Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [password]

The tag has no usage guidance.

1
vote
1answer
25 views

For Recipient how do I store Sender's account address and Password of Recipient's own account in hashed from?

How to check following things using Solidity: Password matching (hash formed) if password matches then transfer take place
0
votes
0answers
68 views

UPDATE: (I need to run testrpc before running the code) Problem with signing a message with “web3.eth.personal.sign” or “web3.eth.sign”

I use exactly the example of web3js (here) to sign a text. So, I generated a .js file asfollows : Web3 = require("web3") web3 = new Web3(new Web3.providers.HttpProvider("http://localhost:8545")); ...
0
votes
1answer
94 views

How can I change the password of an account through a Solidity function?

I know that the password of an account in geth can be changed using the command geth account update on the geth console. Do I have a similar function in solidity to change the account password which ...
0
votes
1answer
21 views

About Ethereum password

I joined Ethereum 's ICO in 2014. But I forgot my password. I have a keystore file but I do not know my password... So I am thinking of brute force attack on my wallet. Please tell me the password ...
5
votes
3answers
2k views

Blockchain password manager

Is there a blockchain, or a smart contract designed to store user passwords? I am using a proprietary password manager and have hundreds of passwords stored there. I am just a bit worried that the ...
1
vote
2answers
222 views

Authenticate transaction in Web3.js application with password

I have a simple web3.js based app and like to call a method from an contract. For this method an authenticaten is needed. I found some examples in the web using web3.eth.accounts.signTransaction But ...
1
vote
1answer
501 views

How do I unlock the `geth --dev` developer account?

when I use "geth --dev",I find it already exist a account.But I don't know the password.How can I unlock this account.
0
votes
0answers
57 views

How many characters maximum for Metamask password?

How many characters can the metamask password be made out of at max? Thanks in advance
0
votes
1answer
698 views

Does the Metamask password need to be kept very secure?

My Metamask password is not as secure as it could be, as the same password has been used elsewhere. Am I right in thinking that the password is only used locally in the Chrome plugin, and more than ...
0
votes
1answer
82 views

keystore password

how can get keystore password "address":"95ee9edff131ebd460bddf2d2eeb3589564daed8", "crypto":{ "cipher":"aes-128-ctr", "ciphertext":"...
0
votes
0answers
49 views

Password Change Loses Coins

After changing my password, and entering seed phrase from "Lock" menu as directed by MetaMask support, my tokens did not show up. My ETH balance was correct. I tried to re-add the token addresses, ...
1
vote
0answers
133 views

[Incorrect Password]Did Geth possibly modify my UTC keystore?

This summer (2017) I got interested in Ethereum. I started learning about it and decided to make a wallet using Geth. I vaguely remember that the first wallet I created had something wrong with it or ...
0
votes
1answer
197 views

Is it better to store my MyEtherWallet password in a password manager or memorize a less secure one?

I figure I could either use a secure password manager to generate a long, randomly generated password for my keystore file, or could come up with a less secure passphrase that I memorize. Which method ...
0
votes
0answers
362 views

How to recover my JSON password (doing many many tries from wordlist)

I saved my JSON keyfile from myetherwallet. I struggle with the passwd (and I don t have my private key). I think I will find it but I need many tries. I might be able to recover the password if I can ...
1
vote
3answers
1k views

authentication needed: password or unlock

We're using Microsoft Azure, and NodeJS on the server. When we address Microsoft Azure via NodeJS, sometimes we get the 'Password or Unlock' error. But when we use Truffle and address the same setter, ...
0
votes
2answers
2k views

Is it possible, I don't have password for my wallet?

I converted some BTC to my ether mist wallet early this year. I did it before Mist was fully synced. I have a old macbook, so I still can't have it fully sync until now. On Etherscan, I can see my ...
0
votes
2answers
341 views

Why is eth.accounts[0] undefined

I am using the Geth 1.7 console. I tried unlocking the account using personal.unlockAccount(eth.accounts[0], "{top secret password}") but it failed with the following error: first argument must be ...
2
votes
1answer
151 views

Set up a passwordless Ethereum address

I want to generate an Ethereum wallet to use for cold storage. I'll split the key using SSSS, and print the different parts in papers that I'll store in different places. I don't want to use a ...
0
votes
1answer
275 views

Changing Account Password (using Parity)

This is such a silly question but my eyes are tired from searching and not finding the answer. (I see some posts that say it is not possible with Parity but only with Geth and that does not seem ...
3
votes
1answer
5k views

What is the difference between a private key, password, brain wallet, recovery passphrase, and wallet?

What is the difference between a private key, password, brain wallet, recovery passphrase, and wallet, if any? Is there any connection between these?
1
vote
1answer
264 views

Problem with Ethereum Wallet password

Fifty days ago I've donwloaded Ethereum Wallet into my computer without letting the wallet to SYNC and download all BLOCKCHAINS because it took about 4-5 days and it is still not synched, anyways I've ...
2
votes
1answer
176 views

Parity password to confirm request?

Where can I find the parity password to confirm a contract? I want to transfer some ERC20 Tokens and cannot find the password.
1
vote
1answer
210 views

Metamask account related to Geth account?

I've created a Metamask account and now I want to import it to Geth. I don't have a Geth account. I've exported the private key to a .txt file. When I import the file Geth asks me to insert 2 times ...
1
vote
1answer
197 views

How to get owner recovery phrase programmatically during keystore file generation?

I've generated keystore file by means of keythereum function generateAddress(cb) { var params = { keyBytes: 32, ivBytes: 16 }; var dk = keythereum.create(params); keythereum.create(params, ...
2
votes
0answers
717 views

How to figure out password from keystore file?

