--- title: "#authentication-architecture articles | Hashnode" description: "Explore 8 articles tagged #authentication-architecture on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/authentication-architecture" --- Tag # #authentication-architecture 8 posts · 0 followers [Syed Muhammad Ali](https://hashnode.com/@s-m-ali) · [Aug 30](https://hashnode.com/posts/what-is-authentication-a-beginner-s-guide-2026/6a941222e4794a8f4c7fa47d) ### [What Is Authentication? A Beginner's Guide (2026)](https://devstacked.hashnode.dev/what-is-authentication-a-beginner-s-guide-2026?utm_source=hashnode&utm_medium=feed) What is authentication? Learn how it works, the difference from authorization, common methods (sessions, JWT, OAuth/OIDC, passkeys), and how to implement it in Next.js. 15 min read · [devstacked.hashnode.dev](https://devstacked.hashnode.dev/what-is-authentication-a-beginner-s-guide-2026?utm_source=hashnode&utm_medium=feed) [Saurav Pratap Singh](https://hashnode.com/@saurav26) · [May 3](https://hashnode.com/posts/jwt-authentication-in-node-js/69f6b2860ab374db996315bf) ### [JWT Authentication in Node.js Explained Simply](https://saurav26.hashnode.dev/jwt-authentication-in-node-js?utm_source=hashnode&utm_medium=feed) Confused about JWT? This guide explains the complete authentication flow, from login to token validation, with clear diagrams and practical examples. 8 min read · [saurav26.hashnode.dev](https://saurav26.hashnode.dev/jwt-authentication-in-node-js?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 19](https://hashnode.com/posts/passwordless-what-worked-what-didnt-what-id-change/6996802b0b8ae0611c70fde8) ### [Passwordless: What Worked, What Didn’t, What I’d Change](https://devpath-traveler.nguyenviettung.id.vn/passwordless-what-worked-what-didnt-what-id-change?utm_source=hashnode&utm_medium=feed) Production lessons from building a passwordless-first PWA with WebAuthn, Feide OIDC, and ASP.NET Core 5 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/passwordless-what-worked-what-didnt-what-id-change?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 19](https://hashnode.com/posts/why-passwordless-alone-is-not-an-identity-strategy/69968f36cec71454c794cd62) ### [Why Passwordless Alone Is Not an Identity Strategy](https://devpath-traveler.nguyenviettung.id.vn/why-passwordless-alone-is-not-an-identity-strategy?utm_source=hashnode&utm_medium=feed) Why WebAuthn needs federation, recovery flows, and lifecycle design to become a real identity strategy 5 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/why-passwordless-alone-is-not-an-identity-strategy?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 18](https://hashnode.com/posts/integrating-oidc-feide-as-fallback-and-recovery/69952b0d53264659b5ecaaa7) ### [Integrating OIDC (Feide) as Fallback and Recovery](https://devpath-traveler.nguyenviettung.id.vn/integrating-oidc-feide-as-fallback-and-recovery?utm_source=hashnode&utm_medium=feed) Combining WebAuthn and Feide OIDC for recovery, federation, and identity continuity in a VueJS + ASP.NET Core PWA 6 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/integrating-oidc-feide-as-fallback-and-recovery?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 17](https://hashnode.com/posts/implementing-webauthn-in-practice/69942900c87a1e4d2b65a53c) ### [Implementing WebAuthn in Practice](https://devpath-traveler.nguyenviettung.id.vn/implementing-webauthn-in-practice?utm_source=hashnode&utm_medium=feed) Implementing FIDO2 with VueJS, ASP.NET Core, SQL Server, and fido2-net-lib in production 7 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/implementing-webauthn-in-practice?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 16](https://hashnode.com/posts/passwordless-pwa-flow-architecture-walkthrough/6992fa12c23a1a73b8f582a0) ### [Passwordless PWA Flow Architecture Walkthrough](https://devpath-traveler.nguyenviettung.id.vn/passwordless-pwa-flow-architecture-walkthrough?utm_source=hashnode&utm_medium=feed) Implementing WebAuthn, Feide OIDC, and secure sessions in a VueJS + .NET Core PWA 6 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/passwordless-pwa-flow-architecture-walkthrough?utm_source=hashnode&utm_medium=feed) [Nguyễn Việt Tùng](https://hashnode.com/@nvtung) · [Feb 10](https://hashnode.com/posts/webauthn-and-fido2-explained-without-the-spec/698b52ee6ccf20abc76307bb) ### [WebAuthn & FIDO2, Explained Without the Spec](https://devpath-traveler.nguyenviettung.id.vn/webauthn-and-fido2-explained-without-the-spec?utm_source=hashnode&utm_medium=feed) Understanding how WebAuthn works, why it’s secure by design, and what problems it actually solves 6 min read · [devpath-traveler.nguyenviettung.id.vn](https://devpath-traveler.nguyenviettung.id.vn/webauthn-and-fido2-explained-without-the-spec?utm_source=hashnode&utm_medium=feed)