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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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60
votes
7answers
160k views

What is the recommended way to safely store Ether?

There are several options for storing Ether : Accounts Mist/Geth accounts. Paper wallets. Icebox Air gapped offline signing of transactions Wallet Mist Multi-signature. In short there are a lot ...
49
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2answers
46k views

How do I backup my ether accounts?

I want to backup my accounts onto a USB or other external device for safe-keeping. How can I do that?
49
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3answers
21k views

How to reduce the chances of your Ethereum wallet getting hacked?

Summary The hack that occurred on May 12 2016 to steal 7,218 ethers from Patrick only affects miners where: Incoming RPC connections from the Internet on TCP port 8545 are forwarded to the machine ...
45
votes
3answers
69k views

How to backup mist wallets?

I know I can backup the keystore files from my running ethereum client which holds my accounts. But how can I backup wallets created with mist? Is it enough to write down the public address where the ...
38
votes
2answers
29k views

Is Ethereum wallet address case sensitive?

I sent some amount of ETH to a wallet. I checked the wallets balance on ether chain. I entered the address in the search field and noticed both lowercase and uppercase versions of the address seemed ...
35
votes
1answer
14k views

What's the difference between Accounts and Wallets in Mist?

In Mist, there are some addresses listed as accounts, and some listed as wallets. What's the difference? Which should I use? And why do I need Ether to create a Wallet?
25
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2answers
9k views

How do you delete/remove/hide contracts from Ethereum Wallet (aka mist)?

I have tons of experimental contracts I created as part of doing tutorials which I no longer need. I know I can kill the contract (from https://www.ethereum.org/greeter tutorial) but that still leaves ...
20
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5answers
10k views

How do I import my presale wallet?

I purchased ether during the presale. Is there an easy way to import those ether and start using them?
20
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6answers
15k views

Is there any hardware wallet available for Ethereum?

What are the various available hardware wallets for Ethereum?
16
votes
5answers
48k views

How can I recover or reset a lost wallet password?

Let's say that a user has lost or forgotten their password. Is there a way to reset the password or recover it?
16
votes
1answer
4k views

What is the exploit behind Parity's multisig wallet from 2017-07-19

Right now (2017-07-19, 10pm CEST), there is an alert from Parity that there is an ongoing exploit on their multisig wallet. What is the cause and mechanism of this exploit?
16
votes
4answers
32k views

My C: drive in my WINDOWS PC is almost full. How can I change both geth and Mist path to relocate my blockchain files?

I read here somewhere that I have to execute geth --datadir "NEW PATH". But this solution: 1) Doesn't work in a permanent way for me (it will actually point geth in that direction but if I after ...
15
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2answers
9k views

If someone found a private key to 0x0, would they be able to access all the tokens (over one billion dollars worth) stored there?

The 0x0 address in Ethereum has a lot of token stored in it that have been burnt in the past. However, it appears they burning is the same as sending to 0x0. In that case, could all of those burnt ...
14
votes
1answer
16k views

How to enable and mine Testnet (Morden)?

I have installed Ethereum Wallet on Ubuntu 14.04. After the installation was completed, I realized that my Testnet (Morden) mode was disabled. Looking in the Develop -> Network menu, the Main network ...
14
votes
2answers
3k views

How can ERC20 token implementations be verified?

The ERC20 Token Standard is great, in that it allows wallets, exchanges, and client implementations to allow users to interface with a variety of tokens in a common way. But how can one of these ...
13
votes
4answers
10k views

Are there any android wallets for Ethereum? [closed]

What Ethereum wallets are available for Android? Or which ones are still being developed?
13
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6answers
12k views

How to create a temporary account for testnet with funds?

I'm a newbie in using the ethereum wallet. After I completely installed and downloaded data for the testnet I create a new account but my new account has nothing (0.00 Eth). It lead to I can't do ...
13
votes
2answers
17k views

What is the difference between an exchange like Coinbase and a wallet like Jaxx, MEW, MetaMask?

