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News: Latest Bitcoin Core release: 27.0 [Torrent]
 
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261  Bitcoin / Bitcoin Technical Support / Re: Wallet locked 131BTC for help on: December 19, 2018, 03:56:06 PM
Who can help me? Previously, Bitcoin was cheap, so I set up a password at random. I wanted to sell it, but I found that I had forgotten the password. Who can help me unlock? I can pay him 10BTC

1EdrQwSXQYFKZKim3fX7jKTiR5gmjsjT64
1DFo9TYjyKT7Rwa1Nx7G3STMRHBFUC2hUB
1EZeYuLR2ugK8sk4XeDVcyNGBT7sGPDrNb

https://photos.google.com/share/AF1QipMpR9Imo04qPwv_QO5Rd1U3L66dKSSTBkDFF3saYMqJvR_QPrxwmQXsBo7I-RJxOQ/photo/AF1QipNR9ssB6aOkhzH_i8GA1tvGlwZ9-hyt-ZENG6A2?key=ZXBJdWN2OUNWZVdrYW45QUFBcE01Y3BfUk96MW9B

This is the 3rd 131BTC wallet I'm seeing this week alone to be "missing" ... all from Chinese people...

Strangely enough I have the same wallet info but with a different hash. Same screenshot and same Addy's.

I believe the "real" wallet has a much higher value/amount of BTC as one infamous site advertise 100BTC bounty if you crack one of their hashes.
/KX
262  Bitcoin / Bitcoin Technical Support / Re: How to see bitcoin core addresses on an encrypted wallet.dat on: December 15, 2018, 09:39:34 AM

I get this error when trying to dump. Can you tell me what command to run on cmd to try dump and get addresses?

try this (datadir is where your wallet is)
python pywallet.py --dumpwallet --datadir=/tmp | \
grep addr | sort | uniq | awk -F'"' '{print $4}' > \
~/tmp/wallet_dump.txt

If you want to see the value for each address, do this
python addrep.py ~/tmp/wallet_dump.txt

/KX
263  Bitcoin / Bitcoin Technical Support / Re: How to see bitcoin core addresses on an encrypted wallet.dat on: December 14, 2018, 08:44:34 AM

In this laptop i don't have any wallet, and the usb stick belongs to my friend.

I use hardware wallets anyway.

keychainX can you tell me steps i should follow now and what to do to see address?

You need to install ecdsa package ( https://pypi.org/project/ecdsa/0.6/ ) and twisted if you want to run the webinterface, twisted is here: https://twistedmatrix.com/trac/wiki/Downloads

When packages are installed run
"python pywallet.py --web" (runs pywallet web interface)
in a browser open "http://localhost:8989"
Follow instructions to open wallet.dat to browse it.

/KX

PS. You can also check this thread and run it on the usb stick https://bitcointalk.org/index.php?topic=38004.0

264  Bitcoin / Bitcoin Technical Support / Re: How to see bitcoin core addresses on an encrypted wallet.dat on: December 13, 2018, 03:20:02 PM
Regarding pastebin, you dont need pro to paste the log, just register, its or free
You need when you're pasting a big file (bigger than 512 kb). Just check the image OP posted above...

Actually, even with PRO he wouldn't be able to do it. His file is 16 Mb and Pastebin PRO only allows 10 Mb files.

Ok, this is his last lines from his log, the previous are just repetitive

2018-12-13T00:30:22Z UpdateTip: new best=000000000000005d97ffd8e3de49417917eece7c720534d09f167c2139918d82 height=237171 version=0x00000002 log2_work=70.087251 tx=18178591 date='2013-05-21T08:40:56Z' progress=0.050560 cache=105.3MiB(747947txo)
2018-12-13T00:30:24Z tor: Thread interrupt
2018-12-13T00:30:24Z addcon thread exit
2018-12-13T00:30:24Z torcontrol thread exit
2018-12-13T00:30:24Z Shutdown: In progress...
2018-12-13T00:30:24Z net thread exit
2018-12-13T00:30:24Z UpdateTip: new best=00000000000000d7f9fdde1cdb2230d913662746bf9eb11c87b9a97b6ae47990 height=237172 version=0x00000002 log2_work=70.087306 tx=18179155 date='2013-05-21T09:05:47Z' progress=0.050561 cache=105.3MiB(748294txo)
2018-12-13T00:30:24Z msghand thread exit
2018-12-13T00:30:25Z opencon thread exit
2018-12-13T00:30:25Z scheduler thread interrupt
2018-12-13T00:30:25Z Dumped mempool: 0s to copy, 0.064004s to dump
2018-12-13T00:30:44Z [default wallet] Releasing wallet
2018-12-13T00:30:44Z Shutdown: done
265  Bitcoin / Bitcoin Technical Support / Re: How to see bitcoin core addresses on an encrypted wallet.dat on: December 13, 2018, 03:06:32 PM
I don't have a pro account on pastebin bob123
 
