john-users - Re: How to utilities ethereum-opencl instead of ethereum

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Date: Mon, 26 Mar 2018 19:34:48 +0530
From: Dhiru Kholia <dhiru.kholia@...il.com>
To: john-users@...ts.openwall.com
Subject: Re: How to utilities ethereum-opencl instead of ethereum

On Fri, Mar 23, 2018 at 5:46 PM, ethanli <liyishi.ch@...com> wrote:
> python ethereum2john.py wallet.json > eth.enc
> john --device=gpu  --format=ethereum-opencl eth.enc
> ...
> No password hashes loaded (see FAQ)
>
> if running without opencl format, it works very slowly.
> john --format=ethereum eth.enc
> Cost 2 (kdf [0:PBKDF2-SHA256 1:scrypt 2:PBKDF2-SHA256 presale]) is 1 for all loaded hashes

Hi,

There is no support for scrypt KDF (Cost 2 -> 1:scrypt) in
opencl_ethereum_fmt_plug.c (ethereum-opencl format).

Such support is also unlikely to appear soon due to various factors.

Continue using CPUs for cracking such hashes.

Thanks,
Dhiru