(저는) 강도를 당했습니다 sounds more natural for "I was robbed"
도난 = theft
강도 = robbery
무장 강도 = armed robbery
방화 = arson
사기범=사기꾼 = con man
성추행범 = person doing sexual harassment on other(s)
(저는) 성추행을 당했습니다 = I was sexually harassed.
성추행 = sexual harassment
저는 폭행 당했습니다 = I was beaten = I have become a victim of violence (as a crime)
저는 모욕 당했습니다 = I was insulted