The document discusses several popular live streaming protocols: HTTP Live Streaming (HLS), Real-Time Messaging Protocol (RTMP), and Web Real-Time Communication (WebRTC). HLS was developed by Apple and has wide support across devices and platforms, making it the most widely used protocol. RTMP was originally created by Macromedia and is commonly used for ingesting live streams. WebRTC allows for real-time audio and video transfer between browsers without plugins. Secure Reliable Transport (SRT) is an open-source protocol developed by Haivision that provides security, reliability, and low latency streaming. Choosing the right protocol depends on factors like compatibility, security, quality, latency, codec requirements, and platform