Bip39 Passphrase. Have the necessary range of COLDCARDs, pick out Import Existing in the course of setup and load the same backup file on to Each and every of them. Give Just about every COLDCARD its very own passphrase and then lock down the seed. Your seed words will not https://getsocialsource.com/story4043627/ian-coleman-bip39-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled