Work in progress: 181,232 of 181,233 sites checked so far, more every week · updated 2 Nov 2026Missing a blog? Tell us

Top all-time · #18621

T

Takahiko Kawasaki

Personal blog · darutk.medium.comsecurityweb

Takahiko Kawasaki's personal blog at darutk.medium.com covers security and web. Since 2021, 4 different Hacker News readers have linked it 4 times. It is still writing: the last post was on 2026-06-05, and you can follow it by feed.

Visit the blog
4mentions?
4HN people?
2021–2024first – last linked?
Links on Hacker News per year · peak 1 in 2021

Too few sampled comments (1) to say how often HN recommends it.?

Why HN links it

Takahiko Kawasaki's Medium stories introduce digital identity standards such as ISO/IEC 18013-5 and SD-JWT, used for verifiable credentials. HN readers link them as a starting point for these specs.

Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

What Hacker News says?

  1. saxomoose · 2024-03-10Recommends
    The EUDI Wallet Reference Implementation is part of the eIDAS 2.0 roll-out. Among other things, it aims at providing the building blocks required to exchange and validate electronic attestation of attributes, i.e. verifiable credentials. The reference implementation implements the [ISO/IEC 18013-5] and [SD-JWT] specifications. Accessible introduction to these specs under following link: https://darutk.medium.com/oid…

    Comment linking /oid4vci-demo-87a232cfcc2a

    on “eIDAS wallet reference implementation released”
  2. Submitted Diagrams of All the OpenID Connect Flows (2017) as a story · 3 points

    HN discussion
  3. Submitted Illustrated X.509 Certificate as a story · 3 points

    HN discussion
  4. Submitted Full-Scratch Implementor of OAuth and OpenID Connect Talks About Findings as a story · 1 points

    HN discussion

Search all of HN for darutk.medium.com