Abstract: The Side-Security-Ladder 26 is the first stabilizer with multiple uses for Extension Ladder 24 that focuses on the security area. The stabilizer will allow people to climb up and down the Extension Ladder 24 in a safe, stable and confident way and not need another person to hold the Extension Ladder 24. It has the versatility of turning 360°. It can move from 90° vertical to 90° horizontal. It can also extend from 2 to 3 feet and it has a shoe that pivots up to 30°. The Side-Security-Ladder 26 can be adjusted to aluminum and fiber glass Extension Ladder 24. All of these versatilities are done in a safe way. The Side-Security-Ladder 26 can be used on any place of the side (lateral) legs of the Extension Ladder 24, against the walls, floors, roofs and eaves. The Side-Security-Ladder 26 has two individual legs that can be adjusted to one's necessities.