Journal article

CRUPA: collusion resistant user revocable public auditing of shared data in cloud

Geeta C Mara, Usharani Rathod, Shreyas RG Raju, S Raghavendra, Rajkumar Buyya, KR Venugopal, SS Iyengar, LM Patnaik

Journal of Cloud Computing : Advances, Systems and Applications | Springer | Published : 2020


Cloud repository is one of the most important services afforded by Cloud Computing where information is preserved, maintained, archived in distant servers and made available to the users over the Internet. Provided with the cloud repository facilities, customers can organize themselves as a cluster and distribute information with one another. In order to allow public integrity auditing on the information stored in semi-trusted cloud server, customers compute the signatures for every chunk of the shared information. When a malicious client is repudiated from the group, the chunks that were outsourced to the cloud server by this renounced customer need to be verified and re-signed by the custo..

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Funding Acknowledgements

This work is funded by Technical Education Quality Improvement Programme (TEQIP)(World Bank) University Visvesvaraya College of Engineering, Bengaluru and the University of Melbourne, Australia.