Restricted Area Sign - Official Warning Symbol for Security Zones #1999338 (License: Personal Use)

This monochrome warning sign features a bold diamond-shaped border with the word “RESTRICTED” diagonally overlaid in large, blocky uppercase letters. Two solid black vertical bars frame the central text, enhancing visibility and emphasizing prohibition. The design follows international safety signage conventions for restricted zones, ensuring rapid comprehension by personnel and visitors alike.

Commonly used at entrances to secure facilities, military bases, industrial sites, data centers, or private property where unauthorized entry is prohibited; matches user intent for safety compliance, signage procurement, or regulatory guidance.