Аннотация:We present data showing that the use of N1 component significantly enhances "P300" BCI. Further, this component was not affected by a strong change of the brightness of stimuli, and, therefore, its contribution to BCI performance is unlikely a result of "foveating" the
target. In addition, we suggest studying the problem of automatic allocation of attention towards distracting "dangerous" commands in the "P300" BCI.