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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17 views

How to allow mobile wallets to sign and access to my dapp

I'm building a dapp application on Ethereum using React & Web3js. As usual the dapp will get the injected provider from Window.web3 (MetaMask), perhaps. The problem that I'm facing now is how can ...
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22 views

MetaMask listed as “web wallet” on official Ethereum website

MetaMask is listed only in the "web wallets" section of the official Ethereum wallet guide. Obviously, MetaMask is written in Javascript and runs in a web browser. But this is also true of the ...
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How to setup clef signer with clef --stdio-ui

I have geth running on rinkeby network and successfully used clef as a signer using command. clef --keystore ~/.ethereum/rinkeby/keystore --chainid 4 --stdio-ui Also started geth with clef as ...
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What Android App has block explorer functionality for Ethereum testnet?

I need to interact with my web app that has blockchain functionality and it creates wallets on paper (pls dont ask why). It's using ropsten testnet. Is there an Android app that I can easily scan the ...
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Is there a non-Electron based 100% open source wallet for Linux

I have tried nearly all desktop wallets, they are either based on Electron which does not run great on a Raspberry Pi with X11 Forwarding or don't seem to be open source, some have at least some ...
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30 views

Is Ethereum suitable as a store of value?

Say you bought some ether when ethereum was at 1.0. Most of the time Ethereum requires you to update (via a hard fork) to the latest software. This means you'd need to update your wallet every time ...
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15 views

How can we create ethereum web wallets?

I am looking to create web wallets compatible with ethereum token standards, similar to this: https://wallet.callisto.network/ Can someone guide me to tutorials or guides as how to create this on my ...
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61 views

Alternatives to Metamask

What are existing alternatives to metamask with that works online inside existing browsers, that don't require installing a browser extension? What are some of the tradeoffs between them?
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Ethereum wallets that support “Custom RPC URL” like Metamask

I'm running a private blockchain and I've been using Metamask connected to my custom RPC URL with no issues.. I'm curious if there's any other Ethereum wallet that let's you add and connect to a ...
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77 views

Embedded Ethereum Wallet

Is there any embedded wallet library available for Ethereum I can use for the IoT devices (Raspberry Pi, Arduino etc)? I want something similar to MetaMask but, instead of holding the wallet addresses,...
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Ethereum wallet does not work with version over geth 1.8.23

Ethereum wallet does not work with version over geth 1.8.23 I have geth 1.9.1 installed, I am fully synchronized, but ethereum wallet requires you to download 1.8.23 and does not want to work with ...
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15 views

Get a list of tokens inside an ethereum wallet address

is there a way(mostly a api) to get all the tokens currently being held by a wallet address?(Their contract addresses)
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128 views

Using AWS CloudHSM to sign transactions

Does somebody knows how to properly use AWS CloudHSM to sign ethereum transactions (Keccak256)?
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How I can use blockchain in my current Mobile wallet application?

I want to apply the blockchain concept for my Fiat currency wallet. I have android app and use the nodejs in backend(API). I want to apply the blockchain in payment module to secure the payments. ...
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1answer
16 views

Find keyfile of an account

I have several accounts in my Geth wallet. I need to locate the keystore file of a given account but there doesn't seem to be any connection between the keystore file names and the accounts. How do I ...
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1answer
30 views

How risky is it to ask a dev to deploy smartcontract for you?

I’m currently in the process of hiring a dev to develop my token and my smartcontract and deploy it. Will he need my ETH private key to do it ? Can he change the destination of the funds once the ...
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37 views

Get ETH and Token Balances of Wallet address

How do I get a simple and fast balance of ETH and all Token owned/stored within a wallet address? I have seen similar question and the closer answer was in this demo: http://wbobeirne.com/eth-...
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Are there any examples of ETH addresses that periodically send or receive funds at regular intervals?

I'm looking for any known ETH addresses that send or receive money at regular intervals. For example, once per day, an amount from a hot wallet might be sent to a cold wallet. Are there any widely ...
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1answer
51 views

Ethereum fast sync and wallet balance?

I'm planning to run a Ethereum server for getting wallet balances at a specific time, which type of node should i run, fast sync will work ? or should i go for archive node ?
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Is there an ethereum android wallet where I don't have to manually add in tokens I have and just auto detects it?

Using coinomi or even metamask on chrome is quite annoying as I need to manually add in tokens I have in my account and it doesn't auto show up. Is there an android or desktop ethereum wallet that ...
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1answer
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Is possible for a contract to manage and hold different address and its balance for different erc20 tokens?

Imagine an exchange contract to store and handle different accounts for different buyers and sellers, it is possible for a contract to manage and hold different address and its balance for different ...
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Wallet Library Contract code for sending Ether

I got the following code at: Securify: Practical Security Analysis of Smart Contracts contract Wallet { // fixed address of the wallet library address constant walletLibrary = ...; // ...
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1answer
41 views

How to export mnemonics for a specific account in MetaMask

How can I get the mnemonics from a specific account in Metamask? I found the reveal seed words in the settings-dialog, but this seems to be something global. Instead of this I want to export the 12 ...
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1answer
19 views

Importing Ethereum Account Private Key and Using on Different Servers

Let's suppose i have a wallet on one remote server, R-1. Is it possible to get the private key of that wallet/account and use it on different remote server R-2? I know, i can copy/paste files under ...
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78 views

How to recover/find metamask wallet file

So I had foolishly kept my metamask passphrase only on StickyNotes. This meant when my computer crashed, I had to reinstall all my programs, but all my files remained. For some reason my stickynotes ...
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65 views

How to use bip39 module in angular?

