This book constitutes the proceedings of the 18th International Conference on Cryptographic
Hardware and Embedded Systems CHES 2016 held in Santa Barbara CA USA in August 2016. The
30 full papers presented in this volume were carefully reviewed and selected from 148
submissions. They were organized in topical sections named: side channel analysis automotive
security invasive attacks side channel countermeasures new directions software
implementations cache attacks physical unclonable functions hardware implementations and
fault attacks.