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ESORICS
2004
Springer

Signature Bouquets: Immutability for Aggregated/Condensed Signatures

9 years 2 months ago
Signature Bouquets: Immutability for Aggregated/Condensed Signatures
Database outsourcing is a popular industry trend which involves organizations delegating their data management needs to an external service provider. In this model, a service provider hosts its clients’ databases and offers mechanisms for clients to create, store, update and access (query) their databases. Since a service provider is almost never fully trusted, security and privacy of outsourced data are important concerns. This paper focuses on integrity and authenticity issues in outsourced databases. Whenever someone queries a hosted database, the returned results must be demonstrably authentic: the querier needs to establish – in an efficient manner – that both integrity and authenticity (with respect to the actual data owner) are assured. To this end, some recent work [19] examined two relevant signature schemes: one based on a condensed variant of batch RSA [3] and the other – on aggregated signature scheme by Boneh, et al. [4] In this paper, we introduce the notion of ...
Einar Mykletun, Maithili Narasimha, Gene Tsudik
Added 01 Jul 2010
Updated 01 Jul 2010
Type Conference
Year 2004
Where ESORICS
Authors Einar Mykletun, Maithili Narasimha, Gene Tsudik
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