Authentication Archives

Stop Using Passwords: A Practical Guide to Implementing Passkeys (WebAuthn)

May 12, 2026

Ditch vulnerable passwords for good. This guide walks you through the technical steps and UX best practices for implementing phishing-resistant Passkeys in your web application.

Security

Hardening JWT: Real-World Lessons from 6 Months in API Production

May 2, 2026

Practical JWT security lessons from 6 months in production. Learn why you should migrate to RS256, how to handle revocation with Redis, and how to stop 'none' algorithm attacks.

Security

OAuth 2.0 and OpenID Connect Security: Common Vulnerabilities and How to Implement Them Correctly

April 28, 2026

OAuth 2.0 and OpenID Connect are the backbone of modern authentication, but misconfiguration is common and costly. This guide covers the most frequent vulnerabilities — missing state parameters, open redirects, improper token validation — and shows you how to implement each step correctly with practical Python examples.

Security

Deploy Keycloak on Docker: Build a Centralized IAM and SSO System for Your Apps

April 9, 2026

Running auth logic in every application separately creates security gaps, duplicated code, and user frustration. This guide walks through deploying Keycloak on Docker with PostgreSQL to build a centralized IAM and SSO system — one login, consistent security policies, and MFA across all your apps.

Security

OWASP Top 10: Understanding and Preventing Common Web Vulnerabilities

March 10, 2026

Dive into the OWASP Top 10, your crucial guide to understanding and preventing common web vulnerabilities. This article offers a beginner-friendly breakdown of critical security risks like Injection and Broken Access Control, complete with practical examples to help junior developers build secure applications.