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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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Mineable Tokens? Is it possible? If so, how can I make one?

Just wondering if you could make a ethereum token that is mineable. I saw this link, but don't really know about it and i dont know anything about solidity. Can someone please help me? Thanks, ...
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How Does Exchanges Implement Gas Fees for ERC20 Tokens

Any crypto exchange like binance, bitfinex and so on let you deposit and withdraw various ERC20 tokens. Technically I don't understand how they implement gas fees when I withdraw? I deposited 100 ...
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Returned Error: The method personal_signTransaction does not exist/is not available

I'm on Kubuntu 18.04 using Ethereum Wallet 0.11.1. When I try to send an amount of ETH and put in my password or anything in the password prompt I get the following message: Returned Error: The ...
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Error on contract code on ethereum website

I have been trying to make a token, but nothing has worked for me. I tried the code on the ethereum site, but no luck. I get this error: Expected identifier, got 'eth_compileSolidity' constructor() ...
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1answer
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Error creating contracts on Ethereum wallet. Need help [duplicate]

I am trying to create an ERC20 token off of ethereum, but when I put the code in the editor in the ethereum wallet, I get a weird error. It says: "throw" is deprecated in favour of "revert()", "...
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1answer
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How to built the own wallet using solidity

I am working on blockchain . I created own cryptocurrency and i want to transfer the coin by own wallet so how to built wallet. I want to built own ethereum wallet to transfer the coins.so share the ...
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22 views

Storing private key in javascript variable or local storage

I am creating my own wallet as hobby project. I want to avoid using metamask, so idea is to store private key encrypted(AES) on my server, where salt will be my password. When I enter password and ...
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1answer
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Usage of the account part of a derivation path to generate Ethereum addresses

I recently read that Ethereum doesn't use the part of the BIP44 derivation path dedicated to accounts. What happens if I still use it? I just tried generating addresses under this path m/44'/60'/1'/0/...
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1answer
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How to built the own ethereum wallet [closed]

I am working on blockchain . I created own cryptocurrency and i want to transfer the coin by own wallet so how to built wallet. I want to built own ethereum wallet to transfer the coins
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1answer
16 views

How do you calculate a wallet balance in the world of shards?

I have a general question about calculating account balances in the new world of sharding. In the Bitcoin blockchain, in order to accurately calculate someone's wallet balance, you have to analyze ...
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Is it possible TODAY to create mobile wallet able to hold other mainnet coins? [on hold]

We are looking to start working on Mobile Wallet application and are confused about many other mainnets -how could we make it all work in one wallet?
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1answer
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Accounts and Wallets

Testing the GethJS console commands. I put in practice the personal.listWallets and personal.listAccounts. The first return me this value: And the second command return me this: It seems that are ...
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1answer
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Staking Ethereum

Brand new investor to crypto but have been reading as much as I can on the space over the past couple months. I am looking for someone who could help me me a with a step by step guide on how to stake ...
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Does Cipher/TrustWallet/CoinbaseWallet provide an API to be able to request payments?

Suppose that you have a website/mobile app where you would like to request payments/transfers. I would like to make the user to stay on my platform and to leave for a temporary redirection to this ...
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1answer
68 views

I accidentally sent ERC20 tokens to my Ledger Live wallet, which does not support them. How do I get the tokens out?

The Ledger Live wallet does not support ERC 20 tokens. How do I see and remove ERC20 tokens accidentally sent to a Ledger Live wallet address?
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1answer
37 views

Creating wallets with Web3j

I generate a code to create wallets for a private chain made with ethereum. String password = unlockAccountParameter.getPass(); ECKeyPair keyPair = Keys.createEcKeyPair(); WalletFile ...
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1answer
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How to get Seed or pwDerivedKey with upload keystore from eth-lightwallet?

<html> <body> <script src="./lightwallet.min.js"></script> <script type="text/javascript" src="web3.js"></...
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How to recover keys from mnemonic phrases

I am developing an Ethereum HD wallet, and I want to use the JS implementation of BIP39 from here. I'm trying to understand how a recovery of keys should work. I am thinking of a following process. ...
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2answers
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How to use a metamask Wallet from web3,py?

I deployed contracts to Ropsten test net using truffle and a metamask wallet to pay for the transactions and Infura as a Hosted ethereum node. To do that in Truffle, I have to use the truffle-...
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Trying to run 0.8.0 as a last recovery attempt, how to light node?

As the last attempt on recovering a locked wallet - I'll be trying to run Ethereum wallet 0.8.0(and 0.7.4 as well) (the wallet version that created it) The only problem is the syncing. Is there any ...
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Can we create private-public key pairs for different cryptocurrencies from a single master node?

Is it possible for HD wallets to create private-public key pairs for different cryptocurrencies from a single master node?
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1answer
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Use DNS TXT records for wallet address resolution?

Are there any Ethereum wallet projects using DNS TXT records to resolve wallet addresses? Setting a TXT record would allow users to have a human readable wallet "address", eg $ dig example.com TXT ...
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2answers
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Will a transfer go through on a testnet transaction on meta mask to luno

What if you sent your ETH on the Ropsten testnet via Metamask to an ETH platform gateway like Luno (https://www.luno.com) ? Will you receive your Ether and will it reflect on that account? I've done ...
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1answer
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ethers.Wallet.fromEncryptedWallet is not a function

I have the following code to create my own wallet: var ethers = require('ethers') let data = {"address":....} var password = "***"; var json = JSON.stringify(data); ethers.Wallet....
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Is the Ethereum Wallet for Mac designed to run without admin / root?

