How to flip a bit?
Michel Agoyan, Jean-Max Dutertre, Amir-Pasha Mirbaha, David Naccache, Anne-Lise Ribotta, Assia Tria · 2010
This note describes laser fault experiments on an 8-bit 0.35μm microcontroller with no countermeasures. We show that reproducible single-bit faults, often considered unfeasible, can be obtained by careful beam-size and shot-instant tuning.