Padlock and Key Icon - Security Symbol for Websites and Apps #3550563 (License: Personal Use)

This black-and-white line illustration features a standard rectangular padlock with a curved shackle, positioned beside a traditional serrated key with a square bow. The design is minimalistic, scalable, and universally recognizable as a symbol of security, authentication, and data protection. Its transparent background ensures seamless integration into digital interfaces.

Commonly used on login forms, privacy policy pages, SSL/TLS indicators, password managers, and cybersecurity educational content. Matches user intent for visual cues related to safety, encryption, and access control.