Questions tagged [trezor]

Trezor is a hardware device that can generate and store cryptographic keys used with bitcoin (a bitcoin hardware wallet). The firmware can also be used in password management and for digital signatures.

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18 views

What is the threat model of a Bitcoin HSM / Hardware Wallet?

There are many devices available which purport to allow for the secure storage of Bitcoin in adversarial environments, such as compromised computers or potentially untrusted host devices such as ...
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Can TREZOR sign transaction with input address beyond gap limit?

Suppose I use TREZOR with Electrum or Bitcoin Core HWI and significantly change the gap limit to, let's say, 100 000 addresses. I then receive BTC to my 999 999-th address and want to send them ...
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24 Word Mnemonic Seed Phrase for Ledger Nano S usable on Trezor?

Can I use my 24 word mnemonic backup seed phrase that created on my Ledger Nano S on other devices that use a 24 word seed phrase? An example would be the Trezor hardware wallet.
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Buying and selling Bitcoin on a hardware wallet and not sending to an exchange

How can I buy and sell my Bitcoin from a Trezor or Ledger hardware wallet, without sending Bitcoin to an exchange? For example, are there any hardware wallets that allow you to keep your Bitcoins on a ...
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Can a Trezor accept/use a private key created independently offline?

Can I create a private key using bitaddress.org offline and then use that private key in a trezor wallet? Also will the trezor use that private key to produce a mnemonic phrase?
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How does Trezor recover all public keys from different blockchains?

I understand that the Trezor is a HD wallet, meaning private-public keys are generated through a deterministic, hierarchical expansion of the root seed. However, when I am in a process of recovering ...
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Has Bitcoin Cores encryption wallet security ever been bypassable?

Every few years there seems to be an exploit found in Trezor that allows people to bypass the security. I was wondering has there every been the same case for Bitcoin Core wallet encryption?
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Mutlisig tansactions with trezor with multiple inputs and outputs not able to broadcast

I am trying to do a multisig here is my final hex ...
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How to generate a large number of accounts via hw wallet and save addresses to file?

I work in a company which uses a ledger blue hw wallet. They need to generate bitcoin and eth accounts to send to users to deposit to. Currently they have people generating one account at a time in ...
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Any Tutorial to send Bitcoin from Copay to Trezor? [closed]

I am using Copay wallet, and feel comfortable with it. Now, the tricky part is to send my Bitcoins to my Trezor wallet. Any feedback on the subject? Regards
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757 views

How to install Trezor Bridge?

When opening my Trezor Wallet on Chrome I get a message: The TREZOR Chrome Extension will be outdated soon. Google will disable the functionality required by the TREZOR Chrome Extension during ...
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Access custom BIP32 paths on trezor

So I really have 2 problems now: I took xpub address for Dash from trezor and used it with blockcypher API to generate addresses with paths like m/0, m/1, etc I sent some money to that addresses and ...
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Ethereum in Trezor

I understand that each of Ethereum addresses in Trezor represents standalone Ethereum account. But doesn't this bring problems with sharing funds between your accounts? If 100 people send me 1eth on ...
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mnemonic pass phrase generation in wallets / hardware wallets - security flaw?

Wouldn't it be saver to generate a mnemonic passphrase manually by just taking random words from a lookup table? My thoughts: a wallet creator can can accidentally or on purpose use deterministic ...
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Is a Trezor hardware wallet dependent on wallet.trezor.io?

A review of the Trezor hardware wallet says: In order to access your coins, you would simply do so by connecting your TREZOR to your computer and power up the TREZOR wallet interface at https://...
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Derive LTC Segwit (M-Address) private key from Trezor

So I'm trying to get my head around this! I've got my 24 seed for my Trezor. I got my Segwit account for LTC (Address starts with M). I also have the P2H equivalent for my address (Starts with 3). ...
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P2SH in Hardware wallet?

