Questions tagged [keystore]

the storage of your private keys for the ethereum clients

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23 views

I can't import my Geth account, where do I get the 64 hex character while my UTC file shows only the mac I've loaded and it said too short

please give a solution. I can't Import my geth account. It said: C:\Windows\system32>geth account import --datadir value 092426c0333f315bd569f279d***** Fatal: Failed to load the private key: key ...
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76 views

Restore from ethereum keystore file results in an unusable private key

I have a keystore file from an old ellipal wallet with some eth with it. The corresponding password is correct (I can use it to display the private key and keystore in it) and I can also run the ...
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24 views

Lost Password For ETH Keystore File Created In Ubikiri

I created an eth wallet in Ubikiri and cannot find the password. I still have the file on my computer. I've tried using hashcat with the proper 15700 format and nothing seems to be working. If for ...
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24 views

What is the difference between key types and value types in solidity? and how do you differentiate the two?

So I've been learning solidity for the past month through an online course. The bad thing is there are some basic things I just cant get the hang on like in Mapping the difference between keys and ...
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55 views

Is there a design pattern in order to protect private keys in a Multi SigWallet?

I've developed a MultiSig Wallet for my company. For timing reason i've used as "code base" the Ethereum Multi Sig Smart Contract by BitGo (here the link of the repository: https://github....
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88 views

What Ethereum / Geth folders can I safely delete?

I have been in crypto for a few years and over time, changed computer several times, transferring entire C drive content every time. My new computer has a smaller C partition and I'm trying to free ...
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43 views

Fragmented UTC file

I recovered my deleted UTC keystore file from 2018 using Recovery Software. The File is fragmented. It looks like this: Is there any way i can defragmentate the file?
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1answer
237 views

What is the safest way to generate an ethereum wallet for cold storage?

I am currently making a DIY cold storage using a desktop computer. I cannot find any good desktop wallet for ethereum cold storage. Something like electrum for BTC. So, I can only found these 3 ways ...
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38 views

How to check whether the keystore file has been tampered?

The format of the keystore is shown below. In the project, there is a requirement to save the keystore file from the front end to the back end. How can the back end check whether the keystore file has ...
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42 views

Corrupted keystore json file

Corrupted keystore file I accedently deleted my keystore files. Used recovery program and got them back. But the one file with most eth on it seems to be corrupted. The size is the same as the other ...
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562 views

Recovering of Parity 1.7.8 wallet - integrating to Open Ethereum

I last used Parity in 2018 - having a wallet with different coins. As I did a Windows Inplace-Upgrade I saved my C: drive and hoped at that time, that this should be enough to backup my account and ...
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57 views

Please help to detect ETHEREUM JSON key file

Time: 2014 year. I have next key: {"public_key":"02f6197ef15d989898b11c6c0axxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", "data":"...
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1answer
2k views

Recovering private key from keystore file

Recently I came across my old keystore file from the original Ethereum Wallet that I used back in 2017. Unfortunately I cannot find the private key or password for that wallet anymore, big problem of ...
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710 views

Can the v2 keystore json file for Ethereum wallet be converted to v3

If someone has an Ethereum ICO keystore Json file like this pics, is it possible to convert it to the v3?
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1answer
263 views

How to get the private key from the keystore file

The book Mastering Ethereum explains the keystore file in geth as follows: "The private key in the JSON file is not directly encrypted by the password. On the contrary, the password will be ...
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61 views

Deriving a Bitcoin Address from Ethereum Private Key

There have been many answers about how to derive an Ethereum Address from a Bitcoin private key, but a curious problem has led me to ask how one would do the reverse. I'm sure it's possible because ...
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547 views

i have wallet's keystore file and private key. how can i find mnemonic words [duplicate]

I have keystore file and private key of my wallet. i need this wallet's mnemonic words. How can i find mnemonic phrase from this json file and private key? I tried mycrypto and mew but i couldnt find ...
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112 views

Ethereum JSON keystore file leaked - security?

If the JSON keystore file has been leaked but the password has not, can the attacker with the keystore file do anything? Assume the password is 20 or more characters long and not used in any other ...
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116 views

keystore path in geth command does not work

I've lunched Geth server and want to store data and keystores in a non-default directory. I've used this command to run Geth: geth --datadir /etc/dir/ --keystore /etc/dir/keystore/ But when I run ...
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1answer
89 views

How to Locate Private Key/JSON file of Account Created in Geth terminal

Software: Ubuntu on Virtual Box I created test account in geth terminal (rinkeby network), i.e., but I am not finding keystore, or json file in home\rinkeby\keystore Please assist can someone ...
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2answers
84 views

Confusion due to shared keystore of Mist and Ethereum Wallet

I wasn't aware of the fact that Mist and Ethereum Wallet would use the same Geth and keys in the background and as a result made a big mistake to operate them at the same time... So now there's the ...
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1answer
4k views

How get private key or password from my keystore [duplicate]

I had wallet from 2016, but i'm forget password login by keystore. Current i just had keystore, how i can get private key or password keystore? Thank so much
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1answer
57 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
33 views

I did not dowload the keystore when I created my etherwallet account

Last year I created a account in my etherwallet, when it finished, i just saved the address of wallet and password,did not save keystore file also private key. Now I access in my etherwallet, they ...
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59 views

aes-128-ctr is not available

While trying to extract key from keystore file using password, using the library keythereum, I'm getting the error: aes-128-ctr is not available I'm using web3 version ^0.19.1. Ref: https://github....
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30k views

How can I get a mnemonic phrase from a private key?

