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Giorgos Zachariadis
Giorgos Zachariadis

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How to Secure RabbitMQ & Celery with TLS/SSL

In a recent project where I needed to build a scalable, distributed processing workflow using RabbitMQ and Celery, I was reminded of how challenging it can be to navigate security-related documentation. RabbitMQ is a robust message broker for distributed systems, and Celery adds a powerful task-queue layer on top of it, but securing the communication between them is far from plug-and-play.

While implementing TLS/SSL authentication, I ran into the usual problem: fragmented examples, missing steps, and key configuration details hidden deep in the docs. Anyone who has tried to piece together a full security setup across multiple sources knows how quickly this can turn into hours of trial, error, and guesswork.

To save others from going through the same cycle, I decided to compile everything into a clear, structured, end-to-end guide on securing RabbitMQ with TLS and mTLS, including full integration with Python Celery.

The guide covers:

• TLS vs mTLS fundamentals
• Certificate generation and structure
• Complete RabbitMQ TLS/mTLS configuration
• Celery worker integration
• Docker setup & definitions.json provisioning
• Troubleshooting techniques
• Architecture diagrams

If you're working with RabbitMQ and Celery or planning to secure your message broker setup, I hope this helps streamline the journey.

📄 Read my first article on my personal website:
https://lnkd.in/dkzCsAFe

Happy reading! 😁

hashtag#rabbitmq hashtag#celery hashtag#security hashtag#backend hashtag#microservices

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