macOS / binaries /

Captive Network Assistant

/System/Library/CoreServices/Captive Network Assistant.app/Contents/MacOS/Captive Network Assistant
Daemon used to access captive portals when connected to public Wi-Fi networks

The Apple Captive Network Assistant (CNA) is a feature that appears and prompts users automatically to login to the detected captive portal network without the need to explicitly open a web browser.

source: community.arubainstanton.com