I am designing a hardware wallet and the software that will work with it. I plan to provide P2PKH transactions support in the software for hardware wallet to sign. Is it mandatory to support P2SH ...
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661 views

Getting Litecoin cash out of my Trezor

I am trying to get my private key out of my Trezor in order to access my Litecoin cash. I used the following site in order to generate the private key out of my 24-word recovery phrase: https://...
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What does setting up a Trezor actually do?

About a month ago, I set up my Trezor device: set the device label, wrote down the recovery seed, set the PIN, and added a passphrase. But, I never sent any money to it. What did I do? Did I ...
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Connect Trezor (T) directly to a printer to generate paper wallets

Is it possible for a Trezor or Trezor T to connect with and directly interface with a printer? The Mycelium Entropy device is very useful to print paper wallets while minimizing MITM attacks. I'd like ...
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528 views

How to connect existing MEW to Trezor?

I have got my new Trezor but I don't know how to connect my existing myetherwallet to trezor ether address ? Is there any way I can directly import and connect to trezor ? Or I have to create a new ...
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747 views

How To Traverse Bitcoin Addresses in HD Wallet

It appears that there are many way to traverse Bitcoin addresses. I am looking best practice, and I am also looking for the documented logic of how common wallets do it so I can replicate their ...
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263 views

I provided my XPUB and YPUB to Trezor support - should I continue to use my Trezor?

I have a Trezor. In attempting to find out why I have have not received Bitcoin Gold coins Trezor Support asked for my XPUB - I gave it to them along with the YPUB too. Is this safe? Should I move ...
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626 views

How to move in and out of wallets cheaply and fast? [closed]

So... Trezor has ridiculously high fee for "normal" speed of transferring money. If I select cheapest transfer version, it takes more than 2 days. Is there a way to transfer money between a crypto-...
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757 views

Generate addresses from Trezor's xPub using Python

I am trying to generate BIP32 HD addresses from my Trezors xPub key. I keep getting errors with most of the libs our there. What am I missing? pywallet: from pywallet import wallet xpub = '...
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If I transfer bitcoin into Trezor that has been on a paper wallet since 7-31-17. Can I still get BCH and BTG?

If I transfer bitcoin into Trezor that has been on a paper wallet since 7-31-17. Can I still get BCH and BTG? Trezor has a coin-splitting tool, but it says that I had to have held Bitcoin in my Trezor ...
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Bitcoin to Bitcoin Cash on Trezor [duplicate]

Just sent bitcoin to my Bitcoin Cash Wallet on Trezor. How can I retrieve it? 12-06-2016
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“Inspect the TREZORs memory with an electron microscope” documentation bug?

TREZORs documentation about the device being stolen and then examined by an election microscope says: In the end, the bitcoins will be gone already because the original owner will have changed ...
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763 views

Can Bitcoin Diamond be claimed on Segwit addresses?

I currently have my Bitcoin (BTC) on a Trezor hardware wallet with Segwit (Not in a "Legacy account"). Can I claim Bitcoin Diamond (BCD) with this or not? In general: Should I move my BTC to a ...
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762 views

What happens when a hardware wallet, like Trezor, suffers a hardware damage?

What happens when my hardware wallet e.g. http://trezor.io stops working? It would be great if someone could outline the procedure. And if there are multiple ways I would like to compare by ...
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383 views

Unable to Connect Trezor [closed]

My trezor worked fine until the other day it wouldn't connect. I tried myehterwallet, trezor app in Chrome, and the trezor.io site--nothing. I've tried using different cables, different computers, ...
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Trezor; How is it true cold storage if their is a recovery seed?

I don't understand how a Trezor is considered cold storage if you can lose it, and then recover your keys through their recovery seed and another Trezor. Where are the keys coming from? Where are ...
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Why can't I use Electrum seed to recover my wallet on Trezor and Blockchain.info?

I wanted to use my BCH after the hard fork so I was going to import my wallet on Trezor or Blockchain.info since they support BCH (Electrum doesn't support BCH AFAIK) but it seems both Trezor and ...
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577 views

Can I run Trezor Wallet against my own local node on OSX?