I'm using this to create a private Ethereum network for some tests. It comes pre-loaded with 10 accounts, each with 20 ether. However, I can't seem to find the password for these accounts. An example ...
1
vote
2answers
1k views

keystore file without password of account can be a problem?

In mist you create an account and you provide password. Now your keystore files have been accessed by unauthorized people but not your password which is in your head and only there. Can your ethers be ...
0
votes
1answer
244 views

My etherwallet.com password is overwritten by safari and only have partial private key

I only have the Keystore File (UTC / JSON) and can proof that the ETH sent to myetherwallet came from my poloniex account. I made a screenshot from the private key when I created the wallet, however ...
3
votes
1answer
284 views

Parity Vault password lost

Is there anyway to contact EthCore to have the password on my Vault reset? I could certainly be wrong here, but I dont think the Vault of part of the decentralized network or encrypted to any large ...
1
vote
1answer
331 views

Advises to recover my wallet

I got a wallet from https://www.myetherwallet.com/ and then I downloaded all the files (keystore, qr.pdf and private key). Then I compressed (zip) these files using a password I can't remember (yes, ...
1
vote
1answer
1k views

How to check do I remember password from ethereum wallet at Mist?

I've installed mist and considered that I don't remember the password from wallet that attached to it. Which operation should I launch to start brutforcing the password?
1
vote
1answer
435 views

When do I need the wallet password?

n00b question here but when do I need my Wallet password? From what I understand you can just copy your Mist-files from one computer to another and without re-entering the password access your wallet. ...
1
vote
1answer
234 views

Parity encryption password help

{ "id":"eca798d8-8e68-a096-a35f-174133f86e43", "version":3, "crypto": { "cipher":"aes-128-ctr", "cipherparams": { "iv":"45092c0a2032250e66a9d0bd2a33acaa" }, "ciphertext":"...
0
votes
0answers
44 views

Lost password, was in usb txt file and daughter ripped it out before save

I was using a txt document on my usb to save my pass. My daughter ripped the usb out before saving it... Now it's gone, the txt document on my usb stick is empty... Have i lost my eth forever?
3
votes
0answers
2k views

How to brute force decrypt wallet password ?

I have forgot my wallet password, but have an idea what it could be. I need to put a script together to try a long list of possible password. What is the command to use for that, if I am to put it ...
1
vote
0answers
145 views

Ether password recovery

I've been trying for weeks to recover password for my ETH from a year ago. No luck. How does this python recover thing work? Is it something you have to download? Or where do you type things? Can ...
1
vote
0answers
47 views

Mist wallet; Forgotten password [duplicate]

Made a mist wallet put ethereum into it and stupidly forgot my password. Have I lost my eth, or if I still have control of the private keys for the eth can I recover it elsewhere. Thanks in advance.
0
votes
2answers
759 views

Changing password of an account through web3

Can we change the password of an existing account through web3.js ?
2
votes
2answers
208 views

Is there a way to access my wallet's private key? Recovering passcodes?

Not sure if this is appropriate here, but I'm trying to recover a lost wallet by brute-forcing the passcode. From a previous answer to the same question, it seems like the developers decided against ...
1
vote
1answer
92 views

Can I find out ethereum address?

I bought ethereum from the presale. I have a presale wallet and I do not know the password. Is there a way I can find out the address?
2
votes
0answers
122 views

What is the wallet password if you press skip when installing

In the "Protect your account" installer screen there is a "SKIP" link. What is the wallet's password when setting a password is skipped? (picture from this guide: https://medium.com/@attores/step-by-...
3
votes
0answers
296 views

Wallet password with special unicode character

I created a new wallet address with a password containing a unicode special character like � (REPLACEMENT CHARACTER). See http://www.fileformat.info/info/unicode/char/fffd/index.htm The wallet could ...
2
votes
2answers
2k views

How to recover account and keystore file?

I am using go-ethereum and web3. Is there any way to recover an account if the keystore file is lost? Is there any way to recover an account in case of forgotten passphrase?
5
votes
1answer
448 views

is it possible I imported my wallet “Keystore” file and somehow the password files not included?

I tried running My Ethereum Wallet on my windows P.C, created a wallet and had some ETH sent to it. Then for some reason I waited and waited but the software just would not sync. So, I stored the ...
1
vote
0answers
327 views

How can we login/unlock ethereum account using keystore file as “UTC--<created_at UTC ISO8601>-<address hex>”

What I have successfully unlock account with password using web3 api(personal.unlockAccount). What I Want If user did not remember their account password, in case of that I want to unlock account ...
5
votes
2answers
325 views

How can I recover ethereum account

I have created geth account. I know the password and trying to access my wallet through below command: geth account update *ethereum_address* I entered correct password but still I am getting below ...
5
votes
2answers
2k views

Mist wallet password test

Is there a way to test (if you still know) your Mist wallet password without making a transaction?
5
votes
1answer
427 views

What is the bkp component in a presale JSON file?

Is the "bkp" component of a presale json file a SHA3 hash of the wallet password?
1
vote
0answers
1k views

Possible to use Hashcat to crack Ethereum password?

I have a Ethereum presale wallet and the password i recorded for it doesn't work. I now have a list of over 200 possible passwords for it. Is it simply a matter of trying to use SHA3 in Hashcat with ...
5
votes
1answer
604 views

Is it possible to regenerate the private key file?

I have created an account in testnet which I know the address and the password of, but I did not backup the private key file. Can I somehow create the key file again using the password? Or is my ...
4
votes
1answer
264 views

Can you safely change your Ethereum password without creating a new Account?

Apparently Ethereum provides the ability to change the password associated with one of your Accounts. What exactly happens when you do this? Do your private keys change, too? Afterward, are you ...