openwall / openwall/john

New Algorithm Request Blockchain.info V0 Wallet

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#5,350 8 comments 0 reactions 0 assignees View on GitHub

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enhancement
Dominant language
C
Stars
13.6k
Forks
2.6k
PR merge metrics
No merged PRs in 30d

Description

Blockchain v0 wallet is using a different algorithm than blockchain v1 wallets to v4.

Example of the wallet and password.
wallet.aes.zip

You can decrypt it here: https://pastehtml.com/view/blubcjzgc.html
https://github.com/blockchain/my-wallet-backup-decryption-tool

The creator posts about the wallet.
https://bitcointalk.org/index.php?topic=40264.msg799527#msg799527

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

No repository file or test is named. Start by examining the supplied wallet archive, the decryption page, the linked blockchain/my-wallet-backup-decryption-tool, and the v0 versus v1–v4 context; done means the v0 wallet algorithm is identified, implemented in John, and validated against the supplied example.

Written by the indexing model from the issue text.

Assessment

Tech stack
blockchain, c
Domain
blockchain, cryptography, security
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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