Practical Electromagnetic Template Attack on HMAC

In this paper, we show a very efficient side channel attack against HMAC. Our attack assumes the presence of a side channel that reveals the Hamming distance of some registers. After a profiling phase in which the adversary has access to a device and can configure

• Type: Conference
• Year: 2009
• Where: CHES
• Authors: Pierre-Alain Fouque, Gaëtan Leurent, Denis Réal, Frédéric Valette
• Keywords: Channel Attack, CHES 2009, Cryptography, Hamming Distance