Systematic user evaluation of a second device based cast-as-intended verifiability approach

TechnicalRemarks: Contains: - 4 versions of the debriefing used in the study (Type A & Type B - each for detected and not detected) - The structure of the online questionnaire for phase 1 & 2 - The informed consent for phase 1 & 2 - The study material participants received (role card & invitation letter)