7
votes
Accepted
During ECDSA signing, how do I generate the Recovery ID?
I never found any proper documentation about the Recovery ID but I did talk with somebody on Reddit and they gave me my answer:
id = y1 & 1; // Where (x1,y1) = k x G;
if (s > curve.n / 2) id = ...
- 433
4
votes
Accepted
How to prove someone has stolen my ether?
Blockchain is meant to be a trustless system. By that I mean that you don't NEED to trust anyone to run your business on blockchain.
You introduced trust when you asked your co-worker to create an ...
- 6,813
4
votes
Recovering ETH after sending to wrong address
If the contract did not initially include the possibility of sending Ether from it to some address, then the funds that came to it cannot be withdrawn (in public Ethereum). The only thing you can do ...
- 1,195
3
votes
How to recover EtherLi Multi-Sig Wallet without SMS?
You can use your recovery sheet which contains 2 of the 3 required private keys.
Place both private keys into a text file on your computer, open Geth or Parity and import it (or put it directly into ...
- 33k
3
votes
How to prove someone has stolen my ether?
I produce a tool called ethslurp (http://ethslurp.com) which allows you to download transactions into and out of any given account as Excel spreadsheets. If you have the account addresses, this may ...
- 10k
3
votes
How can I restore a mnemonic seed with one missing word?
I'm assuming you know which wallet you were using before and that you have previously received ether or tokens using the wallet -- or at least have posted a receiving address somewhere (if you're not ...
- 6,680
3
votes
How to recover all additional accounts belonging to a MetaMask seed phrase?
This official Metamask page explains that you need to press "create account" as if you were creating a new account 2, and the resulting account will actually be your existing account 2. ...
- 31
3
votes
smart contract recovery
GM.
Ethereum transactions are irreversible once they are confirmed and included in a block. Metamask's nonce option would only help in ensuring that subsequent transactions are properly sequenced but ...
- 291
2
votes
How can I recover ethereum account
You cannot use the account now.
The private key is your account and your password is used to decrypt it.
No private key = no account
An address & password without a private key to use ...
- 1,313
2
votes
trying to recover funds from an older ethereum wallet
There are some issues with latest version of Mist like Accounts are not showing up in Mist. Don't worry your ethers are safe. I suggest you to first check your balance on etherscan.io.
The reason ...
- 8,076
2
votes
Accepted
Trying to get DAO tokens back to ETH, nothing works
The answer was to wait and try again.
It usually is.
- 151
2
votes
Bought Ether from ethereum presale (genesis) Forgot password
No.
From the Ethereum presale message:
You are about to make an ether purchase. Please keep the attached wallet file safe. It will serve as a cryptographic receipt of your purchase, along with your ...
- 2,966
2
votes
Presale wallet gives zero funds
This doesn't appear to be your correct address. I checked on etherscan and it shows no transactions in this address at all. A valid presale address should show the initial balance plus any subsequent ...
- 1,936
2
votes
I sent my Humaniq & Taas coin (from my ico purchase) to my Parity Wallet.
Have you set a watch on the token contract within Parity? Due to the way tokens work on the Ethereum network, they don't show up in your wallet by default, you have to add them as a currency to watch.
...
2
votes
I sent my Humaniq & Taas coin (from my ico purchase) to my Parity Wallet.
although I am not totally familiar with TaaS, humaniq and parity, all you need to do is to be able to sign transactions with the account that now owns the tokens.
There must be a way of exporting ...
- 3,408
2
votes
Accepted
How to recover my ether.li wallet with any other wallet software?
I figured out how! Anyway! Come on, I'll try to help ...
1- You need to have all the account recovery information when you created your ether.li account - In this post you can see what they are: How ...
2
votes
Where are my ethers: Etherli wallet withdrawal by using Parity
All the listed transactions have been confirmed [1] with the exception of (6) which ran out of gas.
It appears like you sent two additional transactions prior to the ones listed:
...
- 31
2
votes
Transaction cancelled due to out of gas. How do i recover my ETH?
Whenever any exception occurs in ethereum, the transaction rolls back automatically and any ether sent is returned to the msg.sender . Etherscan shows that the ether send her been rolled back. Please ...
- 436
2
votes
Recover ETH with TXhash
Ethereum transactions are permanent. If the transaction failed, then the ether never left your account. If the transaction succeeded, then the ether now belongs to the contract you sent it to.
If the ...
- 28.1k
2
votes
Find a lost private key in text files on Mac
It seems like web3 should be able to get the job done for you via accounts.privateKeyToAccount(privateKey). It accepts a private key string then returns an object which includes the associated ...
- 590
2
votes
Accepted
29 Word Seed Phrase Recovery
If it is a legit seed phrase you can import it into most of the wallets. The seed phrase standard is called BIP-32. However the amount of seed words - 29 - strikes me odd. Usually you have 12 or 24 ...
- 23k
2
votes
29 Word Seed Phrase Recovery
Do you remember if you ever used Sia? That's the only wallet I've used in the past with a 29 word recovery phrase.
- 121
2
votes
How to recover ERC777 tokens from a ERC20 account
Welcome! Some good news - based on what you've described, it does not sound like the tokens are lost. We'll try to give a quick explanation, and then go into a bit more detail.
Short Answer
If you can ...
- 1,468
2
votes
Recovering a seed phrase will only discover sub-wallets that have a transaction history?
Correct, such wallets (or rather "accounts", as called in the standard) will NOT be discovered. Which is fine, because why would you need to see an account without any transactions, it's of ...
- 121
2
votes
I am in search of a funds recovery service
What happened is likely you have approved the sender to transfer your USDT away. If that is the case, then there is no way the funds can be recovered.
2
votes
Can two Ledgers generate the same seed phrase?
Ledger phrases are generated following BIP39 standard
Its basically a library of 2048 unique words sorted in alfabetic order.
Therefore generating phrase by pickin 24 words at random gives you 2048^24 ...
- 2,410
2
votes
Does a hardware wallet always generate the same seed phrase?
From official documentation: https://www.thecryptomerchant.com/blogs/resources/hardware-wallet-recovery-seeds-explained
Your hardware wallet can generate an unlimited number of recovery
seeds. Every ...
- 2,410
2
votes
Is it possible to brute force the missing part of my Ethereum private key?
18 hex characters is 72 bits, which gives 4722366482869645213696 possible combinations.
A powerful bitcoin miner that you could buy is capable of calculating a hashrate of 100 TH/s or 1000000000000 ...
- 765
2
votes
How to recover funds from ETH address generated using Bitcoin xpub?
No, The algo use for Bitcoin is not the same as Ethereum so your key would not generate the same result.
Bitcoin uses the SHA-256 and secp256k1 algorithms, while Ethereum uses Keccak-256 and the ...
- 1,615
1
vote
recover ETH transferred to ETC wallet
The private key should be possible be retrieve, However depending on their wallet implementation it could be easy or really hard to do so, for any address (not considering ETH, ETC forks).
Some ...
- 895
Only top scored, non community-wiki answers of a minimum length are eligible