Metall-Seed-Signer is a durable offline tool for storing Bitcoin seed phrases. Its hardware design prevents online exposure, simplifying secure backup and recovery while boosting privacy and long-term asset protection.
Metall-Seed-Signer is a durable, offline tool for recording and managing Bitcoin seed phrases. It protects funds from online threats, enhances privacy, and simplifies secure, hardware-based cold storage.
Seed phrases-12 to 24 human-readable words-are the master key to your crypto wallet. This guide explains how they work, why they’re critical, and best practices to store them safely.