messaging

Messaging facilitates near-instantaneous data exchange between distributed endpoints using protocols like XMPP, MQTT, or AMQP.

Modern messaging systems move billions of packets daily across architectures ranging from simple peer-to-peer SMS to complex enterprise service buses (ESBs). By leveraging standardized protocols such as XMPP for presence or MQTT for low-bandwidth IoT telemetry, these systems ensure sub-100ms latency for critical communications. Whether managing RabbitMQ clusters for asynchronous task queuing or deploying Signal's Double Ratchet algorithm for end-to-end encryption, messaging remains the backbone of real-time digital interaction.

https://www.rfc-editor.org/rfc/rfc6120