---
title: "Subject hierarchies and wildcard subscriptions"
description: "How can you design a subject hierarchy without unintended wildcard matches?"
status: "coming-soon"
language: "en"
canonical: "https://bulnik.dev/en/articles/topics/T17.02/"
topicId: "T17.02"
---

> Coming soon — this article is being prepared. Below are its question, intended outcome, and place in the story.

## The question

How can you design a subject hierarchy without unintended wildcard matches?

## What we will work through

Design a subject hierarchy without unintended wildcard matches.

## Before you begin

Previously covered: Pub/Sub and subjects in Core NATS.

- [Pub/Sub and subjects in Core NATS](/en/articles/topics/T17.01/)