Questions tagged [wallet.dat]

This tag should be used for questions regarding wallet.dat files. A wallet.dat is a file used by Bitcoin Core which stores private keys and other information necessary to spend Bitcoin.

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Bitcoin wallet.dat decryption [closed]

I have 5 btc encrypted wallet.dat, I want to crack it by using aes vulnerabilities like side channel timing attack etc. I want to know if the output of below AES KEY decryption will be same as ...
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SQLite 3.0 implementation for wallet

I'm currently asking for how bitcoin wallet.dat over SQLite are generated? I know what wallets.dat are containing. However, I would like to know some key / value with hexadecimal structure which would ...
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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 ...
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Newbie with running full-node (Bitcoin-Core): Commands to import wallet with passphrase from external USB stick? Sweep paper wallet

command attempts failed: which console-commands(linux-desktop) to import external USB stick wallet(with passphrase) created by earlier version of (linux) bitcoin core? How to sweep paper wallet (with ...
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How to decrypt private key bitcoin core?

I'am Wahyu. I found my old file on the flash disk which contains the encrypt private key, public key and address. can i get my bitcoin core account back? I created a core bitcoin wallet in 2012. if ...
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137 views

Need help with OLD WALLET.DAT

I have a problem determining if the coins in this wallet are real in the first place. I know the passphrase to the wallet. The original bitcoin qt and the wallet are from another device that was ...
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3 votes
1 answer
92 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 ...
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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 ...
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2 votes
1 answer
57 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 ...
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1 answer
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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 ...
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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 ...
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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 ...
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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 ...
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4 votes
1 answer
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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 ...
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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[] ...
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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, ...
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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 ...
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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?
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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 ...
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2 answers
222 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 ...
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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 ...
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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 ...
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Get balances from all addresses in wallet.dat / json file

I have a (possibly old) wallet.dat file with dozens to hundreds of addresses. It is obviously prohibitively expensive to manually look up each one. Does anybody know a way to analyse all of them to ...
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1 answer
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Recovering from an old Wallet [duplicate]

I have recovered my wallet from an old data file using Bitcoin Core. The wallet has synchronized without issues. I have tried to send BTC to at least two exchanges and neither transaction has ...
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1 vote
3 answers
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How to decrypt encrypted_privkey

Background how I got here: I have a very old wallet file in .dat format (from 2017) The backup is as far as I remember just a copy of the wallet file from bitcoin-core's ~/.bitcoin directory. I tried ...
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Recovering dogecoin wallet [closed]

My brother and I had some dogecoins from way back. He reformatted his hard drive at least once, maybe twice. I have no hope in recovering them but I am going to try. People are telling me to not ...
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how to see my private key bye decrypted wallet.dat [closed]

How to decrypted my wallet.dat (Yes, I know the password) so i can see my private key? if anyone can help there is 1 LTC for them
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how do i brute force my wallet.dat to get my private key

i am not really a computer programmer, but i want to get my private key from my wallet.dat, i have just the wallet.dat file and the public address where the bitcion was send. From my previous ...
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How can I transfer unconfirmed transactions from wallet.dat to a new blockchain wallet

My question may not be very clear since I’m not really an expert in bitcoin and its technology. But in my possession I have just a wallet.dat files with an unconfirmed transaction on it. I followed a ...
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1 vote
0 answers
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I got a wallet. dat file, how do I transfer the bitcoin into a new wallet

I have just a wallet.dat files with an unconfirmed transaction on it, can’t remember the backup paraphrase. I linked the wallet.dat in bitcoin core, got the wallet I’d where I check and it shows the ...
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2 answers
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Can I find the address of my Bitcoin in the debug.log file?

I cannot download the entire block chain (I’ve tried four times now and failed) so I can’t replace my encrypted old wallet.dat file into the blockchain and do the rescan to check my coin balance. My ...
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1 answer
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How to implement multiple wallet folders located out of the bitcoin blockchain folder?

After substantial research I could not find any solution for this seemingly simple implementation of the Bitcoin-Core app. Here is what I am trying to achieve: Running a full node on one computer ...
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0 votes
1 answer
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Ich habe bitcoin-qt auf neuen Computer installiert und komplette blockchain runtergeladen. Wie verbinde oder oeffne ich meine alte Wallet?

