Authors: Shmuel Cohen, Sr. Security Researcher | Or Yair, Security Research Team Lead Google’s Quick Share is a peer–to-peer data-transfer utility for Android, Windows, and Chrome operating systems. It uses a variety of communication protocols—including Bluetooth, Wi-Fi, Wi-Fi Direct, Web real-time communication (WebRTC), and near-field communication (NFC)—to send files between compatible devices that are in close proximity to each other.