Questions tagged [recover-private-key]

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27 views

Why does bitcoin-core wallet generate a new wallet during transaction? [duplicate]

I wonder why bitcoin-core wallet automatically generated a new wallet address during transactions. If you see this transaction, https://btc.com/...
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51 views

recovering android wallet using opensll

i am very frustrated, i managed to decrypt the backup file by doing the opensll command and as expected after putting the password i do see org.bitcoin.production which means i am at the right path ...
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1answer
43 views

Exporting private key from expired bitcoin address (now showing as watch-only)

Is there a way, in theory, to export private key from the bitcoin address (watch-only) that is now expired, but used once before? (even to get a different format of that key, numeric one instead of QR ...
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1answer
94 views

GREP help: Bitcoin address/key buried as text somewhere on hdd

So in a drunken moment of genius I had forgotten about, I bought some bitcoin way back. And I buried the address and key in some file... I was being tricky lol. That likely also led me to abandon a ...
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89 views

Recover BTC sent to unrecoverable wallet

Disclaimer: I know I'm not likely to get an answer that will result in my getting the coins back, I'm just sing my due diligence in trying. I sent coins from my Paxful wallet to an Electrum wallet to ...
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3answers
452 views

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 ...
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295 views

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 ...
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1answer
38 views

How can I generate keypairs, and check the public key against a known public key to check for a match?

Running on headless Ubuntu Linux. I would like to use this keypair generator, and check the public keys generated with each run against a single other public key. I know that "recovering" a lost ...
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1answer
57 views

How are keys for lightning channels currently created?

Keys for creating lightning channels seem to be derived differently than in usual bitcoin wallets. Lightning node data corruption, despite backup of master seed phrase, seems to prevent recovery of ...
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1answer
390 views

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?
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1answer
216 views

Can you recover seed words with passphrase on bitcoin node?

I have a btc node (Bitcoin Core version v0.17.0.1 (64-bit))running on my Windows 10 computer, as part of regular backup I have realized I don't have the seed words but I do have the passphrase. It has ...
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1answer
110 views

HELP: recover my btc funds though all odds against me. someone with Xtra knowledge?

5 months research and a lot of findings indicating it might be possible. I try askin here, like an last effort and Im not expecting fully fix or so but maybe some tips or information that might help ...
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2answers
183 views

Privatekey Recovery

so the question is about btc privatekey recovery . Is there any way to recover/re calculate privatekey using these details : SHA-256 RipeMD-160 public key public address rsz signatures ( non-...
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2answers
522 views

If anyone with your seed phrase can generate your wallet private keys, what is the advantage of a hardware wallet?

When you start using a cryptocurrency hardware wallet, you get to write down a seed phrase in some physical medium (paper, metal, etc.) so you can regain access to your funds if you lose the hardware ...
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1answer
2k views

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
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1answer
368 views

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, ...
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1answer
87 views

Not able to open BTC Wallet

My friend lost his PRIVATE Keys. Any way we can still retrieve the BTC Wallet? No other info can be provided only BTC Address.
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4answers
251 views

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.
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1answer
1k views

Manually extracting ledger nano s wallet public / private keys using “Mnemonic Code Converter” from ledger

I have the following example seed: morning twist board pelican denial retire middle inherit evil ritual omit fade general toddler grace evoke recipe sad minor destroy public dawn scissors cube ...
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1answer
363 views

How do wallets (like jaxx) pair with each other using the mnemonic seed phrase?

I'm a bit puzzled on how a wallet pairing process works. I know you can restore you parent private key from a mnemonic seed phrase. This will give you a parent private key. Using this private key how ...
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1answer
415 views

Copying an old private key (from 2011) into Electrum: any risks?

I have an old phone, with a version of the Bitcoin wallet from 2011. It has a few satoshis in it, which are now worth enough to be worth recovering. However, the phone can't connect to the Internet. ...
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0answers
957 views

how to get the private key for an used address ?

I have used an address generated by Exodus wallet. whats happened is that my bitcoin confirmed but didn't receive any thing on Exodus wallet. I want now to import private key in another wallet. but ...
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1answer
359 views

How can I recover private key as coins were sent a random generated address on wallet?

There is a new address where the coins reside and asks for a private key. How can I send coins from this new random address without knowing the private key? Software: http://www.sollico.com/...
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1answer
151 views

I have a old version of Bitcoin QT on Apple

Which I think is about 3 years plus old but it was on my old computer which died. I have now recovered the drive at the bitcoin-qt application but it won't run on my current computer either due to the ...
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2answers
1k views

Is having a copy of my wallet.dat file enough to recover lost Bitcoin? [duplicate]

I have been using Bitcoin-qt to mine bitcoin. I am a little worried about losing my coins on my computer, so I have made a backup of my wallet.dat file and put it somewhere safe. Is this the right ...
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1answer
1k views

Recover Bitcoin From Transaction ID

Back in 2013 I bought some bitcoin for a relatively low price, and stored them in an Electrum wallet on my PC. However, I changed PCs a year or two later, and forgot to copy the bitcoin wallet over. ...
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1answer
481 views

Trezor; How is it true cold storage if their is a recovery seed?

