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Stay updated with the latest news, technical articles, and announcements from Tactna

Part 1: Authentication is Solved, but Management Isn't ｜Why Custom-Built User Logic is Your New Technical Debt

January 26, 2026

Part 1: Authentication is Solved, but Management Isn't ｜Why Custom-Built User Logic is Your New Technical Debt

IntroductionAso: Hello, I’m Aso from TC3’s Corporate department. Previously, I spoke with Mr. Sudo, TC3’s CEO and Product Owner of "Tactna,"...

Practical B2B SaaS Design

November 4, 2025

Practical B2B SaaS Design

PrerequisitesTarget AudienceBusiness professionals looking to develop and deploy multiple digital servicesArticle TerminologyTerminologyMeaningB2B (Bu...

EIAM vs CIAM | Understanding the Differences Between Employee and Customer Identity Management

November 4, 2025

EIAM vs CIAM | Understanding the Differences Between Employee and Customer Identity Management

IntroductionAs businesses increasingly adopt cloud services and SaaS applications, effective identity management for employees and customers has becom...

Checkpoints for Upstream Phases in the Unified ID Infrastructure Project

November 2, 2025

Checkpoints for Upstream Phases in the Unified ID Infrastructure Project

In our last discussion, we clarified the business goal behind the need for unified identity platforms—particularly focusing on their practical applica...

What is the business goal of implementing a unified ID infrastructure?

November 2, 2025

What is the business goal of implementing a unified ID infrastructure?

Why Do We Need a Unified ID Infrastructure?Many companies are increasingly turning to digital service deployment as a means to boost revenue. Sparked ...

SaaS Development Starting with Single Sign-On - An ID Infrastructure Built for Expansion

November 1, 2025

SaaS Development Starting with Single Sign-On - An ID Infrastructure Built for Expansion

Growth in services inevitably comes with "late-stage changes," doesn't it?What starts as a simple "single-user service" - whe...

Customer ID Consolidation: Its Importance in Modern Digital Business and Path to Success

October 31, 2025

Customer ID Consolidation: Its Importance in Modern Digital Business and Path to Success

The Importance and Path to Success in Modern Digital BusinessWith the rapid advancement of digital technology, the number of IT and web services offer...