This blog provides a comprehensive overview of one of the most popular serverless architectural patterns on AWS: a REST API powered by API Gateway, AWS Lambda, and DynamoDB. This pattern is ideal for building scalable, cost-effective CRUD (Create, Read, Update, Delete) APIs without managing any servers. 1. Architecture Overview The flow is designed for high… Read More »
Introduction Once SAML SSO authentication is complete and an auth code has been generated, the next critical phase begins: Authorization. This comprehensive guide explores how the one-time auth code is securely exchanged for access tokens, how those tokens enable API access control through AWS Lambda authorizers, and how role-based permissions are enforced throughout the system.… Read More »
Introduction Single Sign-On (SSO) has become the cornerstone of secure enterprise authentication, enabling users to access multiple applications with a single set of credentials. This comprehensive guide explores the implementation of SAML (Security Assertion Markup Language) SSO in a real-world financial services scenario where TechCorp acts as an Identity Provider (IdP) for users accessing the… Read More »