Security Padlock Icon - Digital Lock Symbol for Websites & Apps #3364004 (License: Personal Use)

This vector-style padlock icon features a solid black body with a white keyhole and shackle outline, conveying strong visual contrast and immediate recognition. Its rounded corners and simplified geometry make it suitable for modern web interfaces, mobile apps, and security badges. The design follows accessibility best practices with clear silhouette definition.

Commonly used on login screens, SSL/TLS indicators, privacy policy pages, and settings menus to denote secure connections or restricted access; matches user intent for safety, authentication, and data protection.