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Questions tagged [wallet.dat]

A file named wallet.dat is used by Bitcoin Core which stores private keys and other information necessary to backup and recover a wallet.

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Share the original Bitcoin 0.3.0 desktop program? [closed]

Or if someone has it, you can use the wallet.dat file from that version
Ganz's user avatar
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Is it Safe to Share a Wallet File Between Multiple Bitcoin Core Instances Using the New Wallet DB Technology?

I have a setup where a single stateful Bitcoin node (with a watch-only wallet) is no longer sufficient due to being a single point of failure and the increasing load of requests. Consequently, I need ...
Jeff Trimmer's user avatar
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How can I recover bitcoin core wallet after encryption with password?

I have backup of wallet.dat file before I encrypted it with password. I also do know the password. I deleted my server and all thing has gone but I have back up of wallet.dat file in computer. I send ...
Xavier Uncle's user avatar
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1 answer
65 views

Are there limits to number of attempts at entering a passphrase in bitcoin qt

I have 2 wallet.dat backups from 2013 I am having trouble with accessing due to incorrect passphrase Is there a limit to the number of attempts I can try to get the passphrase.
Ash's user avatar
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-1 votes
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Is it possible to extract wallet_key (aes key) for encrypted master key from wallet.dat?

According to this link(https://bitcointalk.org/index.php?topic=5331322.0), the initialized vector and aes key (wallet_key) can be derived by hashing the password with sha512, but can this wallet_key ...
mazedat's user avatar
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14 views

How do delete wallet with blank walletname?

I seem to have created a blank wallet at some point that looks like this: bitcoin-cli listwallets [ "", "mainwallet" ] How can I delete the "" wallet? It doesn't ...
inersha's user avatar
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33 views

Bitcoin wallet carving

I've been file carving old drives and found several bitcoin Magic number headers. My question is does the wallet.dat file have a footer? Or how can I calculate the proper size of the Berkeley db file ...
Justin Ayres's user avatar
1 vote
1 answer
239 views

Can I recover wallet when lost a bitcoin core wallet dat file

I recently due to recover PC and lost the Bitcoin core recover dat file, is that possible to just using private key and address to recover it?
Ben zhou's user avatar
2 votes
1 answer
159 views

How do I use descriptors to put an ancient priv-key into a newly created wallet.dat file?

Running bitcoin core 26.0 on debian 12. I want to put an ancient priv-key into a newly created wallet.dat file. First, I'll do a test run: $ bitcoin-cli createwallet test $ bitcoin-cli loadwallet /...
Lilacrail's user avatar
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5 votes
1 answer
395 views

Gradual deprecation of importprivkey call?

I'm running bitcoin core 26.0 on debian 12. $ /usr/local/bin/bitcoin-26.0/bin/bitcoin-cli importprivkey "5-rest-of-priv-key" error code: -4 error message: Only legacy wallets are supported ...
Lilacrail's user avatar
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Decoding Base64 from an old wallet.dat

Good day! I found a wallet.dat file on my old computer and no longer know the password, now I had the idea and what I read in the forum that I read the Base64 code and then convert this code. ...
AndyKay's user avatar
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1 answer
245 views

I forgot the password of my Bitcoin Core Wallet

In the past years, I had some Balance in Bitcoin Core wallet , but after 5 years, I forgot the transfer password and I only have the backup file (.dat). Is there a solution that I can transfer the ...
igcs Computer's user avatar
1 vote
1 answer
200 views

How To Reach My Funds From My Wallet Years Ago

I have a wallet.dat and a .txt file inside this txt file wallet number like : L1aC2... and a hash like: $bitcoin$64$a2z... How can I reach to my fund inside this wallet ? I kinda have some memory ...
Lones's user avatar
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1 answer
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Can i send bitcoin from one address in wallet with multiple addresses?

I have a btc backup wallet.dat file. I dumped the file with pywallet.py using python. I now have the wallet.txt showing all my addresses (Legacy) with their private keys in that wallet. So there are ...
Diee's user avatar
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218 views

how can I extract ckey from an encrypted wallet.dat?

how can I extract ckey (encrypted private key) from wallet.dat file?
rateron's user avatar
1 vote
2 answers
177 views

What if I delete the wallet file but still have my private key

I am just trying to learn more about bitcoin. My question is what if i delete the wallet file from my computer but I still have my private key, still I be able to access my wallet?
Papi's user avatar
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400 views

Extracting addresses from wallet.dat without knowing password

It is a pink flash with a comb icon on it. It contains a wallet.dat file. I have read about pywallet or syncing with bitcoin core, but I am an amateur and apprehensive. Is that a good route? Is there ...
Tlesster's user avatar
2 votes
1 answer
89 views

Why might my db be locked on starting bitcoin-qt after a clean shutdown and reboot?

