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Questions tagged [recover-private-key]

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16 votes
4 answers

Cannot access my bitcoins because my wallet is still synchronising. What can I do to spend them immediately?

I have purchased bitcoins and have downloaded Bitcoin-QT, but my wallet is taking forever to synchronize to the network. I can't access my wallet because it is still in the sync process. I have the ...
Alex Jackson's user avatar
1 vote
1 answer

Can I recover my own wallet from the public key? [duplicate]

I made a wallet years back. It has a good amount of Bitcoin then I wiped and sold my laptop. Now somehow I found my wallet address public key. Is it possible to get the private key somehow?
Danish Ali's user avatar
20 votes
3 answers

Recovering private key when someone uses the same k twice in ECDSA signatures

In this blog: the author showed a case that using same k twice will leak private ...
jiedo's user avatar
  • 325
1 vote
1 answer

How to unlock private key of bitcoin

I need help on how to get the private key....i have that much on my account and i want to cash out very soon
George 's user avatar
7 votes
4 answers

19 out of 24 words of BIP39 passphrase (brute-force last 5?)

I have managed to lose 5 words of my 24 word Ledger Nano S recovery phrase. I have words 1-19 but I am missing words 20-24. I have significant holdings on the wallet so would very much like to recover ...
JGoodwin10's user avatar
3 votes
2 answers

How can I recover the missing end of my private key?

I found this paper among my old stuff. What can you do with it? Is there any way to fill in the missing part?
gabalex's user avatar
  • 21
6 votes
1 answer

Can we derive parent’s private key using child’s private key?

In the book named Mastering Bitcoin by Andreas, the author described the usage of derived child keys. One thing I noted was that he said(page 108), The derivation function is a one-way function, ...
Gnanesh's user avatar
  • 163
4 votes
1 answer

How to derive the private key associated with a Coinbase multi-sig vault address

When I created a multi-sig vault on Coinbase, I obtained: A master public key in BIP32 extended format, of depth 0, parent fingerprint 00000000 and child index 0. A private key in WIF format ("user ...
Erwin Mayer's user avatar
2 votes
4 answers

Why were private keys made unrecoverable?

Why were lost bitcoin private keys made unrecoverable? Is there a way to do this and if not shouldn't a way be created since people will lose their money.
Errol's user avatar
  • 127
1 vote
0 answers

How to generate a very secure wallet with Electrum?

For a poor-mans glacier protocol, looking for: One private key – an alphanumeric string used to secure the funds The cold storage address – an alphanumeric string designating the virtual “location” of ...
Nicholas Saunders's user avatar
1 vote
0 answers

18 word mnemonic seed that contains words outside of BIP39 wordlist, struggling to recover BTC

I recently recovered a document containing information relating to some BTC I purchased in 2015. I only have: a passphrase/password, an 18 word mnemonic phrase(the majority of which are not in the ...
Sierra's user avatar
  • 11
0 votes
1 answer

Private keys importing in format got by dumpprivkey

I backed up my private keys this way: Opened my peerunity wallet (bitcoin-qt fork), opened Debug window, issued dumpprivkey and I got my private key. Then, I wrote it on a piece of paper (!). Now, I ...
tensojka's user avatar
  • 125