I'm trying to use the Ethereum Wallet for Mac without admin / root (security is important). I get the message "Connecting..." at the top with "Waiting for blocks..." beside it and cannot generate a ...
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1answer
41 views

Getting TX is not defined when trying to send signed transaction [closed]

I am trying to learn how to send a signed transaction using web3 1.0 and Infura.io. I have node.js running locally for testing. I can successfully create an address and check balances but am getting ...
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3answers
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how to generate mnemonics from randombytes

I am able to get the randombytes using react-native-crypto-js const words = CryptoJS.lib.WordArray.random(32); Is that possible to generate mnemonics using random bytes.
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How to generate mnemonics in react native

I would like to generate 12 word mnemonics in react native. Can any one help me how to generate mnemonics in reactnative.
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1answer
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How do I send coins over personal blockchain?

What I have done --> I have created my own blockchain which is basically forked from Ethereum. So everything that can be done on Ethereum, can in theory by done on my blockchain. I can run a local ...
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1answer
66 views

Error: Cannot find module 'ethereumjs-wallet'

A truffle test needs ethereumjs-wallet const wallet = require('ethereumjs-wallet'); I tried npm install ethereumjs-wallet and even npm uninstall ethereumjs-wallet npm install --save ethereumjs-...
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0answers
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Wallet files in a Dapp

I am developing an application from the truffle webpack and I have created my own wallet, adding my account to a json file: $.getJSON('../wallet.json', function(data) { var password = "xxx"; ...
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1answer
62 views

Generate addresses using xpub

I have a cold storage where I installed BTC-Electrum and LTC-Electrum wallets. So I have took extended master public keys and have generating addresses in my online service. Now I want to generate ...
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1answer
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How to set solidity compiler to Mist wallet

I'm trying to create contract in Mist wallet, but it says: Source file requires different compiler version (current compiler is 0.4.24 What should I do to write on 0.4.25 in Mist wallet?
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2answers
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Any options to remove dependency on metamask before we get integrated crypto wallets in browser?

Metamask is quite complex for non-crypto savvy users, and lately it was very unreliable(two reverts last week). What potential options do we have to decouple our dependency from metamask? I was ...
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0answers
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Mnemonic and HD Path in Ganache and ethereumjs-tx gives different private key and address

I am having difficulty reproducing the private key and address using the mnemonic and HD path provided by Ganache. Mnemonic weird farm vast surge upper truth answer end radar impact mind jeans HD ...
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1answer
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Wallets report 0 balance for address but balanceOf is right

Given this contract using Openzeppelin lib: contract Token is StandardToken, Ownable { string public name = ""; string public symbol = ""; uint8 public decimals = 18; constructor(...
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1answer
129 views

Install Ethereum Wallet and Mist on Ubuntu 18.04

Hi I am new in Blockchain. I try to install Ethereum Wallet and Mist on Ubuntu 18.04 and I got error as below: Selecting previously unselected package ethereumwallet:i386. (Reading database ... ...
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Tutorials for creating ethereum wallet in android?

I saw a similarly named question over here but I sort of felt like it was closed by linking an irrelevant question which just lists existing ethereum wallets. As I understand, I should have the ...
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1answer
63 views

How to combine a MultiSigWallet with the advantages of a HD Wallet?

For a token sale we want to use the MultiSigWallet from ConsenSys where all team members will registered as signer while every transaction needs to be signed by at least 2 team members. Otherwise we ...
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2answers
300 views

Login system for DAPP without metamask

I'm building Dapp on Ethereum. Imagine I have companies to register in my dapp, I will provide them with their own smart contract and public and private key pair, which they will use to just unlock ...
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4answers
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how does myether wallet works (website)

I want to create a website where my users can register and login but not using any kind of database. I want to use public/private key. Let's take https://www.myetherwallet.com/. It says that It doesn'...
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1answer
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how can ethereum addresses are same between different networks (testnet & Main)?

I found, Wallet address are remain interchangeable if i switched between the different networks(Main Network , Ropsen Network & Rinkeby Network) is it assigned to particular machine IP, if not ...
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0answers
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How to import the web light-wallet into metamask?

with the same seeds it looks like it will generate different addresses, is that because i am using the testing node or? If I use the same type of node, I can import the light wallet into metamask ...
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is light-wallet has problem for keys and addresses?

somebody said for light wallet on github, the address generated and private key is wrong? I saw on post, is that true?
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1answer
100 views

Hello…need help for college

My idea for college was to make contract where the total amount from contract is shared equally between 2 partners on testnet I am using Mist and have two wallets (accounts) one is called the MainAcc ...
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1answer
52 views

How is it determined if a passphrase has correctly decrypted the private key for a wallet address?

When I load the JSON file of the wallet into MyEtherWallet, how does it determine if the passphrase is correct or incorrect? After I initially give a passphrase to encrypt my wallet's private key, is ...
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2answers
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I am kind of new to ethereum, but can someone explain me difference between metamask accounts and geth account new

I am kind of new in the world of Ethereum. Can someone help me understand the difference between account created using metamask and the one using geth command? I am building an app, which is ...
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mist or wallet for macos can't connect to private-net

mist or wallet for macos(version 0.11.1) can't connect to private-net. using command: ./Ethereum\ Wallet --rpc http://localhost:8545 but mist or wallet (version 0.9.3) works. why? tks!
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I noticed for light wallet,it is BIP32 and BIP39,how can I import the wallet into metamask

I use github light wallet, it is BIP 32 and BIP 39, how can I import the wallet into metamask or myetherwallet, I tried but not working, also, the default path is m/0'/0'/0' in light wallet
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2answers
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First Time Ethereum Wallet User Setup Questions

I will try to make this a fast post with just a few questions I cannot figure out the answers to: I am trying to accept/send ETH payments and have downloaded, installed, and created a wallet using ...