Archives

Archive

2026

May 27 OpenID TechNight vol.23 ~ AI x API x Enterprise

OpenID, AI

Feb 28 OAuth 2.0 Dynamic Client Registration: RFC 7591, 7592

OAuth, Security

2025

Jun 05 NIST SP 800-63C-4: How Identity Crosses Trust Boundaries

Identity, Security, Federation, NIST

Mar 15 NIST SP 800-63B-4: What “Strong Authentication” Actually Means

Identity, Security, Authentication, NIST

Jan 19 Building Multi-Tenant SaaS Applications

SaaS, MultiTenant

Jan 05 NIST SP 800-63A-4: How to Prove Someone Is Who They Say They Are

Identity, Security, NIST

2024

Dec 04 NIST SP 800-63-4: The Framework Behind Modern Digital Identity

Identity, Security, NIST

Nov 09 SAML Fundamentals and Deep Dive

SAML

Jun 14 OpenID Connect Sessions: Logout Is Harder Than Login

OpenID, OAuth

May 19 My RubyKaigi 2024 Experience

Ruby, BusinessTrip

Feb 02 Passkey Autofill for seamless passwordless authentication

passkeys, autofill

2023

Jun 15 The nuts and bolts of oauth2.0 (part2)

OAuth, OpenID

May 12 Passkeys: The New Passwordless Login

Passkeys, WebAuthn

Mar 27 My Essential macOS Tools

Productivity

Mar 19 The nuts and bolts of OAuth 2.0 (Part 1)

OAuth, OpenID

An ID Developer at Money Forward, Tokyo. Designing secure authentication solutions using OAuth2.0, OpenID, SAML, and Passkeys. Experienced in microservices, DevOps, and SRE optimizations. Passionate about building robust, secure identity systems. LinkedIn.