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#authentication

User authentication mechanisms

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What Exactly is "Authentication": From the Limits of Passwords to FIDO2, Passkeys, and IdP Architecture

What Exactly is "Authentication": From the Limits of Passwords to FIDO2, Passkeys, and IdP Architecture

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8 min read
How to Fix Authentication Token Mismatch in Multi-Service Deployments

How to Fix Authentication Token Mismatch in Multi-Service Deployments

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2 min read
OpenID Connect Core 1.0 Deep Dive: Understanding the "Authentication" Layer on top of OAuth 2.0

OpenID Connect Core 1.0 Deep Dive: Understanding the "Authentication" Layer on top of OAuth 2.0

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15 min read
Passkeys 2026: Adoption Is Exploding — But Access Architecture Still Decides Security

Passkeys 2026: Adoption Is Exploding — But Access Architecture Still Decides Security

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3 min read
Architectural Asymmetry in Authentication: Part 2 — Risk Before Context

Architectural Asymmetry in Authentication: Part 2 — Risk Before Context

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2 min read
Interview Question about Authentication: JWT vs OAuth2 vs SSO

Interview Question about Authentication: JWT vs OAuth2 vs SSO

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5 min read
How I Solved WebSocket Authentication in FastAPI (And Why Depends() Wasn't Enough)

How I Solved WebSocket Authentication in FastAPI (And Why Depends() Wasn't Enough)

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7 min read
Ship user authentication with one prompt: introducing Logto MCP Server

Ship user authentication with one prompt: introducing Logto MCP Server

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2 min read
RFC 6750 Deep Dive: How Bearer Tokens Actually Work, Straight from the Spec

RFC 6750 Deep Dive: How Bearer Tokens Actually Work, Straight from the Spec

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10 min read
RFC 6749 Deep Dive: Understanding OAuth 2.0 Design Decisions from the Specification

RFC 6749 Deep Dive: Understanding OAuth 2.0 Design Decisions from the Specification

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13 min read
Passkeys in Laravel: What They Are and How to Get Started

Passkeys in Laravel: What They Are and How to Get Started

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7 min read
ERC-8128: Your Ethereum Wallet Might Soon Be Your Only Login.

ERC-8128: Your Ethereum Wallet Might Soon Be Your Only Login.

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7 min read
401 Is Not the Bug. It’s the Signal.

401 Is Not the Bug. It’s the Signal.

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1 min read
Authentication Patterns: JWTs, Sessions, and When to Use Each

Authentication Patterns: JWTs, Sessions, and When to Use Each

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2 min read
Edge Runtime vs Node.js in Next.js: Lessons from Role-Based Auth Middleware

Edge Runtime vs Node.js in Next.js: Lessons from Role-Based Auth Middleware

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3 min read
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