Key Icon - Security, Access, and Authentication Symbol #3692199 (License: Personal Use)

This grayscale vector-style key icon features a circular bow with a central hole, a straight blade, and a serrated bit with four teeth. Its minimalist design ensures high legibility at small sizes, making it ideal for web and mobile applications. The neutral gray tone allows seamless integration into diverse color schemes without visual clash.

Commonly used in login screens, password reset forms, security settings, and access control panels. Matches user intent for concepts like “unlock,” “secure access,” “authentication,” or “permissions.”