The Cybernews research team found that video call app Huddle01 exposed email addresses, real names, and other identifiers through an unprotected Kafka broker. Think of an unprotected Kafka broker like a post office that stores and delivers confidential mail. Now, imagine the manager leaves the front doors wide open, with no locks, guards, or ID checks. Anyone can walk in, look through private letters and photos, and grab whatever catches their eye. Huddle01 is a video call app that focuses on decentralized Web Real-Time Communication (WebRTC). WebRTC is appealing because it lets people talk and share data directly between devices without using a central server. Done right, this can reduce latency, cut costs, and improve privacy. But leaving your Kafka broker open to anyone who happens to…