https://werunbtc.com/coldcard

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Odell, I just wanted to say thankyou. You have tought me many things in regards to bitcoin, personal privacy and security, and self custody. Keep up the good work.

Very strongly recommend using Coldcard’s Seed XOR to split and back up the seed as multiple parts that can then be physically separated and hidden: https://seedxor.com/

Both my favorite, true air-gap