Every stick is flashed, verified against the published hash, stickered, and sealed in a tamper-evident bag by us — then shipped free (US, tracked) in a plain unbranded mailer. Nobody in the delivery chain learns what’s inside.

Your computer becomes the vault, then ceases to exist.
Pre-order · cardCrypto (BTC / ETH / SOL) — coming soon
Physically immutable contents — the switch you can see and touch.
Pre-order · cardCrypto (BTC / ETH / SOL) — coming soon
A sealed room inside your Mac — the honest Apple Silicon ceremony.
Pre-order · cardCrypto (BTC / ETH / SOL) — coming soon
The sealed-room ceremony plus the physical lock. One stick, two doors.
Pre-order · cardCrypto (BTC / ETH / SOL) — coming soon