Prohibition Sign Icon - Universal Symbol for Forbidden Actions #3077364 (License: Personal Use)

The image displays a standard prohibition symbol: a thick red circle intersected by a red diagonal line from upper left to lower right, set against a solid black background. Its high visual contrast ensures immediate recognition across cultures and contexts, making it ideal for safety signage, digital interfaces, and regulatory notices. The design follows ISO 3864-1 standards for mandatory warning symbols.

This image is commonly used in safety manuals, website UIs (e.g., disabled buttons or restricted content), traffic signage, and legal documentation to denote banned activities. It matches user intent when searching for “no” icons, restriction symbols, or universal warning graphics.