I have a private key for my wallet and also a keystore for it. I want to use it in MEWConnect. Is there a way to get a mnemonic phrase from a private key?
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141 views

How to create batch of accounts by using geth?

To create on account&keystore using: geth --datadir node1/ account new How to create 100 account&keystore in one time?
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24k views

Lost my Seed Words for MetaMask

I am very shocked. After a crash on my computer, I lost my Seed Words file to access my MetaMask account. However, I found a Keystore file (UTC or json file), but when I import it into MetaMask I can ...
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3answers
22k views

Where does metamask store the wallet seed? (file path)

I have a Windows installation that cannot be booted anymore. I'd like to copy the file containing the Metamask wallet seed to another machine and have that Metamask installation use it. The same ...
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1answer
506 views

How do the other nodes know which particular node has the account used in the transaction?

A brief about my setup. I am using a private Ethereum network with 3 nodes. I have made all the nodes as peers of each other by using: admin.addPeer("enode:1234abcd..") When mining takes place, all ...
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1answer
650 views

How to decrypt Keystore ethereum with my password [duplicate]

I'm used ./geth command line for create address with command ./geth account new and put password. and after that system create keystore file. how to decrypt keystore file with my password for get ...
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1answer
49 views

Can I add my own fields to JSON files in the keystore directory?

I need to add a few fields to JSON v3 wallet file, can I do it ? What is Ethereum's policy on this? For example, to add account name I would do something like this: { "address": "...
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1answer
74 views

Where does parity look when trying to import geth keystore files

I'm in the directory for parity keystore files, namely, ~/.local/share/io.parity.ethereum/keys/ and I've run: parity --import-geth-keys But I get an error saying: Failed to find geth keys ...
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586 views

Geth account list is blank and also ethereum keystore value is blank

I am new to ethereum block-chain. I created a smart contract. I want to deploy it on test network(Rinkeby) with ethereum node(geth).I install geth on system.And connect with Rinkeby test network. ...
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1answer
32 views

How to access an account if node is down

Consider a following scenario for a multi node private blockchain network: If one node is down, how can I access accounts created on that node from another node without having private key of the ...
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1answer
70 views

Revoking public keys

I am starting to play around with Ethereum and smart contracts. I was wondering is there is a way in Eth to revoke or kill of a public key you have given out? If so, will the other party be ...
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1answer
639 views

How to add account in rinkeby test network?

I have a problem on creating a wallet account. I have downloaded mist. I have downloaded ethereum wallet. I have no idea on anything of this. I am new to this. I have choosen Develop->Network->...
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146 views

how to decrypt aes 128 keystore offline with password [duplicate]

i want to create dapp like cold wallet on which i can access my sign transaction with private key but in order to get private key for each time i need offline code or script to decrypt my keystore ...
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0answers
437 views

Extract the private and public key from the UTC file [duplicate]

When I create a new account using Geth, it creates a UTC file corresponding to the account. All I know is that the UTC file consists of an encrypted private key. How can I decrypt this? How can I ...
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235 views

Is it safe to use web3 with electron/angular?

I am building an electron or angular (not sure yet) application integrated with web3. I will be using a parity node and infura as a fallback node to communicate with the blockchain. I will be ...
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1answer
252 views

Could my private key could be reconstructed from just the ciphertext, salt and my password

Lets assume hypothetically that I have these all written down on paper somewhere. In comparison to the keystore, which I consider a JSON file that's too long, can I theoretically disregard all other ...
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1answer
1k views

create offline ethereum wallet in android

How to create an Ethereum wallet (Keystore JSON file) in android using org.web3j:core:3.3.1-android (web3j library). Please guide me to create one.
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2answers
146 views

Is it feasible to perform signing with a private key inside a smart contract?

Is it possible/feasible to have a private key stored inside a smart contract and sign transactions with it or would the calculations be to pricey in gas? For example a smart contract should create ...
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0answers
4k views

Does MetaMask provide access to acount's keystore file?

I am looking for my account's keystore file. I know usually this is only available through geth. MetaMask already provides the private key, but I'm not looking for the the private key, I'm looking ...
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2answers
80 views

Creating account. How to use Keystore file

I'm currently creating an account and I just got my keystore file. I'm curious as to how I use this if my account is lost or I lost my password. Do I have to use any of the text in the file or do I ...
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3answers
7k views

Generate keystore file from raw private key (using geth)?

I have my public & private key (generated with MyEtherWallet), however, I forgot to create a keystore file, which would make my online access to the wallet a bit safer if I'm correct. I got to ...
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2answers
401 views

When I recreate an Account using a Mnemonic, will it also bring back its private key?

I guess my Question is straight-forward, I would like to know if using a Mnemonic to recreate or import an Ethereum (external) Account will actually make or "bring back" the whole KeyPair (public and ...
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99 views

keystore file was not created/downloaded

when creating a myetherwallet, a keystore file was not created/downloaded and there isn't a private key in my wallet. Also, the system will not print a paper wallet
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3answers
497 views

How to manage keystore in private blockchain?

Ethereum Setup : I have created the private blockchain using two nodes (node1, node2). I have mounted a share drive between these two node to store keystore values so that both nodes can have same ...
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1answer
3k views

Can i recover my private key with the keystore file? [duplicate]

I have a wallet on myetherwallet.com. I lost my private key. I am still able to open my wallet using the keystore JSON file. Can i have my private key back? How?