KANE SECURITY LEVELS Choose the right security level for your application: SECURITY LEVEL                         THREAT                3                     LIGHT VANDALISM: Resistant to thrown                                       rocks, bottles. Cannot break in without a tool.                4                     MEDIUM VANDALISM:Resistant to thrown                                       rocks, bottles. Cannot break in without a tool and                                       determined effort.                5                     HEAVY VANDALISM:Forced entry, heavy                                       thrown rocks. Heavy pry bar required for entry.                6                     MEDIUM SECURITY:Escape deterrent.                                       Forced entry and vandalism.                7                     MAXIMUM SECURITY:Escape deterrent.                                       Forced entry and vandalism. Resists repeated                                       forced blows and body thrown at the screen at full                                       force.                8                     MEDIUM BARRIER SECURITY:Security                                       from escape through overhead fixtures at                                       recreation yards within prison perimeter security.                                       Divides area within the prison.                9                     MAXIMUM BARRIER SECURITY:Prime                                       security from escape in prison cells.                                       Prime perimeter security.