Keyhole Icon - Security and Privacy Symbol for Web Interfaces #164903 (License: Personal Use)

This vector-style icon features a centered keyhole shape cut out of a layered circular background, rendered in neutral gray tones for universal compatibility. Its simplicity and symmetry make it ideal for use in settings menus, login prompts, or privacy policy links across web and mobile applications. The design follows modern flat UI principles while retaining clear symbolic meaning.

Commonly used in website navigation bars, app settings panels, or security-related pages to signal locked content, authentication steps, or privacy controls; matches user intent for accessing secure areas or managing permissions.