Questions tagged [hardware-wallets]

A hardware wallet is loaded from a secure specialized environment provided by the device. This provides very strong protection against computer vulnerabilities and malware since no software can be installed on this environment.

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If I approve a malicious contract with 1 address does it compromise other addresses derived from the same private key?

I am a little bit worried about NFT scams. My NFT wallet address is derived from the same private key that my ETH cold storage address. I am using a Ledger Hardware wallet. My question is: If I ...
0 votes
1 answer
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Create LedgerSigner instances form a Ledger wallet

I want to create Ledger signer instances from ledger wallet. However, I always got an error that says "cannot open device". Would it be possible to create Ledger instances from a ledger ...
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Sent ETH to ETC address within Ledger Nano X - Blind Signing Error when trying to Transfer (have read old threads)

I sent ETH to a ETC Leger Address. I have read the thread "Sent ETH to ETC address within Ledger Nano S. Confirmed on Etherscan, but not appearing in Wallet? [closed]" which has a good ...
1 vote
2 answers
539 views

What are the risks of token approvals?

How exactly do token approvals work? As they cost gas fees, I assume they must be stored on the blockchain. Let's say, I approve uniswap to spend all my eth. Does that mean that a central entity has ...
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Hardware wallet which works with iPhone

is there a good alternative to ledger nano x (which is currently not available) which meets following criteria: works with iphone supports at least btc, etc, erc20, nfts additional word can be added ...
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Can a seed phrase generated to create a MetaMask wallet also be recovered on a hardware wallet?

A hardware wallet address can be recovered in MetaMask simply be entering the hardware wallet's seed phrase into MetaMask. But does this work the other way too, where the seed phrase of a MetaMask ...
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Secure automatic signing on server

my company is trading cryptocurrencies. In the past we used central exchanges and stored the API Keys (without withdrawal rights) on our servers. Now we are starting to use decentralized finance (e.g. ...
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1 answer
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Storing multiple cryptocurrencies using a usb stick as the private key

currently I am using an electrum wallet on watching only mode and using a usb stick that stores my private key whenever I need to send BTC to someone. I would like to do something similar for my ether ...
1 vote
1 answer
767 views

MetaMask: Internal JSON-RPC error with Ledger with Chrome 91

Since Chrome 91 update, MetaMask and Ledger stopped working.
2 votes
0 answers
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Running a SPV wallet on Arduino/ESP32?

I want my ESP32 to make transactions and check for the details of blockchain using a secure method. Actually, I want to use make calls to the blockchain instead of relying on a single node. In my ...
1 vote
1 answer
973 views

Can NFTs be stolen from a web wallet? Is there cold storage for NFTs?

Many NFT collectors move their claimed NFTs (NFTs that they won) from their web wallet (e.g. Metamask) to a different wallet that they call a vault wallet. What is this vault wallet? Is it a hardware ...
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1 vote
2 answers
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Can .eth domains be stored on a hardware wallet?

If a .eth domain is bought in a Metamask web wallet. Can it be transferred to a different ethereum wallet address of a Ledger Nano S or X?
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Existing research about m-of-n paper seed phrases

I'm interested in designing a protocol that stores a seed phrase for a crypto wallet across N separate pieces of paper (or metal!), where any M of the pieces of paper can reconstruct the seed phrase, ...
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Lost my tokens - need help in figuring out what I did wrong

Can someone give me some advice on a transaction where I seem to have lost some of my tokens. I’m new to this crypto world and now I’m wondering if I got myself into something I can’t manage. I had ...
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3 votes
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How to select a different Metamask address when using Uniswap?

I want to use Uniswap with my hardware wallet. So I go into my Metamask wallet, connect to my hardware wallet, I see my coin balance, then I open Uniswap. The trouble is that Uniswap is showing an ...
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Easiest way to deploy contracts from Trezor/ Ledger?

I know about Remix and that you can connect your hardware wallet with MetaMask, but, as of Nov 2019, I get this error many times: creation of Contract errored: Error: TransportError: Failed to sign ...
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Why use Chrome Extensions for Hardware Wallets?

Is there any way for a remote webserver to connect to a USB device using serial? If so, why did major hardware wallets use a Chrome Extension as opposed to a backend server for connection? Ledger used ...
1 vote
1 answer
733 views

How to create signer for Trezor hardware wallet?

I'm trying to create a signer for Trezor hardware wallet. I'm using library ethers.js In case of Metamask wallet, this is how I created the signer: export const createMetamaskSigner = async () =>...
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Error: Cannot find module 'truffle-hdwallet-provider'

I got the following errors while trying to deploy my smart contract: sers-Air:lottery user$ node deploy.js internal/modules/cjs/loader.js:582 throw err; ^ Error: Cannot find module '...
2 votes
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601 views

Can you deploy a contract from a Ledger Nano S using Remix?

I have deployed a contract from a Ledger Nano S before by connecting to MEW and deploying using Bytecode and ABI of the contract. However I do not know what compiler version MEW used and so cannot ...
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Ledger Nano and MEW

Trying to connect MEW to Ledger Nano but my address will not come up when I try to add it to the ledger. Really stumped with this one. Appreciate any help. Using Mac laptop with google chrome
3 votes
1 answer
760 views

ETH multisig wallet with Trezor integration

advice would be appreciated! I am looking for a reliable Ether wallet with two features: *Multisig *Integration with any hardware wallets (Trezor would be more preferable option) It seems that Mist ...
3 votes
0 answers
218 views

How to call smart contract functions with an address stored in hardware wallet?

Is there a way to call smart contract functions with an address stored in hardware wallet? If so, please let me know how. Thanks.
3 votes
1 answer
2k views

How do I get a list of accounts from my Ledger Nano S wallet, including unused accounts?

geth lists the non-zero balance accounts and the next zero balance account from your Ledger Nano. How can I get a list of accounts from my Ledger Nano S wallet, including the next block of unused ...
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1 answer
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Hardware wallets and Plausible Deniability

One question referring to these articles: https://blog.trezor.io/hide-your-trezor-wallets-with-multiple-passphrases-f2e0834026eb and http://support.ledgerwallet.com/knowledge_base/topics/advanced-...
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I pasted an address from ETC when i sent ETH to my ledger nano s

I can see the transaction on etherscan. Is there any way to recover these ether? Thanks for any help! If we can recover these I will send one or two for the assistance...
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Is there any hardware wallet available for Ethereum?

What are the various available hardware wallets for Ethereum?