A hardware wallet is a small device (Ledger, Trezor etc.) that stores the private keys to your cryptocurrency in an unreadable chip. This is how it really works, what your seed phrase is, and what will happen when the thing breaks down or drowns or you lose it.
Your cryptocurrency exists on the blockchain; the device only contains the keys necessary to demonstrate ownership, and the seed phrase is simply the keys written on paper. If you hold this one concept, then all potential loss scenarios become predictable.
The clever part isn’t how the data is stored: it’s that the secret never leaves.
Setting up a hardware wallet generates your private keys inside of a secure element, a chip built so that the keys can be used but never read out. Sending crypto gets an unsigned transaction into the device, which then signs it in there, and only sends back the harmless signature. Malware on your computer could watch all day and still not catch any of those keys because the key never crosses the cable. That’s the whole security model, and it’s a good one.
At the time of setting up the device, it will show you the recovery seed: usually 12 or 24 words. The seed is not a password; the words are a set of encoded keys: with those words anyone can recreate your wallet on any compatible device, making that piece of paper both your safety net and most vulnerable link in the chain.
Use all of the scenarios to get back to the one-liner at the top and you will know how much is recoverable.
Device dead, seed safe: a non-event: restore the seed to another device and all will be back in order because the coins were never actually moved. Device stolen, seed safe: the thief meets the PIN, and the devices will wipe themselves after a few incorrect attempts at entry; restore your seed and then move the funds to new addresses to help put your mind at ease. Seed destroyed, device alive: you need to act quickly, as the device can still sign, so transfer all the funds to a wallet whose seed you do hold, as it would take just one piece of hardware to fail and put you into a situation similar to the last case. Both gone: the honest one. The secure element was designed to prevent extraction and there is also no customer service department on the blockchain; this is why all the other precautions exist.
More than some customers think but less than what the scammers claim.
Avoid anyone who promises to “hack” a hardware wallet or get back money sent to a thief: the first is exactly what the chip was made to prevent, and the second will be the next scam after this. Most of the work is around the device, getting information off of other devices: a photo of a seed phrase taken with a phone whose storage died, a wallet file on a dead laptop, a copy of a backup on a bad USB stick, an old software wallet on a machine that won’t boot, etc. Recovering private keys and restoring data from your failed storage is what we do at our cryptocurrency wallet recovery services, quoted only if there’s reason to believe it can be recovered, and always based upon a charge for the work involved, never a percentage of what you have in it.
They protect you from different forms of danger. Hardware wallets protect you from exchange risks (hacks, freezes, collapse) as you are the only one holding the keys. However they give you the responsibilities the exchange used to carry out: if you lose both your device and your seed phrase, no company can recover your lost account through password reset. Better for those who take care; worse for everyone else.
Most of the time, no; that surprises many people. The money is in the blockchain; all this hardware will do is hold the keys. Reorder a new device, input your recovery seed, and you’re back to where you were. The only risk would be if both your device died, and you had lost your seed.
Precisely avoiding that is why there is a secure chip inside these products (so the truthful response is, generally speaking, no). A lab can help with everything around the device itself: recover seed backup and wallet file data from failed hard drives, phone SD cards, USB flash drives and older computers; restore access to software wallets when their own storage fails.
If you lost access to your files on a failed drive, card or stick, then there could be recovery opportunities here. First, you get a free, confidential assessment, followed by a written estimate prior to undertaking any service.