I want to point Trezor Wallet at my own local node. I'm already running Bitcoin Core, but Trezor Wallet requires Bitcore. What I have tried: 1. Installing the latest bitcore version according to the ...
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219 views

BCH to BTC in same Trezor wallet

I changed BCH in my Trezor to BTC using the wallet coin splitting tool and sent it back again to the same wallet using a new BTC receive address rather than another external wallet like eg Electrum ...
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281 views

Will I be losing my BTG by sending BTC to bitfinex

I have my BTC in my trezor wallet (had it for a while before the BTG fork), now I would like to send some BTC to Bitfinex, but I am worried that if I do so, it will also send my BTG to the same ...
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Keeping my bitcoins safe: any flaws in my strategy?

I'm looking for a very safe way to keep my bitcoins. I'm using a Trezor and used passphrase to hide additional wallets in case someone gets access to my Trezor or seed by physical coercion. I'm not ...
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321 views

How do I store coins during the bitcoin segwit2x hard fork?

Where should I securely store my coins during the fork? A Legacy address or a Segwit address? I keep them on a Segwit address right now but I want to be sure that the fork won't affect my funds if ...
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5k views

do the trezor wallets support all crypto currencies for strorage?

I am considering buying a trezor wallet. I am wondering if this type of wallet can support all types of crypto currencies?
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Running trezorctl / python-trezor on macOS Sierra

As I am not familiar with python I am currently having trouble getting trezorctl running. After installing pip and running pip install trezor from my admin account I get the following error message ...
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Use trezor securely

I'm trying to figure out how to use a Trezor for my needs. I'd like to have different "layers" of security, so my plan is to use this setup (less secure on top): Online wallet for every day usage (1%)...
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How can I recover BCH sent to a Trezor BTC address?

I accidentally sent my BCH from Breadwallet to a BTC address from my Trezor wallet. Is there any way to retrieve that back to my BCH wallet? The BTC wallet I sent the money to is mine, so I own the ...
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Trezor not showing correct balance

Sent .10 from my Electrum to my trezor. Now more than 30 comfirmations, but not showing on my Trezor Balance. Put in a ticket with support have not heard back. Here is my trezor receiving address and ...
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I sent some Bitcoin to a Bitcoincash adress on Trezor

I sent some Bitcoin to a Bitcoincash adress on Trezor and it doesn't show on my Bitcoin in Trezor, how can I get them back ?
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381 views

How to use Copay with Trezor?

I have a trezor. Now I want to use it with Copay, how should I? I would like to think the seed should stay in Trezor so I should not key in anything to Copay. But when I tried with the recent Copay ...
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I'm trying to confirm my BCH is being held on my trezor

When I go to https://trezor.io/claim-bch/ I'm being told my trezor needs a firmware update. However, I have updated my firmware on wallet.trezor.io. Is there an issue with claiming BCH? If not, why am ...
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Can you deposit to an unplugged Trezor?

I just want to confirm if my logic is correct. If I send Bitcoin to my Trezor address while the Trezor is unplugged does the web wallet then receive the private keys from the transaction and only once ...
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How to view Bitcoin Cash (BCC) on Trezor Wallet

I'm on beta-wallet.trezor.io and I've updated the Firmware to 1.5.1 and still can't see any Bitcoin Cash listed (BTC). Perhaps I'm being impatient?
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Offline wallet (Electrum) + Trezor not signing transactions

When I want to make a transaction I follow these steps Create order in the ONLINE computer Copy transaction to a USB Plug USB to OFFLINE computer Load transaction from file Plug TREZOR Sign ...
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542 views

Trezor Firmware update just hangs indefinitely

Trezor out of the box - first firmware update with the wallet not even set up and just hangs on "Installing...Please Wait". Read through all of the troubleshooting section on Trezor's website but no ...