Questions tagged [wallets]

Wallets are applications on top of accounts, so called smart contracts, which manage your Ether. There are simple savings wallets or multisignature wallets.

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Walletconnect Signing Transaction not creating request in client

The signing of Transaction is not creating confirm or reject request in the mobile client. Sign in using QR code is working We are using quorum as our RPC. Initialising of connector works but signing ...
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How to forward tokens without paying a gas

I'm working on a project and I need to know if this statement is possible: I have 10 registered users. Each user has an erc20 wallet. It is possible that when user A, C, E, or whoever deposit their ...
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How can we lock ETH in user wallet without escrow contract?

I know the logic of using an escrow contract in which 2 or more users send their wagered ETH to a smart contract acting as escrow proxy, and then after some decision contract executes we release the ...
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Recover all the account under Mnemonic using ethers.js

I am new using ethers.js const { Wallet } = require('ethers'); const wallet = Wallet.fromMnemonic('one two three four ...'); I want to use that code to recover all the accounts from that Mnemonic. ...
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Can send ether from geth account to wallet, but not from wallet to geth (invalid sender)

geth is running as a private network. It has its own accounts, stored in its keystore. One of them is used for mining. The others are funded with ether. MyCrypto wallet (desktop version) is connected ...
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Alternatives to MEW for advanced users

I am looking for an alternative to MyEtherWallet. I am facing some issues with MEW, thus I am looking for alternative, preferably with more advanced functions - like for example allow me to "...
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Setting up a desktop wallet with a private network on geth

Disclosures: I've never set up a wallet before, and am new to geth. I'm not worried about security right now. My goal is to set up several wallets on my private chain (if possible) in order to learn ...
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What are the odds of getting same address or private-key or 12/24 set of mnemonic to 2 different people

Questions!! What are the chances that 2 people get the same set of those 12 or 24-word mnemonic?? In web3.js, there is a function ' web3.eth.accounts.wallet '... It spits out a set of accounts and ...
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In Web3, why is simply signing transactions with private key more secure than unlocking the account and using sendTransaction?

In Can anybody Point out the Difference between Web3.eth.sendTransaction and web3.eth.signTransaction?, the author of https://ethereum.stackexchange.com/a/73705/61096 mentions how unlocking an account ...
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How to program a website to accept Ethereum payments

Assume I have a site and I want to give unique address to each of my users that generated by an HD wallet. If each user, send a little amount to his/her address,that it was less than transaction fee, ...
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Gnosis Wallet - Multisig not really working as multisig

I'm trying to create a MultiSig wallet for both ETH and ERC20. After doing some research, I found Gnosis, which seemed to fill my need. First I tried to download the local (electron-based) version. ...
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In EtherJs how to find account number of balance change event?

I am creating Ethereum Wallet application & I am using EtherJs for Web wallet development. When I try to listen for Balance Change event for multiple accounts then How do I find account number ...
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How secure is this memory wallet?

As we know memory wallets more specifically Brainwallet 1.0 is a failed technology. I want to know how secure is this wallet system? It uses blockchain transaction hash and passphrase to calcualte ...
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Any email signIn based blockchain wallet APIs for integrating into web dapps & native dapps (Android, iOS)?

I'm looking for an email SignUp / SignIn based blockchain wallet which provides API for integration into web dapps and native mobile dapps (Android & iOS). During payment routine in dapps, this ...
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Transaction Failed but showing as Pending on Etherscan

So I just started using ether after the same was legalized in my country (India). I use Coinbase Wallet for my Storage of ether. I decided to shift to Metamask from Coinbase Wallet and as such ...
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What is a good wallet service for iOS applications

I am building an iOS app that rewards users with crypto tokens, just like Brave's BAT or Reddit's community points. I am trying to find a wallet service that I can integrate with my iOS app for users ...
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derivation path for ethereum?

how are you doing! I would like to know what happens if from a ethereum seed I derive a wallet using BIP49, BIP84 derivation path and then send ethereum from another wallet which is BIP32 or BIP44, ...
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Unknown Accounts suddenly appearing in MetaMask wallet…?

My MetaMask wallet has multiple accounts which I did not create. I have no idea how they there. Is my MetaMask wallet compromised? Or is this normal that MetaMask creates new wallet addresses when ...
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Wallet transactions call functions in (ERC20) token contract to send tokens?

Firstly, thank you for helping me out in understand this. Suppose, if I have an ERC20 token contract (with all the required functions implemented including Transfer() function) deployed on the ...
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Ethereum Wallet(mist) not catching private network in windows 10

I have set these paths but not working C:\Program Files\Ethereum-Wallet and C:\Program Files\Geth I have made a private network using Geth, but when I installed the Ethereum Wallet, it is not ...
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Withdrawing an Etherium Paper wallet

Hi i have a few questions about ETH or any other Crypto currency for that matter but maily ETH as im unsure as to the methods available. I will address this in the most likley Situation.. I make a ...
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transfer ether from smart contract to my wallet

Hi I awant to transfer transfer ether from smart to my wallet so I ceated a sendEther function in the smart contract function sendEther() public { msg.sender.transfer(1 ether); } very basic ...
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Which Mobile Wallet support *data* field?

Referring to this link ERC: Standard URI scheme with metadata, value and byte code #67 Since it was proposed in 2016, may I know if there is any mobile wallet that can scan QR code with these 4 ...
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How can I change the 12 word phrase in my trust wallet?

