1. A method for detecting a fire shot event in a weapon comprising the step of measuring a physical quantity whose magnitude changes in time as a result of a fire shot event so as to obtain a measurement signal, characterized by further comprising the step of: comparing the measurement signal with a predetermined time-domain fingerprint for said quantity, which fingerprint is characteristic of the way said quantity varies in time upon a fire shot event, in order to confirm the occurrence of a fire shot event in case said measurement signal and said fingerprint match.