Do you know any other service?

ETFbitcoin i tried but i didn't find this

Thirdspace tried but not working i get only this [  ] and not show any address

keychainX I will try pywallet, do i need to install Python? Which version?


Yes, Python is required to run pywallet. The version you need is 2.7, you can find it here: https://www.python.org/download/releases/2.7/

/KX
266  Bitcoin / Bitcoin Technical Support / Re: How to see bitcoin core addresses on an encrypted wallet.dat on: December 13, 2018, 01:08:03 PM
Hi. One of my friends found on a usb stick a wallet.dat backup and i go today to see if has some bitcoin on it and i tried electrum but not working and after bitcoin core, but after i put wallet.dat on bitcoin core at first open get this error

And after a .bak file was created, and now when open bitcoin core appears this

Is there any chance to see bitcoin addresses of wallet or does it need to full sync?

On receiving address tab all is empty.



Looking at the dump, your node is crashing after syncing at block height=237172
And it also seems your wallet.dat is corrupt or in old format.

The fastest and quick/dirty way is open the wallet.dat with nodepad (PC), texteditor(mac) or gedit (ubuntu)
Search for the string "name" and after that you should see a 34 character string starting with "1" which is most probably a bitcoin address which you can check balance online with blockchain.info

Another step I would recommend is to download pywallet from github, https://github.com/jackjack-jj/pywallet which can parse the wallet for you and see what version, addresses etc. There is also a web wrapper on port 8989 so its much easier to use. If you have a PC, you can check your ip in a terminal with ipconfig, then use that ip, like 192.168.0.10 and add ":8989" in a browser and you would be able to open the wallet with a friendly interface. You would first need to run pywallet with "python pywallet.py -web" to start it. Then in a browser type "192.168.0.YOURIP:8989"

You could also try to run this command: python pywallet.py –dumpwallet -datadir="yourpath" > wallet.text --passphrase= PASSPHRASE
to try to dump it.

Third step would be to try to "fix" the wallet which is saving data which can be saved, you would need to run the bitcoin core start command in a terminal with the command option "-salvagewallet" ,it will make a dump of whatever is correct data.

If you need more in depth guidance on any above, just let me know.

/KX

267  Economy / Trading Discussion / Re: Where is the best place to sell a high amount of bitcoin? $150M on: December 11, 2018, 12:22:14 PM
if i have 150 million usd worth of bitcoin, where can i sell them without the risk of getting killed or kidnapped, what should i do? or where should i sell them.
any trusted source?

If you are in Europe or could travel for the transaction, then one of the most trusted (founded 2013) is https://www.bitcoinsuisse.ch/

They run family office and OTC desk, if you need an introduction, then PM me.

/KX
268  Economy / Services / Re: WALLET RECOVERY on: December 10, 2018, 06:58:51 PM
bump
269  Bitcoin / Bitcoin Technical Support / Re: BOUNTY: Lost Coin Recovery on: December 10, 2018, 12:29:35 PM
Still, if you need any help just send me a PM.
[/quote]

I scanned it and it was absolutely no dice Sad...

I really appreciate you writing this program for us.

You have no idea how much closure you've brought me.

Thank You!

Brian
[/quote]

Hi Brian

You should consider the following

1) If you believe the file was inside a .rar or .zip , then collect all of them and unpack them (even though the file name is not wallet.dat) the info inside the file would be not compressed when scanning.

3) Make an image of your entire drive (that would also include deleted files), call it yourdatadump

3) search for the following string 'name"' , i'ts an old trick to find addys inside bitcoin wallets (work even with encrypted wallets), then a 34 character address
   would follow after this string, this is mostly for receiving addys.

