|| Cumulant Expansion of Mutual Information for Quantifying Leakage of a Protected Secret
||Olivier Rioul, Wei Cheng, Sylvain Guilley, Telecom Paris, France|
||D6-S2-T4: Information Leakage
||Monday, 19 July, 22:20 - 22:40
||Monday, 19 July, 22:40 - 23:00
The information leakage of a cryptographic implementation with a given degree of protection is evaluated in a typical situation when the signal-to-noise ratio is small. This is solved by expanding Kullback-Leibler divergence, entropy, and mutual information in terms of moments/cumulants.