So long as your mnemonic phrase is kept safe, no one can take control of your assets even if the thief gets your S1 hardware wallet. In the case of a wallet lost, stolen, or damaged, you can recover your wallet with the correct mnemonic phrase and Passphrase (if you set a Passphrase before) on a new SafePal S1 wallet, SafePal App, or any other wallets that support BIP39 mnemonic phrase standard.