Prohibition Sign Icon - Universal No Symbol for Web and Print Use #1463192 (License: Personal Use)

This classic prohibition sign features a vibrant red circular border with a thick diagonal cross overlaying a black inner circle, conveying clear visual denial. The high-contrast design ensures maximum visibility and instant recognition across digital interfaces, safety signage, and regulatory materials. It adheres to international standards for warning and restriction symbols.

Used on websites, apps, and physical signage to indicate prohibited actions (e.g., no smoking, no entry, banned content). Matches user intent for finding authoritative, scalable restriction icons for UX/UI design, compliance documentation, or public safety communication.