Prohibition Sign Icon - Universal No Entry Symbol #2089212 (License: Personal Use)

This universally recognized prohibition icon features a thick red square border with a red diagonal line crossing from top-left to bottom-right over a solid black background. Designed for high visibility and immediate comprehension, it conveys restriction, danger, or inadmissibility without text. Commonly used in signage, digital interfaces, and documentation to enforce rules or prevent hazards.

Used on safety signs, websites (e.g., disabled buttons or error states), regulatory documents, and public infrastructure to communicate restrictions. Matches user intent for understanding prohibitions, compliance, or hazard avoidance.