software Maintenance
Software services are being promoted as the next big step forward in software engineering.. Inevitably, both service vendor and service client programs will require maintenance. W...
Keith H. Bennett, Jie Xu
MFCS
2007
Springer
14 years 5 months ago
Nearly Private Information Retrieval
A private information retrieval scheme is a protocol whereby a client obtains a record from a database without the database operators learning anything about which record the clien...
Amit Chakrabarti, Anna Shubina