I have LND v.16.2 running under Windows 10 with Bitcoin Core 23.0 on same machine. When I need to reboot, I gracefully stop my LND node and close bitcoin-qt from the GUI, waiting until it has ...
ondawoad's user avatar
1 vote
1 answer
2k views

How can one examine the contents of the wallet.dat file using sqlite3?

These two questions (1, 2) discuss what is in wallet.dat. Andrew Chow states in 2017 (when the database was still BDB and not sqlite): The wallet.dat file contains your private keys, public keys, ...
Michael Folkson's user avatar
1 vote
1 answer
364 views

Is it possible to import a `wallet.dat` in Electrum?

I ran into an error when trying to import a wallet.dat into Electrum. I run Kali Linux. Here is a screenshot of the error i get.
pentesterlab's user avatar
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1 answer
215 views

wallet seem to be encrypted or corrupt

I found my wallet but i cannot access it tryed with bitcoin core. But gives error i think i encrypted or corrupted file. I openend with WinHex but only see 2020 in it.try to find hash but no succes. i ...
Eddy's user avatar
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Does electrum gives wallet.bin file or if it didn’t then how can I access wallet.bin file?

I have one electrum file which extension is .bin and I know the passphrase too but when I open that to electrum it don’t accept my passphrase but passphrase is correct 100% how I can excess that .bin ...
BUTCHER's user avatar
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2 answers
726 views

Getting bitcoin from old 0.3.0 wallet [duplicate]

I found an old bitcoin wallet from a Windows v0.3.0 client, backup from 2010 The wallet.dat is there and everything else in \AppData\Roaming\Bitcoin I ran the client overnight in 2010 for 1 or 2 ...
Murgatroyd's user avatar
1 vote
1 answer
400 views

Opening old wallet, sync Bitcoin Core first or import first and sync after?

I have an old Bitcoin Core wallet file with some coins I need to move to a different address now but I do not have Bitcoin Core synchronised. Can I just run Bitcoin Core, open wallet and send ...
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1 vote
1 answer
47 views

What wallet size difference to expect between Bitcoin Core (binary) and Electrum (json) wallet files?

Imagine a relatively big wallet with tens of thousands of addresses and 3x transactions. Now, let's say I restore such a wallet and do full re-scan in two applications - in Bitcoin Core and in ...
Meglio's user avatar
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1 answer
82 views

Change addresses in old backups

I have a very old wallet backup, from 2011, from bitcoin-qt, I imported it to bitcoin core, but I seem to have only one address, seems that I have no change addresses in the imported data. Is the ...
Didi Kohen's user avatar
0 votes
1 answer
302 views

How to use unencrypted mkey to derive all private keys by BIP32 path?

The wallet is damaged, I only have the unencrypted master private key, How to recover the wallet?
nikon's user avatar
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1 answer
250 views

Can I edit Bitcoin Core's config file with a text editor?

Must changes to bitcoin.conf only be made using the GUI settings options? Or can I edit the file with a text editor such as Notepad?
BTCStackEforCarl815's user avatar
1 vote
2 answers
261 views

Need help recovering my Bitcoin wallet and what can I cleanup on bitcoin-qt?

I've bought Bitcoin back in 2014 and as my wallet I've used the bitcoin-qt client. Now I've remembered about it and I've recovered the wallet.dat file, but it's apparently encrypted by me (using ...
Sir Muffington's user avatar
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1 answer
734 views

How do I use sqlite3 to view the contents of the wallet.dat file? Anywhere else to look for records of lost coins?

I think I've lost some testnet coins in my Core wallet and I'm not sure how. I do bitcoin-cli -testnet listwallets and it doesn't show any wallets for me to load. But I definitely had testnet coins a ...
Michael Folkson's user avatar
1 vote
1 answer
76 views

wallet migration tool and password protected wallet

Surely the Wallet migration tool by achow will port unencrypted legacy wallets to unencrypted descriptor wallets, but what will be the output for encrypted legacy wallets? unencrypted descriptor ...
Mercedes's user avatar
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83 views

problem accessing wallet

I have a 2011 wallet.dat created in version 0.4.0 it accepts my password normally. but when putting in the current version of bitcoin core it doesn't work can you help me? If I enter any other (not ...
Magno Lobo's user avatar
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0 answers
321 views

Unable to find a directory where to put wallet.dat file from my old wallet when I am on my Mac

I am on macOS 12 on (MacBook Air M1) with the latest updates applied. I have installed Bitcoin Core from the bitcoin org website and currently it is downloading the whole blockchain and it will for a ...
fegax's user avatar
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0 votes
1 answer
261 views

Newbie running full node (Bitcoin Core): Commands to import wallet with passphrase from external USB stick? And how to sweep paper wallet?

