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# authentication

User authentication mechanisms

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How much 2FA annoys me

How much 2FA annoys me

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2 min read
The Ultimate Guide to OAuth with Express.js (2025 Edition)

The Ultimate Guide to OAuth with Express.js (2025 Edition)

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2 min read
Implementing Passkeys Beyond the Demo

Implementing Passkeys Beyond the Demo

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4 min read
3 Pitfalls of Multi-Portal Authentication with Keycloak [Part 5]

3 Pitfalls of Multi-Portal Authentication with Keycloak [Part 5]

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6 min read
How to Authenticate Users with Solana Wallets in NestJS

How to Authenticate Users with Solana Wallets in NestJS

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16 min read
Testing MFA without constantly reaching for your phone

Testing MFA without constantly reaching for your phone

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1 min read
Passkeys in Production: Adding WebAuthn to a SaaS

Passkeys in Production: Adding WebAuthn to a SaaS

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4 min read
SEO + RAO + Access = Lead

SEO + RAO + Access = Lead

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2 min read
API Security : Understand in 3 Minutes

API Security : Understand in 3 Minutes

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3 min read
Building a Scalable E-Commerce Platform: From Storefront to Warehouse

Building a Scalable E-Commerce Platform: From Storefront to Warehouse

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3 min read
🚀 Google Auth Website — A Production-Ready Boilerplate with Google SSO & Email Auth

🚀 Google Auth Website — A Production-Ready Boilerplate with Google SSO & Email Auth

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2 min read
CoreIdent 0.4: A Ground-Up Rewrite for .NET 10+

CoreIdent 0.4: A Ground-Up Rewrite for .NET 10+

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4 min read
OIDC UserInfo Endpoint explained for Backend Engineers

OIDC UserInfo Endpoint explained for Backend Engineers

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3 min read
Understanding custom auth flow and its implementation..

Understanding custom auth flow and its implementation..

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1 min read
My First Open Source Contribution Was to an Authentication Project — And It Was Surprisingly Friendly

My First Open Source Contribution Was to an Authentication Project — And It Was Surprisingly Friendly

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2 min read
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