The passphrase is used is used to encrypt/decrypt your wallet sending credentials so we can sync sending credentials between your devices (without them being stored on SN's server in plaintext). If you lose one device/browser's storage, nothing changes. You can input the passphrase again or on another device and it will sync.
The passphrase is used is used to encrypt/decrypt your wallet sending credentials so we can sync sending credentials between your devices (without them being stored on SN's server in plaintext). If you lose one device/browser's storage, nothing changes. You can input the passphrase again or on another device and it will sync.