I don't understand how a Trezor is considered cold storage if you can lose it, and then recover your keys through their recovery seed and another Trezor. Where are the keys coming from? Where are ...
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2answers
2k views

“Lost” password to BIP38 encrypted private key, encrypter may be faulty (Bippy)

Few years ago I encrypted my Bitcoin private key for cold storage with an offline app called Bippy. Recently I tried to access my wallet by decrypting the private key, but my password was rejected. I'...
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1answer
843 views

How does mnemonic recover a single private key?

As I understand the algorithm of mnemonic (BIP39) can generate billions of private keys from your 14-24 words. Whats the mechanism that some wallets/clients use to recover a single private key, my ...
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1answer
2k views

Recovering funds after I lost my wallet.dat

I have received the bitcoin way back in 2013 in Bitcoin Core. At that time I don't know about the importance of wallet.dat - I have formatted my hard disk and install Bitcoin Core again in 2017 but ...
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0answers
162 views

Pguc coin transfer to address of bitcoin by mistake

I have an account registered with PGUC. In the spend wallet they ask for the exchange address where to transfer the coins. What happened I need to transfer these coins in Pguc address but by mistake I ...
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1answer
1k views

Have I lost all my Bitcoin, having sent them to a Bitcoin Cash wallet?

I made a pretty big mistake of sending my Bitcoin that I had on Coinbase to a Bitcoin Cash wallet that I own on my Exodus wallet instead of the Bitcoin wallet. I can see on Coinbase that the address ...
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1answer
1k views

How can 24 words allow a user to recover a public and private key?

I understand that the Ledger Nano S allows one to create a 24 word recovery phrase. A) Why is it better to have users keep a 24 word recovery phase as backup than to keep the public and private key ...
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2answers
5k views

Re-generate a past private key

I know that every public key has a private key... I am wondering how to regenerate a private key that was generated by my Blockchain app (using a plain text passkey, which I am assuming was converted ...
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1answer
2k views

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 ...
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3answers
4k views

How can I find a Bitcoin private key that I saved in a text file?

I certainly saved my private key in a text file previously, but I don't know where now. Is there any way to recover my private key?
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2answers
4k views

How does Trezor's wallet recovery work if the private key never leaves the device?

If the private keys never leave the TREZOR, how can they be restored if I lose it? I am assuming that maybe the private key is generated on the TREZOR and then encrypted before being sent to ...
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1answer
1k views

Trying to recover a blockchain.info wallet from 2013 w/ a 29 (or 13?) word phrase

I'm trying to check in on some BTC I stored in a blockchain.info wallet 4 years ago (12/2013). I can log into my account just fine, but the wallet with my coins still needs a private key. I've got a ...
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1answer
132 views

Unrecoverable Funds

If I have sent funds from one wallet to another, but locked myself out of the wallet I sent them to due to the fact I do not remember my PIN and did not write down my pass phrase. Is there any way to ...
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2answers
1k views

Recovering Hive Wallet private key with passphrase

Because Hive Wallet shut down and I didn't export the private keys, I have no way to access my Bitcoins. Is there someway, given a passphrase, to find the private key?Thanks in advance.P.S I already ...
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2answers
668 views

Recovering wallet using BIP32/wordlist/.priv file

I was using Msigna but it's having issues connecting to the localhost (Running updated bitcoinqt). I sent coins to my old account without waiting for sync (noob move) but now I'm unable to access the ...
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1answer
333 views

I can't access my wallet at Bitknock cloud mining anymore [closed]

I was doing mining with Bitknock but they closed the website without informing us. I can't access my wallet. Here is my wallet address fnwg643zjnfwsqks What must I do now? Should I acknowledge ...
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2answers
811 views

How do I export my private key on MultiBit

I am using Multbit on my desktop, and I want to use my wallet on a another device like my phone.
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1answer
2k views

How can I get the private key from multibit?

The support section of the MultiBit website shows a completely different UI as well as many options that the current version doesn't have. How can I find my private key?
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1answer
1k views

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 ...
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2answers
11k views

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

In this blog: http://www.nilsschneider.net/2013/01/28/recovering-bitcoin-private-keys.html the author showed a case that using same k twice will leak private key. Many people know this method. But I ...
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2answers
2k views

Where can I find code that allows me to calculate Z1 and Z2 from an ECDSA signature?

By following Recovering Bitcoin private keys using weak signatures from the blockchain, I am able to do other calculations, but I have no idea how to calculate Z1 or Z2. There was a public code ...
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1answer
2k views

How to recover coins from a wallet that uses BIP32 Deterministic Keys?

Say I am using an online wallet that uses BIP32 deterministic keys and the site goes down. I have a backup of my seed (passphrase). Is there a github repo that I can download, run on an offline ...
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0answers
125 views

How do I export a private key from my Bitcoin-QT wallet if the wallet isn't synced? [duplicate]

I started syncing a bitcoin-qt client, and had somebody send me funds to an address generated in the client. I then stupidly decided to speed up the syncing process and downloaded a torrent of ...
6
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1answer
659 views

Recovering the last few digits of a Litecoin private key

Is it possible to recover the last few lost digits (10) of my Litecoin wallet private key? Are there any recovery tools available? Or will I have to try and roll my own? Crucially, what crypto ...