4) Try this command to find any possible BTC addys starting with 1; (this is for linux/ubuntu)
    cat yourdatadump | grep -o -w '1[123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ]\{33,33\}'

5) If you believe you did write down the private key, you can search for this string
cat yourdatadump | grep -o -w '5[123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ]\{50,50\}'
which is find all strings starting with 5, followed by 50 base58 characters

Good luck
/KX

270  Bitcoin / Development & Technical Discussion / Re: wallet.dat hash (bitcoin core) on: December 08, 2018, 03:56:31 PM
This hash  contains the master key by which you can generate all the addresses in the wallet

Oh well, you seem very informed. Good luck then...  Undecided Undecided Roll Eyes Roll Eyes Roll Eyes  Lips sealed Lips sealed
271  Economy / Services / Re: need a dev to create 3 sites.... on: December 08, 2018, 09:25:22 AM
1) a traditional lottery site like https://www.powerball.com/games/powerball.
2) a poker site, where players can login, play each other and chat/text to each other, with no AI players.
3) a shared masternode hosting site, 1 button deployment (if possible) with automatic payments of collateral to load up the next MN, reinvest & withdrawal buttons, etc etc

at the moment this is for just one coin (an x11 dash fork), I will be looking to create into more coins, especially the masternode site

You might find better luck on sites like upwork ( https://www.upwork.com/ ) or freelancer ( https://www.freelancer.com/ ) where you can see previous experience and rating. Most of your answers here are from newly created accounts.

/KX
272  Bitcoin / Development & Technical Discussion / Re: wallet.dat hash (bitcoin core) on: December 07, 2018, 05:34:48 PM
Good afternoon, is it safe to transfer the password hash? And what does it store?

bitcoin2john.py
$bitcoin$96$c1ce586fcbd57a0dd60a1b08a65a3fad9269f788d7bcecd411d95cc222c9f0cdf7ebfc6fa33847607f7b8c1338a2c3f8$16$10cb87989a39ef71$60692$96$31f40dacb48f2aae7bd601bb50f1d4ce3ef826e0307539665ac80dba7a42480dc76de571876a82af347d7a01bd3cfb6c$66$03faef628e4cc1aec8438e8459364cfd0f867500beb9bdb17383d803cd02946c01


If you run bitcoin2john.py on a wallet.dat file it outputs above line, which starts with $bitcoin$ , this is the hash to the password of your wallet.

It has NOTHING to do with your private key, so YES, its safe to send it to a wallet recovery service or whoever helps you with retrieving your password.

The private key is encrypted in the wallet file, but not included in the above hash, not even your public address is included in the hash above, just information regarding the password you used to encrypt your wallet file.

So the person who cracks the hash above with a password, will just get your password. To access your funds, you have to have the physical file, unlock it, then sync it with bitcoin-qt, and finally move funds or export private key to another wallet like electrum etc

/KX
273  Bitcoin / Electrum / Re: How to recovery my bitcoins from Electrum Wallet on: December 06, 2018, 01:25:22 PM
All 3 proposed options do NOT work in this case.
[/quote]

Oh yes they do....

Look here
https://www.reddit.com/r/Electrum/comments/7333qz/brute_force_to_electrum_password_reward/

Your hash should look something like this
$electrum$2*942782d00d632be27d54c1bac429a693*3b3c918cb07b4e086XXXXXXXXXX (X added to mask the real hash)

/KX
274  Bitcoin / Electrum / Re: How to recovery my bitcoins from Electrum Wallet on: December 06, 2018, 12:36:58 PM
Hello guys

I have a wallet with 2.82 bitcoins which i receive 2015 but i lost the seed and i dont remember the password.
The wallet is created on Electrum in linux. Is there any way to recovery my bitcoins from the file? Thanks

THIS WAS EDITED TO FIT below BOB123s comments

If you have the wallet.dat backupwallet file you can do the following

1) get john the ripper from github and generate a hash from the wallet or here https://www.openwall.com/john/
2) get a password dictionary, preferably rockyou.txt from here https://weakpass.com/wordlist/90
3) download hashcat, and start cracking the password yourself.  https://hashcat.net/hashcat/

Hashcat support for electrum wallets was added on Jan 26, read Jstaubes comment here https://github.com/hashcat/hashcat/issues/273

This way you stay in control and can move through the password list. You can also add custom passwords and custom masks depending on your preferences from other passwords you use. There are various example of this on the hashcat wiki forum here https://hashcat.net/wiki/

Either way, good luck to restore your funds.
/KX
275  Other / Beginners & Help / Re: how to choose a high secured wallet ?? on: December 06, 2018, 10:04:51 AM
I also recommend hardware wallet, if you have some money and need to protect it then a hardware wallet will be best choice in my opinion. I have one ledger nano s and i not have any problem in 10 months after i start using it.
any transaction fee in hardware wallet ??

