The act of guarding or securing people/places; security measures or personnel assigned to protect (e.g., guards, policing).
試合の観客が多かったので、会場の警備が強化された。
Because there were many spectators at the match, security at the venue was tightened.
博物館では貴重品のそばに警備員が立っている。
At the museum, a guard stands near the valuables.
イベントの警備を専門業者に依頼することにした。
We decided to hire a professional company to handle security for the event.
空港の厳重な警備で、手荷物検査が行われた。
Due to tight airport security, carry-on luggage was inspected.