Date: Fri, 24 May 2019 18:28:32 +0200 From: "Johny Krekan" <krekan@...nykrekan.com> To: "john-users@...ts.openwall.com" <john-users@...ts.openwall.com> Subject: Re: exact performance of supported ztex board for WPA/PSK cracking Thanx for information, so for cracking WPA PSK can John use other than GPU acceleration if yes what devices? GPUs are very temperature-intensive. Johny Krekan > >Solar Designer solar@...nwall.com >24. 5. 2019 16:24 > >Hi, >On Fri, May 24, 2019 at 03:52:30PM +0200, JohnyKrekan wrote: >> 1. What is the performance of a single ztex-15y board when used to crack WPA >PSK password? (passwords/sec)? >Currently none since it's not one of the 7 hash types that we support on >those boards. >There's this academic paper about implementation of WPA PSK on FPGA: >https://eprint.iacr.org/2016/547 >On ZTEX 1.15y, they get 87k p/s for WPA PSK. I'm not aware of them >having ever released their designs and host code, so it's not something >you can use. >If we approached this task, we'd probably get somewhat higher >performance (up to 2x higher), but we have no such plans currently. >> 2. Is it possible to conect such device to a notebook using some kind of USB >rack? >Yes. For one or a few devices, you just connect them directly to the >laptop's USB ports. For more than just a few, you need hub(s). Either >way, you also need 12V DC power adapters, but that's cheap and easy. >> I have found some devices >Where? I know quite some JtR users would like to purchase those boards >now, but have difficulty finding them available for sale. So maybe you >could help the community by sharing your source for those boards, after >you've purchased whatever quantity you might need for your own needs (if >you need one of the 7 supported hash types cracked on those boards, not >just the unsupported WPA PSK). >Thanks, >Alexander
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