Prohibition Symbol - Universal "No" or "Forbidden" Sign #223170 (License: Personal Use)

This image displays the internationally recognized prohibition symbol: a bold red circle crossed by a diagonal red line, set against a solid black background for maximum contrast and visibility. The design follows ISO 3864-1 standards for safety signage, ensuring immediate recognition across cultures and languages. It is commonly used to denote banned activities, restricted zones, or prohibited items in public, industrial, and digital interfaces.

Used in safety signage, regulatory notices, UI/UX design (e.g., disabled buttons or error states), and educational materials to communicate restrictions clearly and universally. Matches user intent for finding authoritative visual symbols for compliance, design, or hazard communication.