---
id: 3731
title: "Firebase Security Fundamentals"
source_domain: projectblack.io
source_url: "https://projectblack.io/blog/firebase-security-fundamentals/"
published_at: "2025-10-21 04:04"
tags: ["cloud-security", "access-control", "mobile-security", "firebase", "security-rules"]
phying_url: "https://phying.com/item/3731"
lang: en
---

# Firebase Security Fundamentals

## Summary

Common Firebase security pitfalls: without proper Security Rules, clients can access other users' records directly, as demonstrated against a todo app using its exposed firebaseConfig.

## Intelligence Metadata

- **Sources:** projectblack.io
- **Published:** 2025-10-21 04:04
- **Original:** https://projectblack.io/blog/firebase-security-fundamentals/
- **Phying News:** https://phying.com/item/3731