Security B-01
From Halopedia, the Halo wiki
Security B-01 is a generic United Nations Space Command term for one of the security stations on the port side of an Orbital Defense Platform. It overlooks Commons B-01.
Cairo Station Security B-01
Cairo Station Security B-01 was the United Nations Space Command portside security station of Cairo Station closer to the bridge. During the First Battle of Earth, Covenant boarders invaded the security station, but were repulsed by SPARTAN-117. Security B-01 is where two of the Plasma Cannons pinning down the Marines were located.