Transaction fees are always accountable if you do send crypto currency.

Some wallets have a predefinied cost, some ask you the speed in which you want the receiver to have their funds.

You can also see current satoshi costs and mempool size here:
https://bitcoinfees.earn.com/

/KX
276  Economy / Services / WALLET RECOVERY on: December 06, 2018, 10:00:54 AM
If you have a wallet.dat file with forgotten password and need help with cracking the password contact us.

We can do this in various ways, even agree for paying you for the wallet file upfront if you want to split the funds differently.
(Usually our fee is 20%). You would need to provide the wallet first or using escrow service.

Contact me here with PM or send mail to help@keychainx.io

You can read more on my site http://keychainx.io or follow us on instagram https://www.instagram.com/keychain_x

 Shocked Shocked Shocked
Now also possible to recover lost bitcoin from your Nano Ledger or Trezor

//KX
277  Bitcoin / Project Development / Re: Open Source Bitcoin Casino on: December 05, 2018, 07:00:18 AM
You guys realize you are replying to a 7 year old post?  Grin Grin
278  Alternate cryptocurrencies / Altcoin Discussion / Re: XRP really better than ETH??? on: December 05, 2018, 06:57:22 AM
Is the XRP really better than ETH ?? can be seen now ETH descends to TOP 3 sites https://coinmarketcap.com and XRP goes up to TOP 2. how do you think it is true XRP is better than ETH

Does a green apple taste better than a red?

Or why is the green apple more expensive than the red?

Its all about marketing and taste. Mac's are not better than PC's, they are just marketed better. Ripple is not better than ETH; it is just better at creating a hype.

I don't even know why Ripple is listed on coinmarketcap. To be honest there should be several sublists on coinmarketcap.

1) Crypto currencies (Bitcoin, Dash, Monero, Eth etc)
2) Stable coins (USDT, Gemini Dollar etc
3) Ripple, EOS (all those centralized digital tokens)

/KX
279  Alternate cryptocurrencies / Altcoin Discussion / Re: Security Tokens Era Begins In 2019 on: December 05, 2018, 06:51:14 AM
Hey guys, look what I found:
"In search of a new investment opportunity that is fast-growing and continuously-developing? Look no further than security token offerings (STOs) as they are a valuable alternative to raising capital on a global basis and are becoming more common in today’s market of crypto fundraising.

With significant progress made over the last 10 months, 2019 will be the true year for security tokens as they will replace utility tokens as the leading investment opportunity. Investing has never been so affordable. It is the combination of modern blockchain technologies and basic government control to ensure security that will make the sale of assets transparent as never before."
-----------------------------
Do you agree wit it?

It doesnt matter if you call it utility token, security token, ICO , STO or whatever. As long as you are raising money above a specific threshold there are regulatory rules.

Ethereum put all this upside down when someone invented ICOs which is basically an IPO but with no guarantee, no regulation and no backup in real assets. it created the classical tulip mania.

If you want to sell something to a small group of people (max 99) and raise less than 1 million EURO, you dont need any prospectus and not to have any license (in EU). It doesnt matter if its shares in a corporation, a bitcoin fund, or a ICO or security token offering (STO). As soon as you go above the threshold you need to create a prospectus and a lot of rules comes into place.

For many reasona STOs will go the same way ICOs did, and probably there will be another three letter combination hype in 2019. (SCO)

/KX


280  Economy / Computer hardware / Re: Ledger Nano S (green) parts, where to buy???? on: December 05, 2018, 06:38:01 AM
you could buy another one and take the parts you need from it

Thats what we ended up doing, but its quite expensive to pay 40-50 USD for an lcd that should cost 5

For unknown reasons, got back a reply from Ledger HQ in Paris, telling me they do not sell parts

/KX
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