I created a ETH trust wallet on my phone for someone and he has now imported the trust wallet to his phone. Is there any way to change the 12 word phrase or somehow give the sole control to the ...
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The only way to obtain ether is generate the ether?

Hello i have a question : The only way to get ether is buying to another user has mining the ether ? let me explain my question, i know i can use coinbase or another websites to buy ether, but where ...
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how i can create a buy Ehter [closed]

i have a question : how i can create a app to buy ether ?, i know how to create a Token sale but i dont know what api or what i need to buy ether directly i see websites like coinbase to buy ether , ...
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How to register your token in the user wallet

I have created a token. How can I make it my token appear inside the user wallet and the wallet to show the token balance?
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Trying to connect Ethereum Wallet with ganache-cli on Windows

I am trying to connect Ethereum Wallet with Ganache-Cli but it starts looking for geth note instead of ganache-cli. Can someone please tell me the correct way of doing it. Or is there any specific ...
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171 views

Connecting the wallet of a user to your dApp / web3.js project

How users can use connect their different wallets, like MetaMask, mobile wallets and hardware wallets with a dApp? What wallets are supported?
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Why Ethereum based Dapps don't use WebAuthn

According to EOSIO they are able to use WebAuthn: Support for WebAuthn, a W3C web authentication protocol WebAuthn is a standard for strong user authentication collaborated on by the World Wide ...
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How to connect Enjin Wallet to Rinkeby

I've installed Enjin Wallet and want to browse my Rinkeby ERC-1155 tokens on Rinkeby. How to connect Enjin Wallet to Rinkeby network?
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Executing an contract via code and without metamask / link an account to JS code to automatically wirte on Ethereum

I'm trying to get my JS-code to call a smart contract on Ethereum (kovan testnet) that will write something on the blockchain and therefore needs ether (actually gas). I called a view function which ...
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Eth wallet keywords api

How can I create an ethereum wallet and get the 12 key words by using the ethereum rpc? I cannot find the rpc api.
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HD paths on MyEthereumWallet

I hae some coins on MyEthereumWallet, that I can see in block explorer, but can not access it. I think that the mnemoic and password is correct. My assumption is that I messed up something with the HD ...
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EthereumJS returning wrong public key

I'm using https://iancoleman.io/bip39/#english to generate a random 12 word mneumonic with the following settings. Mneumonic language: English Coin: Ethereum Derivation Path: BIP44 It generated the ...
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Approve contract to withdraw funds from users's wallet

I want to achieve the following flow: A user clicks a button allowing my contract to spend funds on the user's behalf A user clicks a second button whereupon funds are transferred from the user's ...
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RE: Universal Wallet

I would like to create a multi currency wallet as a POC. I am currently able to make a wallet for Ethereum (Like balance, tx and all) but would like to create it for other as well (like Bitcoin). I ...
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interact with a smart contract without having a wallet

I have a smart contract that basically store a document and I integrated it with a user interface that let the user go to the website and search for that document .. very simple idea. I want to let ...
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how to let the user use Ethereum DApp Without having wallet

I have a question regarding Ethereum and DAPP .. I have a smart contract that basically store a document and I integrated it with a user interface that let the user go to the website and search for ...
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24 views

MITM attack in hosted wallets

i have a question: in the web wallets(hosted wallets)when user want to make a transaction and send the information to the wallet server , can a one change the information(man in the middle attack)?
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Does metamask uses web3?

I was curious if metamask uses web3 for communication with eth node ? I tried google for it; showed bunch of other results but didn't precisely answered my question. Indepth answer on how metamask ...
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Why do no transactions and no balance show on a wallet I know has a transaction history?

I created an Ethereum wallet 4 years ago, and bought some ether. At the time it was purely an experiment and I knew very little about crypto, I just wanted to see how to do it. I then forgot about it ...
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Contract wallet allowance and fees

I just want to ask, does Contract Wallet need an approval/allowance? as far as i know, Contract Wallets are executed by Wallet owner (Owner account) and the gas fees are paid by this owner account. ...
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how to be notified about incoming transactions instantly?

I'm creating a platform which users are able to receive ETH on their own wallets (addresses). They will give the addresses to others, but the question is how can I be notified that new transactions ...
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How to trace transactions to get information about hot and cold wallets?

I am researching ways how to trace transactions to get data about hot and cold wallets of exchanges, gambling sites, cantors, mixers. What sources of data could I use? What algorithms and scripts ...
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34 views

API call to get a list of all transactions sent TO a specific address (not contract)?

I have used the Etherscan API call "http://api.etherscan.io/api?module=account&action=txlist&address=0xddbd2b932c763ba5b1b7ae3b362eac3e8d40121a&startblock=0&endblock=99999999&sort=...
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What is the privatekey to be used to sign web3.js transactions?

I created an account on metamask, and downloaded the json of my wallet. It's on rinkeby. The structure of the json is { "version":3," id":"...", "address":"....", "crypto": {...
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Reinstalled MetaMask, account lost?

I had 3 accounts under my MetaMask Chrome extension. One of them had some small deposit. I have reinstalled the extension and used seed phrase to get access again. However, I can see only one account (...
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139 views

How to create account using mnemonic words or private key in web3js and call contracts using that account

I have a simple React Project with web3@1.2.4 installed and I want to call a contract's method like this: await maincontract.methods.CurrentMethod("arguments").send({ from: accounts[0]/*my account ...
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Is there any difference between address that have Smart Contract and “normal” one? [duplicate]

Is there any difference between address that have smart contract on it, and "normal" address (address that You can create private and public key pair)? For more context, this is the problem I'm ...

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