I am trying to create an ethereum wallet app using Ionic. I have tried to import bip39 node module directly in the angular project but it gives me error. Please help import { Injectable } from '@...
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35 views

Ethereum address not find

Any one tell me how to know about which website generates this ETH address: 0x6fdd1c34b75b8638d3806adecbcbbc61ed4ed3b3
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1answer
32 views

How do i create account remotely?

I have two servers, one for eth-node, one for web api and user db. I want to send request to create account from web server to eth server, but i see it can be created by running command like geth ...
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45 views

Asymmetric encryption with master Key

Is there any way i can derive private and public keypairs from a Master Key? The Master Key should be able to decrypt every encryption made with the generated Keypairs. to explain a bit further i ...
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1answer
54 views

Create custom mobile wallet for my two ERC20 Tokens

I have two ERC20 tokens that I created on Ethereum. I would like to know if it is possible for me to create a mobile application that will allow my users to check their balance (for tokens) and ...
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1answer
16 views

How does a wallet integrate dex protocols?

How can a standard wallet with no exchange feature integrate dex protocols that allow users to swap ETH and ERC20 tokens within the app? I know there are some dex protocols out there but which ...
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1answer
108 views

Generate Ethereum address with private key

How can I generate ethereum account address and private key that works on ethereum main network using web3 in nodejs?
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62 views

How to integrate Dapper Wallet smart contracts with web app?

Dapper Labs who are the creators of Cryptokitties recently released their own wallet which is run by smartcontracts. They have open sourced the code: https://github.com/dapperlabs/dapper-contracts I ...
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27 views

How to differentiate a smart contract from a common wallet?

Having an Ethereum address, I need to check whether it is a wallet or a token (ERC-20 contract). How to check? (I need to implement it with Web3js.) Ideally, it should also reject contracts which ...
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How to access my wallet with a mnemonic phrase in mycrypto.com desktop app?

So here is the case: I downloaded mycrypto.com desktop app and created a mnemonic phrase there. After typing in the phrase it allows to choose a wallet from many different wallet numbers (addresses ...
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159 views

Ropsten Test Network

I have created a test token and deployed it on the ropsten test network. I have the full balance in my ether wallet. My question is how can I transfer this token to other wallets? How can I configure ...
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36 views

Load accounts to truffle

I'm using truffle v5.0.14 to handle my contracts. All was well while developing with ganache, but when I wanted to deploy to the real network (a private one) I have problems with the account. The ...
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1answer
56 views

Mobile wallets for test eth?

Can anyone suggest mobile wallets (both IOS and Andriod) that supports testnet Eth? Jaxx used to (or at least the IOS version used to), but doesn't look as though it does now.
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28 views

Could we know if an address contains a specific token via Etherscan API?

I tried this, http://api.etherscan.io/api?module=account&action=txlistinternal&address=0x2c1ba59d6f58433fb1eaee7d20b26ed83bda51a3&startblock=0&endblock=2702578&sort=asc&apikey=...
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1answer
30 views

How to choose contract address and wallet address

When you start an ICO, to receive a fund from people for your ICO, how do you choose the contract address and your wallet address to receive ETH collected for your ICO? Thank you. And excuse me for my ...
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Account & Block Polling not happening properly for the DApp in Trust Wallet Browser

my DApp works fine in desktop/laptop using metamask which polls the accounts and blocks (1500ms and 3000ms respectively), as set in the drizzle options. But the same DApp when I open in trust wallet ...
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Why a buffer is required in the process of creating keys from the seed

This hdkey library is creating a Buffer in the process of creating keys as an example. var HDKey = require('hdkey') var seed = '...
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644 views

Can someone explain the meaning of derivation path in wallet in plain English (such as m/44'/60'/0'/0)?

Like m / purpose' / coin_type' / account' / change / address_index which gives say a value of m/44'/60'/0'/0 What is the meaning of "m", purpose, coin type, etc.
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1answer
30 views

Contract gives erc20 tokens based on an event, to an empty wallet

I have a new wallet address and no ETH. I want to be able to request an amount of 10 erc-20 tokens. Because I do not have any eth on this wallet, I want to be able to get the tokens onto my wallet ...
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42 views

Is it possible to transfer tokens from one Multisig Wallet address to another Multisig Wallet?

First, the multisign wallet has a number of tokens which I want to transfer to another Multisig wallet. Is it possible? If yes then how?
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720 views

ETH wallet error

I want to download the ETH wallet and make light synchronization on my PC. I downloaded ethereum wallet, but after launch, the Checksum mismatch in downloaded node crashes! MD5: 308 ... Please install ...
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2answers
52 views

Create multiple tokens and manage multiple wallets from the platform

I'm new to blockchain and Ethereum, I currently started researching about to work on a new project. I wanted to ask for advice on what should I use or what it will fits better for my use case: In my ...
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1answer
36 views

Why Ether balance is 0 after 5 airdrops?

I created an ether wallet to join some airdrops and 5 of this airdrops sent me tokens but in my ether wallet the balance is 0 (zero). I don't understand why. I was searching tutorials but I could not ...
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My MetaMask is not loading token data, what is a mobile app that can import the MetaMask Private Key?

It's not loading any of my tokens for some reason for Metamask. I can extract the private key from this address. But what is a mobile app that can import a ETH private key? And is there one for ...
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55 views

How should one approach the signing of ERC20 token transactions with an offline device?

I use an offline PC as a cold wallet. It works in combination with 2 USB drives: the 1st has Tails OS; the 2nd has my key files, a copy of MyCrypto desktop, and my encrypted account info. I can sign ...