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Metal Bitcoin Seed

Recovery Safe

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Privacy and Security First

Key Stack units are not available for sale at this time. We are in the process of updating our data protection policies and are excited to share that with the community for feedback soon. Please reach out to keystack@protonmail.com if you would like to be included in our new mailing list and notified about our new policy once available.

Metal Bitcoin Backup

Metal Bitcoin Backup

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Extreme Protection

FIRE TEST = A

ACID TEST = A

CRUSH TEST = A

Jameson Lopp tested Key Stack by blasting it with a 2500°F butane torch, soaking it in an acid bath and tormenting it under a 20-Ton press. Key Stack passed all tests with straight A's.

Jameson Lopp Metal Bitcoin Seed Storage Stress Test
Engrave private keys

100% Private Engraving

Handheld electric engraver included

Your Eyes Only

Complete User Control

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Scaleable

Up to 10 plates per stack 

Store one 24 word recovery seed per plate

Build over time with Expansion Packs

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Hardware Wallet Backup
Recovery Seed Metal

Get Off Paper

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