What is the difference between storing ether with an exchange (e.g. Coinbase, Kraken, Gemini, Poloniex, Bittrex) and a wallet like Jaxx, MEW, MetaMask?
12
votes
3answers
8k views

Is there a way to set up an Ethereum wallet without downloading the whole blockchain?

(noobie question) I've tried using Mist and/or Ethereum-Wallet, but the tried to node downloaded > 30GB of blockchain data. Thanks!
11
votes
2answers
654 views

I bought ether in the presale. Is there a time limit to claim that ether?

There is no mention in the documentation about whether I have to claim ether before a particular date. Is there a time-limit on claiming ether? I've also heard that the mining algorithm will change at ...
11
votes
2answers
5k views

Are there other Vanity Address generators available?

Are there any Ethereum vanity address generators available other than: Vanityreum (python) Vanieth (go) Which is the fastest? Can they be optimized further? What is the use-case of vanity ...
11
votes
4answers
75k views

How do I transfer funds from an exchange to a wallet I control?

This Q&A was spawned by the fact there's no one good place with this information. All answers will be wikis. A few of us are going to be collaborating on this effort. Please keep one answer per ...
11
votes
2answers
1k views

Secure paper wallet creation for ETH using JS

I am about to start the process of transferring my ETH to paper wallets for safe keeping. Currently the funds are stored on an online exchange. History shows that this is a very bad idea. It is not ...
9
votes
3answers
4k views

Is it possible to run the Ethereum Wallet with a remote Blockchain?

To run the Ethereum Wallet on a small computer like a Phone or a Netbook it would useful to have a light client, possibly that connects to a hosted full Ethereum node. Is this currently possible?
9
votes
5answers
17k views

Is there API to create Ether wallet?

I know how to create wallet manually, however I would not like to take my clients out of website (I doubt anyone would) and would rather do their wallet creation behind the scenes when they register ...
9
votes
1answer
4k views

Ethereum wallet keeps redownloading entire blockchain

I'm having serious problems with my wallet. I was running fine up until a couple of weeks ago, then when opening the wallet I was asked to update. I did, and ever since I've had nothing but trouble. ...
9
votes
2answers
861 views

How to handle ether deposits like exchanges do?

One of the core philosophies of Ethereum is decentralization. However, there are still many valid use cases to provide centralized wallet services, exchanges being one of the most well known examples. ...
9
votes
1answer
2k views

Can't send ETH out from Wallet Contract

OS Win7. Node: Parity 1.3.3 Client: Ethereum wallet & Mist (on 2 different PC's) Contract owner account is fully funded with >5 ETH (well enough to cover tx fees/ gas) *wallet contract contains >...
8
votes
2answers
2k views

Lost Ethers in Google ad phishing scam

I am currently looking at my ethereum wallet and it shows that a transaction happened overnight and wiped my whole balance. I was trying to transfer some funds from my cold wallet. I went on www dot ...
8
votes
2answers
4k views

Is any way to withdraw ether from a smart contract to owner wallet, if no such method in it?

I've created contract with function to withdraw ether from it to owner wallet: contract test { address owner; function test() { owner = msg.sender; } function sendEtherToOwner() { ...
8
votes
4answers
4k views

Get raw transaction from hash

I wonder if there is an equivalent to bitcoind's getrawtransaction, i.e., a command to dump a raw transaction in hex format, given its hash id. I am working preferably in geth.
8
votes
1answer
2k views

Documentation On Multisig Wallet in Mist?

Is there documentation related to the built-in multisig wallet contract in the Mist Wallet? I see there are many additional functions in this contract like changing / adding / removing owners etc. ...
8
votes
1answer
27k views

What is the size of the blockchain in 2017? [duplicate]

I have been running the geth with the --fast option to get the blockchain. So far my computer has been running for nearly two days only this program. The current size of my chaindata folder is 30 GB, ...
8
votes
1answer
238 views

Is ethereumwallet.com generating the keys client-side?

Is ethereumwallet.com generating the all the keys, accounts and transactions client-side? Is it legit and safe to use? Is it possible to confirm the javascript has no backdoors? Can it be trusted?
8
votes
1answer
626 views

How can I import accounts created by quorumwallet into Ethereum Wallet Mist?