I need help with: Which console commands (Linux) to use to import external USB stick wallet (with passphrase) created by an earlier version of (Linux) Bitcoin Core? How to sweep paper wallet (with ...
faldo35's user avatar
3 votes
1 answer
185 views

explore sqlite wallet

I created an sqlite wallet, tried to browse it from the sqlite3 program, but had to reset (tset) the terminal after querying the main table garbled the console characters. How to query the main table ...
Mercedes's user avatar
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0 votes
1 answer
92 views

Use exported wallet.dat from unsynced client in synced client

I've created a receiving wallet with bitcoin core (on windows). The client, however, is not synced to the network. I have already received a small amount, which I can see by using any blockchain ...
user3144851's user avatar
2 votes
1 answer
202 views

Consequence of deleting a Bitcoin Core wallet folder

One can generate many wallets from Bitcoin Core GUI, but for each one generated, a new folder appears with its name which contains few files. Still, if you delete those folders, but maintain the ...
mikest's user avatar
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4 votes
1 answer
664 views

How to get rid of 'ghost' wallets in Bitcoin Core?

I created few wallets with Bitcoin Core using file-> Create Wallet. It created directories for each wallet name. Only that was for experimenting so I deleted those directories. The problem is that ...
mikest's user avatar
  • 135
0 votes
1 answer
3k views

recovery of old wallet.dat file

Back in 2012, I mined for a bit on my computer in Slush pool. I didn't get much, like .11 coins so I quit. In 2018 I went to slush pool and sent my sats to my bitcoin core wallet then tried to open ...
Corey Watt's user avatar
0 votes
1 answer
125 views

Addresses After passphrase generation in wallet.dat

Say I generate a passphrase with bitcoin core to a wallet.dat, but also have a copy of it before the passphrase generation. Will EVERY address I'll generate AFTER the passphrase will NOT be accessible ...
mikest's user avatar
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1 vote
1 answer
245 views

Does inserting a passphrase also changes the private key of a wallet.dat file

If I insert a passphrase to a wallet.dat file but also save copy of it before the passphrase, and then make a transfer to it, will I be able to use the old wallet version (Without the passphrase) to ...
mikest's user avatar
  • 135
4 votes
1 answer
375 views

Layout of new SQLite descriptor wallets in v0.21 and v22.0?

I'm trying to explore the database format of the new descriptor wallets in Bitcoin Core v0.21 and v22.0, but I can't quite figure it out. I've created a new descriptor wallet and dumped it's contents ...
Dan's user avatar
  • 461
0 votes
1 answer
219 views

Read Wallet addresses with C# and Berkeley

I have searched all threads, but still couldn't find an answer. I am trying to read from a wallet that is not encrypted, but I am not able to proceed on retrieving the address values, they are byte[] ...
John Lopez's user avatar
0 votes
1 answer
146 views

Getting "Unknown wallet records: 1" on loading wallet

I noticed that loading this wallet: loadwallet ...wallet name... The wallet is a 169900 legacy wallet. 2021-..-..T..:..:..Z [...wallet name...] Keys: 0 plaintext, 4355 encrypted, 4355 w/ metadata, ...
Mercedes's user avatar
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0 votes
0 answers
1k views

What is the correct way to extract all the private keys and transaction data from many wallet.dat files?

I have a ton of old backed up wallet.dat files. More than 150 ones. It's a big mess. I don't think that any of them have any coins sent to them, but there is a non-zero chance that one of them does ...
Ubaid's user avatar
  • 1
0 votes
2 answers
159 views

What is the difference between wallet versions 159900 and 169900

The wallet from 2018 version,159900 to the one i have now which is version 169900,what is the difference in the two diff versions?
marc ashworth's user avatar
0 votes
1 answer
1k views

What actual data format does a Bitcoin Core wallet.dat have?

I'm trying to extract the transaction log from a bunch of wallet.dat files. Not private keys. All I want is to get access to the transaction log stored inside the wallet.dat. I can't find any mention ...
Wadford's user avatar
0 votes
2 answers
490 views

What do they mean by "12/24 words" or "seed words"?

Having read thousands of Bitcoin threads/questions on Reddit, there's constant references to "your 12/24 words" or "seed words". They never once refer to wallet.dat. I have used ...
Lanndon S.'s user avatar
-1 votes
1 answer
761 views

2009-2011 digital wallets

Is there away to find digital wallets online from 2009-2011. With the wallet ID - 12 words - 64 private n public - bit address - hash - signature. - my friend who died left me to remember before he ...
Van_Fuji's user avatar
0 votes
0 answers
63 views

Triying to help grandpa recover his bitcoins [duplicate]

Back in 2013 my grandfather bought BTC. Wallet.dat file was lost most likely due to pc formatting. He would like to recover his wallet or bitcoins or whatever is possible I don't understand much about ...
Alvaro's user avatar
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