Lead · Wallet Security
Splitting your backup solves the risk of a single copy being found — but it can create a new risk where even you can't gather enough pieces back. That's a real tradeoff, not a free upgrade.
Marco Esposito
·
September 03, 2026
The most common criticism of a single seed phrase backup is that it equates "having full control of your assets" with "holding this one piece of paper or metal plate" — anyone who obtains your Seed Phrase and knows how to use it effectively owns your assets, with no second line of defense. Shamir Backup, standardized as SLIP-39, is designed to solve exactly this problem: it splits a complete...