Why do I need a hardware wallet if I use Binance or Coinbase?
Exchanges hold your private keys — "not your keys, not your coins." Exchange hacks (Mt. Gox: $450M, FTX: $8B) have wiped out user funds. A hardware wallet stores private keys in an air-gapped secure chip, meaning even if your computer is compromised, your funds are safe. For holdings over $1,000, a hardware wallet is essential.
What is a Secure Element chip?
A Secure Element (SE) is a tamper-resistant microprocessor designed to store cryptographic keys. Ledger's CC EAL5+/EAL6+ certified SE chips have passed the same security certifications used in passports and credit cards. It resists physical extraction attacks that would compromise software-only wallets.
Can a hardware wallet be hacked?
Hardware wallets have never been remotely hacked through network attacks. Physical attacks exist but require expert tools, physical access, and hours of work — not a realistic threat for most users. The main risk is supply chain attacks (buy only from official manufacturers), social engineering (sharing your seed phrase), and physical theft (use a passphrase). Your 24-word seed phrase, if exposed, can restore funds on any compatible device.
What happens if I lose my hardware wallet?
Your funds are stored on the blockchain, not the physical device. If you lose your Ledger or Trezor, restore your wallet on a new device using your 24-word recovery phrase (BIP39 seed). Write it down on paper (or steel backup) and store it separately from the device. Never store your seed phrase digitally.
Does a hardware wallet work with Binance and Uniswap?
Yes — Ledger Nano X integrates with Binance (withdrawal to Ledger address), MetaMask (Ledger hardware wallet integration for DeFi), and most major wallets via WalletConnect. Trezor works with MetaMask and Uniswap similarly. For direct exchange connectivity, Ledger Live supports Binance-linked accounts.
Which hardware wallet supports the most coins?
Ledger Nano X and S Plus support 5,500+ cryptocurrencies including BTC, ETH, SOL, XRP, ADA, MATIC, and most ERC-20/BEP-20 tokens via Ledger Live. Trezor Model T supports 1,800+ coins. BitBox02 (Multi-Edition) supports BTC, ETH, and major altcoins. For maximum coin variety, Ledger is the clear leader.