better-auth-security-best-practices

Guide teams in implementing security controls for Better Auth authentication flows.

1|1|Updated Feb 27, 2026
One-click install
npx skills add https://github.com/spike-land-ai/spike-land-ai --skill better-auth-security-best-practices-spike-land-ai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: better-auth-security-best-practices
Source: https://github.com/spike-land-ai/spike-land-ai/tree/main/.agents/skills/better-auth-security-best-practices
Command: npx skills add https://github.com/spike-land-ai/spike-land-ai --skill better-auth-security-best-practices-spike-land-ai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Implementing robust, cross-cutting security controls across Better Auth to prevent misconfigurations, data exposure, and unauthorized access.

Core Features & Use Cases

  • Rate limiting, CSRF protection, and trusted origins to harden auth endpoints.
  • Secure session and cookie handling with configurable strategies and cross-subdomain support.
  • OAuth/token security enhancements, IP tracking, and security auditing via hooks.
  • Practical guidance for production-readiness and incident response.

Quick Start

Configure a secure Better Auth instance using the guidelines above to enable secret management, rate limiting, CSRF, trusted origins, session and cookie security, OAuth safeguards, IP tracking, and auditing.

Frequently Asked Questions about better-auth-security-best-practices

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I configure rate limiting and CSRF protection for Better Auth?

To configure rate limiting and CSRF protection in Better Auth, apply the security guidelines for trusted origins and endpoint hardening. This prevents endpoint abuse and ensures requests originate from approved domains.

What is the best way to secure session cookies in a cross-subdomain web app?

Securing session cookies in a cross-subdomain setup requires configurable cookie strategies provided by Better Auth. These settings ensure safe session handling across multiple subdomains within your application architecture.

How do I protect OAuth tokens and track IP addresses in Better Auth?

Protecting OAuth tokens and tracking IP addresses in Better Auth involves implementing OAuth security enhancements and IP tracking features. These mechanisms monitor access points and safeguard token exchanges.

Can I use Better Auth security hooks for auditing and incident response?

Yes, you can use Better Auth security hooks for auditing and incident response. The framework provides practical guidance for integrating auditing hooks to monitor events and verify production readiness.

What security checks are needed for Better Auth production readiness?

Better Auth production readiness requires comprehensive security checks including secret management, trusted origins configuration, session cookie security, and OAuth safeguards. These controls prevent misconfigurations and unauthorized data access.