openwall / openwall/john

Blockchain2john cant handle Blockchain.com Wallet V4 full json file

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enhancement
Dominant language
C
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Description

Blockchain2john not extracting hash of blockchain.com V4 Wallet File downloaded from web
it's working on btcrecover
{"auth_type":0,"real_auth_type":0,"symbol_local":{"symbol":"$","code":"USD","symbolAppearsAfter":false,"name":"U.S. dollar","local":true,"conversion":0},"clientTimeDiff":881,"war_checksum":"62a34349e645be1e","language":"en","symbol_btc":{"symbol":"BTC","code":"BTC","symbolAppearsAfter":true,"name":"Bitcoin","local":false,"conversion":100000000.00000000},"extra_seed":"129029e4184229286cd0517858037ae3ce40a150892213f3e2be999bd1ababb313129d7add35b4200a449604e62862f467f6df5646039b7576f1d35c4181f55a","payload":"{"payload":"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","pbkdf2_iterations":5000,"version":4}","guid":"379097e2-2dc2-44b9-b2b1-7f6b9115be5c","serverTime":1673846016513,"payload_checksum":"a3d0c57e6829564e9f7543c9666b1ad64af3529520ca51e775d7ebd78def70b0","sync_pubkeys":false}

It's a test wallet

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the blockchain2john entry point and reproduce the failure using the full Blockchain.com Wallet V4 JSON included in the issue. Compare its handling with the working btcrecover path, then verify that the tool extracts a usable hash from this wallet format.

Written by the indexing model from the issue text.

Assessment

Tech stack
blockchain, c
Domain
cryptography, security
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
25/100

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