Volume 16 (2024)
Volume 15 (2023)
Volume 14 (2022)
Volume 13 (2021)
Volume 12 (2020)
Volume 11 (2019)
Volume 10 (2018)
Volume 9 (2017)
Volume 8 (2016)
Volume 7 (2015)
Volume 6 (2014)
Volume 5 (2013)
Volume 4 (2012)
Volume 3 (2011)
Volume 2 (2010)
Volume 1 (2009)
SESOS: A Verifiable Searchable Outsourcing Scheme for Ordered Structured Data in Cloud Computing

Javad Ghareh Chamani; Mohammad Sadeq Dousti; Rasool Jalili; Dimitrios Papadopoulos

Volume 11, Issue 1 , January 2019, , Pages 15-34


  While cloud computing is growing at a remarkable speed, privacy issues are far from being solved. One way to diminish privacy concerns is to store data on the cloud in encrypted form. However, encryption often hinders useful computation cloud services. A theoretical approach is to employ the so-called ...  Read More

Enforcing RBAC Policies over Data Stored on Untrusted Server (Extended Version)

N. Soltani; R. Bohlooli; R. Jalili

Volume 10, Issue 2 , July 2018, , Pages 129-139


  One of the security issues in data outsourcing is the enforcement of the data owner’s access control policies. This includes some challenges. The first challenge is preserving confidentiality of data and policies. One of the existing solutions is encrypting data before outsourcing which brings ...  Read More

A collusion mitigation scheme for reputation systems

M. Niknafs; S. Dorri Nogoorani; R. Jalili

Volume 7, Issue 2 , July 2015, , Pages 151-166


  Reputation management systems are in wide-spread use to regulate collaborations in cooperative systems. Collusion is one of the most destructive malicious behaviors in which colluders seek to affect a reputation management system in an unfair manner. Many reputation systems are vulnerable to collusion, ...  Read More

Separating indexes from data: a distributed scheme for secure database outsourcing

S. Soltani; M. A. Hadavi; R. Jalili

Volume 3, Issue 2 , July 2011, , Pages 121-133


  Database outsourcing is an idea to eliminate the burden of database management from organizations. Since data is a critical asset of organizations, preserving its privacy from outside adversary and untrusted server should be warranted. In this paper, we present a distributed scheme based on storing shares ...  Read More