Prohibition Sign Icon - Universal No Entry Symbol #312186 (License: Personal Use)

This image displays the internationally recognized prohibition symbol-a bold red circle crossed by a diagonal red line from upper left to lower right-set against a white background for maximum contrast and visibility. The design follows ISO 3864-1 standards for safety signage, ensuring instant 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 on websites, apps, signage, and documentation to indicate forbidden actions (e.g., no smoking, no entry, disabled features). Matches user intent for understanding restrictions, compliance, or UI feedback when an operation is blocked.