Linked Questions

2
votes
1answer
1k 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?
0
votes
1answer
2k views

How to decrypt private key form keystore file, without using third party applications? [duplicate]

I would like to write a piece of code that takes input as UTC key store file and password, and returns decrypted Private Key. I am aware of options like "MyEtherWallet" but I would like to do using my ...
0
votes
1answer
270 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 ...
3
votes
0answers
196 views

How to derive the private key from UTC file? [duplicate]

I want to implement a client-side wallet where the transaction is generated and signed on the browser, and sent to the server which is running a geth node. Apparently ethereumjs-tx does what I want ...
1
vote
0answers
102 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 ...
0
votes
0answers
97 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 ...
0
votes
0answers
18 views

How to get my private key from keystore file for creating raw transactions Web3.js [duplicate]

I am trying to get my Ethereum private key, so that I can create raw transactions to broadcast through infura. Currently, I have a keystore file that was created with Geth, but this is not directly ...
27
votes
5answers
9k views

How can I sign a piece of data with the private key of an Ethereum address?

I would like to use the key pair of one of my Ethereum accounts to sign a piece of data. How can this be done?
14
votes
2answers
8k views

Export Parity private key

Good afternoon all. Been searching around for an answer to this question and can't seem to find the exact solution I need. I have an ETH account on my Parity node that I want to move to Ethereum ...
8
votes
3answers
6k views

Convert an eth key to a geth key

I need to convert my eth key to a geth key. eth put the key in %appdata%\roaming\Web3\keys, and I see it as a .json file. If I move that to the %appdata%\roaming\Ethereum\keystore directory, geth ...
14
votes
1answer
5k views

Location of public and private keys of Ethereum account

I want to know the details about key generation and handling in Parity. The questions listed are all related, so I put them all in this one question post. When a new Ethereum account is created on ...
1
vote
2answers
3k views

Ethereum wallet v3 format

Can someone explain what exactly Ethereum wallet file (v3) contains, and how it works. How exactly public-private key pair is encrypted. Why two encryption algorithms are mentioned in the file (aes-...
2
votes
1answer
9k views

How to extract private keys from Ethereum Wallet? [duplicate]

How to extract private key of an account from Ethereum Wallet on Linux? Please specify the exact filesystem locations. I need private keys both for the main network and for the Ropsten test network.
4
votes
1answer
4k views

How can I import geth accounts into eth?

I had two accounts under ~/.ethereum/keystore when I used geth a while ago. I got a new PC, recompiled only the C++ version and I can't see my two accounts in eth. web3.admin.eth.allAccounts() ...
4
votes
1answer
425 views

Wrong address derived from the private key

I try to create and sign a transaction using ethereumjs-tx, as follows: (same code as in here, except the private key) var Transaction = require('ethereumjs-tx') var tx = new Transaction() tx.nonce = ...

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