Prohibition Symbol - Universal “No” Sign for Safety and Restrictions #1423720 (License: Personal Use)

This high-contrast symbol features a thick red circle intersected by a diagonal red slash, set against a solid black background for maximum visibility. It is standardized under ISO 7010 as the universal sign for prohibition, used in traffic control, workplace safety, and public spaces to communicate restrictions clearly and instantly.

Commonly used in traffic signs, safety manuals, facility rules, and digital interfaces to convey “forbidden” actions; matches user intent for understanding warnings, compliance, or hazard communication.