Method for identification of user's interaction signature

Method for identification of a interaction signature of a user, comprising the flowing steps of: acquisition of a direct data (10), acquisition of an indirect data (20), acquisition and mapping of the environment (30), to obtain an interaction data set characterized in that the method comprising further steps of establishing an interaction space comprising representation (50) of characteristics of an interaction build upon interaction data set; searching through an interaction space historic data for a pattern of characteristics of an interaction to identify a user, or storing interaction data in an interaction space for future identification.