I created an Ethereum address using quorumwallet.com. How can I manually import it to Mist Wallet so I can transact using Mist?
8
votes
1answer
1k views

How can I generate a V3 of the Ethereum wallet file format in js, from strings: 'Passphrase' and 'Email or username' required by Quorumwallet?

Quorum Wallet prompts for a Passphrase and a Email or username to generate the account. On the FAQs there is a description of the algorithm to generate the account: What is the algorithm used to ...
7
votes
3answers
5k views

Mist Wallet vs Account - How do I send ether from Wallet to exchange?

I am on a mac using Mist. I have 1 ether in my account and a few more in my wallet. How do I send ether from my wallet to an exchange? I see that I can deposit bitcoin but I can't withdraw ether... Do ...
7
votes
2answers
12k views

Ethereum Wallet vs. Mist (vs. Testnet vs. Mainnet)

I'm having a bit of trouble completely understanding the inner workings of ETH and the Ethereum wallet UI vs Mist (when having used testnet), and I need to ask some rather stupid questions to ...
7
votes
1answer
567 views

Is it possible to tell whether an address is mist, mew or parity?

How can I tell if an address is from Mist, MyEthereumWallet or Parity? Is there anyway to know? Are they encoded differently?
7
votes
2answers
4k views

Offline Wallet Generation

I created an Ethereum paper wallet using the files from myetherwallet.com on an airgapped computer. But I don't understand how the wallet can be generated and integrated into the blockchain to be able ...
7
votes
2answers
1k views

How can I force a redownload of the entire blockchain on the mist wallet?

I'm having an invalid date issue on mist. (https://github.com/ethereum/mist/issues/525) I'd like to just try to redownload the blockchain again. How can I do that ?
7
votes
1answer
877 views

“Standard” Mist/Ethereum Multisig Wallet Safe?

I made a multisig wallet using Mist or EthereumWallet (don't remember exactly) in July 2016 and put some ETH inside. Now, given the Parity hack a few days ago, I am wondering if my multisig wallet is ...
7
votes
3answers
13k views

How to determine Gas Price and Gas Used?

I have got 2 questions actually: How to determine the gas price? Metamask fills this in for me, but it is always too low when I click on submit. Basically all values on ETH Gas Station seem too low? ...
7
votes
2answers
1k views

Is the Mist Wallet stable?

I want to install the Mist Wallet and store my Ethereum in it. However, I wanted to know how stable the Mist Wallet is. Is it safe and reliable to use? The reason I ask this is because there are ...
7
votes
1answer
190 views

How to get started after participating in the presale?

I participated in the Ethereum presale and have my wallet stored safely in my password manager. Then I stepped away from all things ethereum for a couple years. Now I'm ready to get back into it. I ...
7
votes
1answer
5k views

JavaScript Code Required to Generate an Ethereum Address?

I am aware of several tools and websites that generate addresses for you, but I'm looking for an actual JavaScript code snippet to demonstrate the steps plainly.
7
votes
1answer
1k views

I created a wallet contract, sent ether to it and now cannot send to another account

While experimenting. I creating a wallet contract. Here is the address: https://etherscan.io/address/0xC23501aB1E8E5C5EDB0fFA83C5A4DcFb9c31a355 I sent some ether to it. Now I want to send the ether ...
7
votes
3answers
2k views

Ethereum Testnet mobile app wallet

Is there any Mobile Wallet like Jaxx, but with testnet(like, kovan, ropsten)? Please do suggest me, I am workin on the cryto coin transfer application.
7
votes
1answer
1k views

Adding Wallet using web3.eth.accounts.wallet.add

On web3 0.20.1, I am using Infura to deploy a contract to Rinkeby. This probably requires me to add a wallet to web3.accounts to provide the gas needed. When I ran the following nodejs code, Web3 = ...
7
votes
0answers
226 views

Does Ethereum have a list of developer “approved” unofficial wallets with their pros and cons? [duplicate]

Bitcoin offers a list of wallets here which is helpful for beginners in deciding what will work best for them (cold storage, web wallet, full node, SPV wallet, etc) https://bitcoin.org/en/choose-your-...