Quarterly Log Refresh
Scheduled return visits to add dated entries, replace worn tamper-evident tape, and update environmental readings for ongoing custody documentation.
Full descriptionTamper-Evident Storage Logs
Professional tamper-evident documentation services for paper and steel offline wallet backups in Cheongju and Chungcheongbuk-do.
We offer three custody services for holders who keep seed phrases on physical media. Each engagement produces handwritten, dated records with photographic evidence of seal states.
Choose a service below for scope, duration, and pricing basis. All visits are conducted in person unless you require a remote consultation about log structure only—which we offer solely for clients who have already completed an initial audit.
Scheduled return visits to add dated entries, replace worn tamper-evident tape, and update environmental readings for ongoing custody documentation.
Full description
A focused 45-minute visit to witness intact seals, update your existing custody log, and apply fresh tamper-evident tape when legitimate access has occurred.
Full descriptionA full on-site documentation session producing a bound custody logbook with seal photographs, environmental notes, and chain-of-custody entries for every paper or steel backup container.
Full description