Ich habe bitcoin-qt auf neuen Computer installiert und komplette blockchain runtergeladen. Wie verbinde oder oeffne ich meine alte Wallet die auf alten Computer erstellt wurde?
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Search and delete bitcoin core and other related files to reduce attack surface

Do we have any option in Bitcoin Core to search files used by it? Or any option to delete all such files? Are all important files deleted when uninstalling Bitcoin Core? Should we remove such files ...
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How to move wallet.dat from Bitcoin Core into Electrum?

I've got a wallet.dat file from Bitcoin Core and I'd like to move that into electrum because I can't open Bitcoin Core as the syncing process takes forever and eventually fails. I also read that ...
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1 answer
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Electrum on Android - where is wallet.dat hidden?

Does anyone knows where Electrum android app saves its wallet.dat on phone/sd memory? If such files exists is it possible to transfer it between phones? I have forgotten my seed words (and do not want ...
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0 votes
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174 views

Old wallet.dat from 2016 with some btc not confirmed or in mempool

So I backed up a my bitcoin core wallet on an external drive back in 2016 and installed a new OS. I didn't really check on the wallet until recently and am having a bit of trouble getting the coins ...
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1 vote
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Upgrading/converting bitcoin core wallet between platforms

After 2 years of being shut down, I am trying to revive my bitcoin full node, while both switching platforms and upgrading to the current version in the process. Everything works but the wallet. The ...
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2 votes
1 answer
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Loading wallet crashes bitcoin core wallet

When trying to load a wallet I last used in 2017 December, in bitcoin core wallet 0.21.0 x64, the UI exits abruptly, last few lines in the debug.log shows the following: 2021-02-10T07:20:22Z Using ...
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0 votes
1 answer
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See the balance without load the transaction history

Let's say I have a wallet.dat with several transactions, is there a way to see only my current balance without load all transactions in the wallet.dat? I would like to achieve something like this ...
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1 vote
1 answer
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How do wallets work?

It may seem like a vague question, but what I understand so far is, you have a public key (address) which people can send coins too, and then you have the private key which you need to send coins to ...
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0 votes
1 answer
922 views

Bitcoin-Qt client wallet.dat extract private key to import on another service

I have a file: wallet.dat where should be saved one or more private keys of my old wallet linked to one/more public btc addresses. I also had more than a wallet, so I don't really know if there are ...
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1 vote
1 answer
139 views

Isn't an encrypted wallet.dat automatically a "watch-only" wallet?

I have encrypted my wallet.dat outside of this computer. Now I store my wallet.dat on this computer. If I open it in Bitcoin Core, I can view the balance but not spend it (without entering the ...
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1 vote
1 answer
577 views

To test if my wallet.dat encryption password is correct, MUST I spend coins?

When a Bitcoin Core wallet is encrypted, you (apparently) have to enter the decryption passphrase only when trying to spend coins. You still get to "use" the wallet as in seeing all the ...
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0 votes
2 answers
315 views

Why is Bitcoin Core not asking me to enter the decryption key for my allegedly "encrypted" wallet.dat?

I created a wallet.dat with Bitcoin Core on a new PC. Then I encrypted it with the GUI menu. When I reloaded that computer, I was shocked to see that Bitcoin Core did NOT ask me to decrypt/unlock the ...
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2 votes
1 answer
217 views

What possible explanation could there be that Bitcoin Core on Linux Mint claims to but does not save the wallet backups?

Linux Mint. Bitcoin Core 0.21.0. I go to "File" and "Backup wallet", then select any location. I've tried with /home/a and /tmp and others. Every time, Bitcoin Core says that the ...
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Is there a risk in entering my Bitcoin-Core wallet passphrase, if it's for sending all my available balance and never using that wallet again?

I have Bitcoin-Core wallet.dat with a single address and a small amount of bitcoins in it. Say I want to send all the available bitcoins I have, and then never use that wallet again. Can I use an ...
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Can I obtain my bitcoin wallet files back from my HDD from the old OS?

So i guess now its good time again to give my lost wallet files another attempt. I'm an idiot for doing such a thing but then I heard perhaps I can unformat my HDD and retrieve my files back. I ...
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2 answers
1k views

Corrupted old bitcoin wallet. !!!file unknown has LSN!

I have a corrupted UN-ENCRYPTED bitcoin wallet from 2013. what I have tried so far with both wallet: 1, with old and new version of bitcoin client the wallet just creating a .bak file and not showing ...
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2 votes
2 answers
3k views

Brute force a wallet.dat file

I have a wallet.dat file which is encrypted and I can remember that I have put only numbers as password(4 or 5 digits, not more, not less). My friend suggested to do brute force on it using python. ...
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