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Tech blog

Demos, implementation guides, product updates and broader takes on authorization, identity and security.

Meet four new use cases in the updated Cerbos Hub

Meet four new use cases in the updated Cerbos Hub

Cerbos Hub gives engineering, security, and IAM teams everything they need to manage authorization across any architecture at any scale. Learn about four new use cases: Fine-grained tenant specific authorization, dynamic policy management at scale, scalable NHI permission management, secure authorization for MCP servers.

Announcement
Lisa Dziuba, Emre Baran and Alex OlivierJuly 18, 2025
Updated Cerbos Hub, the complete authorization solution for your Identity Fabric

Updated Cerbos Hub, the complete authorization solution for your Identity Fabric

It’s been a big year for Cerbos Hub. The latest release makes Cerbos Hub the centralized control plane for every authorization decision across applications, AI agents, services, and workloads. Organizations can now manage authorization for every identity in their system with full visibility, consistent policy enforcement, and alignment with a Zero Trust strategy.

Announcement
Lisa Dziuba, Emre Baran and Alex OlivierJuly 17, 2025
Advanced multi-tenant SaaS authorization with Cerbos: Role policies and scoped resource policies

Advanced multi-tenant SaaS authorization with Cerbos: Role policies and scoped resource policies

Learn how Cerbos, with features like role policies and the fine-grained control offered by scoped resource policies (governed by scope permissions mode), provides a powerful toolkit to define and enforce multi-tenant security effectively.

AnnouncementEngineeringGuide
Alex OlivierJuly 16, 2025
Supercharging LLM understanding of Cerbos documentation

Supercharging LLM understanding of Cerbos documentation

Learn how Cerbos improves Large Language Model (LLM) comprehension of its documentation using the new llms.txt standard—plus an open-source Antora plugin to help others do the same.

Guide
Alex OlivierJuly 15, 2025
Context Aware Auth0 Authorization: RBAC & ABAC

Context Aware Auth0 Authorization: RBAC & ABAC

For complex and dynamic applications in Auth0, a dedicated authorization system (more than just RBAC) is required — enter ABAC!

DocumentationGuideIntegration
Alex OlivierJuly 11, 2025
Patterns of failure in modern authorization

Patterns of failure in modern authorization

Authorization has evolved from simple UNIX permissions to complex distributed systems—and it's easier to get wrong than ever, as recent failures at Facebook, Okta, and Microsoft show. In this article, we'll walk through the history of authorization, break down three high-profile incidents at major tech companies, and share practical patterns to help you avoid becoming the next case-study.

Daniel MaherJuly 01, 2025
Dynamic authorization for AI agents. A guide to fine-grained permissions in MCP servers

Dynamic authorization for AI agents. A guide to fine-grained permissions in MCP servers

Learn how to building a secure MCP server where AI Agent tool access is managed by Cerbos, a decoupled, policy-driven Authorization service. You will learn how to enforce fine-grained authorization by externalizing access controls into human-readable policies.

EngineeringGuide
Alex OlivierJune 30, 2025
Techniques for handling failure scenarios in microservice architectures

Techniques for handling failure scenarios in microservice architectures

This article explores the strategies for managing failure scenarios in microservice architectures. It covers techniques to address both technical glitches and business impacts. You will learn how organizations can build fault-tolerant systems that are capable of gracefully handling cascading failures while maintaining core functionalities, even in a degraded state.

Engineering
Tania DuggalJune 27, 2025
Don't fetch that. A developer's guide to pre- vs. post-filtering for authorization

Don't fetch that. A developer's guide to pre- vs. post-filtering for authorization

While the initial simplicity of post-filtering is alluring, it’s a solution with a ceiling. It creates performance bottlenecks and security concerns that are difficult to engineer your way out of later. For modern, scalable, and secure applications, pre-filtering is the clear winner - you build a system that is performant, secure by design, and ready for future growth. And for those who need absolute certainty, the hybrid approach offers truly bulletproof authorization.

GuideEngineering
Alex OlivierJune 26, 2025
Practices that set great software architects apart

Practices that set great software architects apart

Great software architects don’t just make technical decisions—they balance competing priorities, navigate messy org charts, and align engineering with business strategy. This post explores the habits and mindset that separate competent architects from truly impactful ones, and why those differences matter. Whether you're eyeing the role or already in it, these are the practices that move the needle.

Guide
Daniel MaherJune 20, 2025
Cerbos PDP v0.44 & v0.45: Multi-action query plans, smarter role prioritization, and more

Cerbos PDP v0.44 & v0.45: Multi-action query plans, smarter role prioritization, and more

Learn about the two recent releases of the Cerbos Policy Decision Point: v0.44.0 and v0.45.0. These versions bring a powerful new capability to the PlanResources API, address some important bugs, and continue our work on improving the core engine.

Documentation
Alex OlivierJune 17, 2025
Authorization and access control in Vue.js with Cerbos

Authorization and access control in Vue.js with Cerbos

Managing access control directly in Vue components and stores doesn't scale. This tutorial explains how to externalize authorization logic with Cerbos, using policy-as-code to enforce consistent, attribute-driven permissions across your app—without cluttering your templates or Vuex logic.

Adedeji AgunbiadeJune 12, 2025