Keyless entry systems are modern locking mechanisms that allow you to unlock doors without using a traditional key. Instead, they often use a remote control, a smartphone app, or a keypad to grant access. This technology is commonly found in cars, homes, and offices, providing convenience and enhanced security. These systems work by using a unique code or signal to communicate with the lock. When you approach the door, the system recognizes your device or code, allowing you to enter easily. Keyless entry systems are popular for their ease of use and the ability to grant temporary access to guests without needing to share physical keys.