datasecnet

Notes

Field notes from engagements

Short writing on naming, sessions, activation, and privacy—drawn from work with shipping product teams.

Abstract connected data nodes

Naming Events So Redesigns Do Not Break History

Prefer intent over layout. A taxonomy that encodes button labels will fail the moment the UI moves.
Smartphone held above a soft surface

Session Timeouts for Korean Mobile Apps

Thirty minutes is a web default. Match the window to how people actually resume your app.
Team discussing product metrics

Activation Beyond First Login

Activation should mark the first moment a user receives real value—not a successful authentication.
Notebook and laptop for planning work

Privacy-Aware Instrumentation in Korea

Collect only what decisions need. Consent state should be a first-class property, not an afterthought.