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authentication

Configure Supabase OAuth sign-in, route guards, and HTTP interceptors in Angular apps.

Updated Aug 23, 2026
Search Tags:#authentication#oauth#angular#supabase#session-management#route-guards#http-interceptor
One-click install
npx skills add https://github.com/satish-krishna/sigil --skill authentication-satish-krishna
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: authentication
Source: https://github.com/satish-krishna/sigil/tree/main/.claude/skills/authentication
Command: npx skills add https://github.com/satish-krishna/sigil --skill authentication-satish-krishna

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill centralizes and standardizes secure OAuth authentication for Angular projects using Supabase, reducing boilerplate and ensuring consistent session handling across the app.

Core Features & Use Cases

  • OAuth Sign-In: Integrates Google, Microsoft, Apple, and Facebook sign-ins via Supabase.
  • Route Guards: Protects protected routes and redirects unauthenticated users.
  • HTTP Interceptors & Session Management: Attaches tokens to requests and handles token refresh and sign-out flows.
  • Testing & Patterns: Provides patterns for testing authentication flows and securing client-side state.

Quick Start

Configure OAuth sign-in via Supabase, enable route guards, and attach token management to HTTP requests.

Frequently Asked Questions about authentication

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

FAQPage Schema
How do I implement OAuth authentication in Angular using Supabase?▼

You implement OAuth authentication in Angular with Supabase by configuring provider sign-ins like Google or Apple, then enforcing session handling across the application. This standardizes secure sign-in flows and reduces boilerplate.

What is the best way to protect Angular routes with Supabase session management?▼

The best way to protect routes is using route guards that check Supabase session validity and redirect unauthenticated users. This prevents unauthorized access to protected views and secures client-side application state.

How do HTTP interceptors handle token refresh and sign-out in Angular?▼

HTTP interceptors handle token refresh and sign-out by attaching current tokens to outgoing API requests and intercepting responses to manage expired sessions. This maintains secure API calls without manual token attachment.

Can I use Supabase OAuth with Google, Microsoft, Apple, and Facebook in Angular?▼

Yes, Supabase OAuth supports Google, Microsoft, Apple, and Facebook sign-ins within Angular applications. This allows you to offer multiple secure social authentication options to your users.

How do I test authentication flows and route guards in Angular?▼

You test authentication flows and route guards by applying provided testing patterns that verify session states and protected route redirects. This ensures your security logic handles edge cases correctly.

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