# Pub/Sub

> A messaging pattern in which publishers emit messages to topics and subscribers receive them without direct coupling.

Record: `lexicon:pub-sub`
Kind: pattern
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-pub-sub

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Policy](https://banes-lab.com/records/lexicon/policy.md) and before [Recovery](https://banes-lab.com/records/lexicon/recovery.md).

## Category

- [Core Vocabulary](https://banes-lab.com/records/lexicon-category/core-vocabulary.md)

## Enabled by

- [Message Broker](https://banes-lab.com/records/architecture/message-broker.md)

## Reinforced by

- [Event Bus](https://banes-lab.com/records/architecture/event-bus.md)

## Linked from

- [Event / Messaging / Asynchronous Architecture](https://banes-lab.com/ontology/principles/architecture-category-event-messaging-asynchronous-architecture.md)