Journal
Journal
Field notes on air-gapped habits, signing logs, and the quiet decisions behind durable self-custody.
Short pieces rooted in the work we do with offline wallets—not generic productivity essays.
What belongs in a signing log (and what never should)
Columns that help future-you reconstruct a transfer—without writing anything an attacker could use.
Packing an air-gapped kit for a Seoul-to-elsewhere flight
How experienced holders split spend and vault devices before security lines—without improvising at the gate.
Firmware provenance notes you can defend later
A short paper habit that makes future audits faster when you rotate or replace an offline signer.
When a co-owner should join the room
Shared custody works until one person books an audit alone and discovers the map was never mutual.