Why these steps matter
Hardware wallets like Ledger are built to isolate private keys from internet-connected devices. The device itself signs transactions internally and only exposes public addresses and signed transactions. This separation significantly reduces attack surface compared to software wallets. However, user practices — such as how you record and protect your recovery phrase, how you manage your PIN, and where you plug in the device — will determine how effective the security model is in practice.
When initializing, you create both a PIN (device-level protection) and a recovery phrase (backup and ultimate key). The PIN stops on-site attackers from using or tampering with your device. The recovery phrase is a human-readable representation of your private keys; if lost, the account cannot be recovered. That is why hardened physical backups and multiple secure copies are recommended.
Storage & backup best practices
Use a trusted metal backup for long-term storage if you plan to hold significant value. Store duplicates in separate secure locations (e.g., a home safe and a safety-deposit box). Rotate and check your physical backups periodically for legibility and corrosion, especially if you use paper.
Operational security (OpSec) tips
Minimize exposure by avoiding unknown or public computers when you perform sensitive operations. Close unnecessary browser tabs and disable or audit browser extensions. Keep your device firmware and official software up to date — updates often include important security improvements. If you ever suspect a compromise, move funds to a new, securely initialized device and revoke access from affected platforms.