Prohibition Sign with Black X - Universal No Entry Symbol #1808448 (License: Personal Use)

The image displays a standard prohibition sign: a thick red circular border enclosing a white background with a centered black X. This design follows international conventions for warning and restriction signage, commonly seen in traffic control, workplace safety, and user interface design to indicate banned actions or inaccessible features. Its high-contrast color scheme ensures immediate recognition and compliance.

Used on websites, apps, and physical signage to denote restricted access, disabled functions, or prohibited behaviors; matches user intent seeking visual confirmation of denial, error, or policy enforcement.