Remote accessible vote by mail system

A mechanical, electromechanical, or electronic system and its software that is used for the sole purpose of marking an electronic vote by mail ballot remotely, outside a polling location, for a voter with disabilities or a military or overseas voter who would then be required to print the paper-cast vote record to be submitted to the elections official.

Source: Cyber Threats to Elections – A Lexicon, Cyber Threat Intelligence Integration Center & Office of the Director of National Intelligence,