Protect an MCP server with an Authorization Server
The Model Context Protocol (MCP) is rapidly becoming the standardized API for large language models (LLMs) to interact with business logic. Like the early days...
June 15, 2026
How to Perform a Bulk Permissions Check in FusionAuth FGA By Permify
In FusionAuth FGA By Permify, you can run individual permission checks quickly. Each check takes about 15 milliseconds (ms), which is as fast as a single frame...
April 6, 2026
FusionAuth Named a Momentum Leader in G2's 2026 CIAM Grid
When engineering teams evaluate identity infrastructure, they tend to focus on features, pricing, and security certifications. Those all matter. But there's...
February 17, 2026
Kickstart FusionAuth with the CLI
Since release, the FusionAuth CLI has helped users better manage FusionAuth instances. Common use cases include theme management, email template configuration,...
May 12, 2026
A CRO’s Perspective: User Identity Isn’t Complete Without Authorization
Every day, my team and I talk to engineering leaders building the next generation of digital products. Those applications are increasingly complex,...
November 20, 2025
A New CEO, Words from Our Customers, and Unstoppable Momentum
We're excited to share some major news from the FusionAuth team. It's the right time for evolution as FusionAuth continues to grow our developer-first CIAM...
July 1, 2025
We Surveyed More Than 300 Security Leaders on AI Identity. The Findings Are Counterintuitive
Two-thirds of the organizations we surveyed experienced a confirmed AI identity breach in the past year. That number alone should be alarming. But it's not the...
June 9, 2026
Browser-Based OAuth Client: The architecture you shouldn't be using
Of all possible browser-based OAuth architectures, the Browser-Based OAuth Client (BBOC) pattern is the least secure. Despite this, BBOC remains the most...
June 3, 2026
Cohort Analysis
Understanding users' behavior can help guide product development and improve customer retention. This article demonstrates how to use FusionAuth to track...
May 26, 2026
The Grand Line of Fine-Grained Authorization
The acquisition of Permify by FusionAuth might be like the great buddy movie you never saw coming. Two different products meeting, coming together and bonding...
May 8, 2026