Secrecy Capacity of Heterogeneous Distributed Storage Systems

: Toni Ernvall, Salim El Rouayheb, Camilla Hollanti, H. Vincent Poor

: International symposium on communications, control and signal processing

: 2014

: Communications, Control and Signal Processing (ISCCSP), 2014 6th International Symposium on

: 2014 6TH INTERNATIONAL SYMPOSIUM ON COMMUNICATIONS, CONTROL AND SIGNAL PROCESSING (ISCCSP)

: 9

: 1

: 978-1-4799-2890-3

DOI: https://doi.org/10.1109/ISCCSP.2014.6877803

The capacity and secrecy capacity of heterogeneous distributed storage systems under repair dynamics are studied. Capacity bounds are given depending on the average resources per node. One implication of these results is that symmetric repair maximizes the capacity of a homogeneous system.