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1  Bitcoin / Bitcoin Discussion / Re: What is your biggest regret in cryptocurrency? on: April 17, 2024, 07:16:42 PM
He found BTC.

Your stories are so boring... I personally, bought 1 BTC in 2013 also, but didn't hodl. Frankly speaking, $70k is not the sum I really miss.

The true disasspointment is the 32BTC puzzle. This beast allowed lucky AND/OR wise guys to earn dozens of BTC, especially the inventor of kangaroo searcher.
But for me it's only a loss of GPU time during all 5 years.
2  Bitcoin / Bitcoin Discussion / Re: == Bitcoin challenge transaction: ~1000 BTC total bounty to solvers! ==UPDATED== on: April 17, 2024, 06:18:54 AM
i wonder is it more probable to find a key through random approach or with consecutive trials ?

random mode adds probability to search same range more than once. also keyhunt speed slowly grows, at start it is 4exakeys/sec, after a week it is 6exakeys/sec (maybe it's just wrong counting, not real speed boost)

btw, keyhunt is suitable for puzzle 130?
3  Bitcoin / Project Development / Re: Large Bitcoin Collider Thread 2.0 on: April 08, 2024, 05:24:45 AM
1. it is stupid to search for 66 and other lower puzzles, because when you begin to spend them,  guys with kangaroo stuff will steal you key and likely overwrite your transaction.

2. The speed is ridiculous. keyhunt on ryzen7 is searching at speed of 4040394398072471407 keys per second (puzzle 130) no GPU

4  Bitcoin / Development & Technical Discussion / Re: BitCrack - A tool for brute-forcing private keys on: October 21, 2023, 07:35:19 PM
Ever since 2015, we are stuck at puzzle 66, you should double the key space size each bit you go up.

You're mistaken. P64 was depleted only 1 year ago.

P65 was depleted by different algo.

So, we are not really STUCK with 66
5  Bitcoin / Development & Technical Discussion / Re: BitCrack - A tool for brute-forcing private keys on: July 06, 2023, 08:38:33 AM
who solved ? which tools useing to crack keyhunt or BitCrack

Very unlikely that it was bitcrack. This magic kangaroo stuff is.

I wonder of RAM requirements for 120 puzzle. Who's next p66 or p125? )
6  Other / Off-topic / Re: [ARCHIVE] Bitcoin challenge discusion on: July 19, 2019, 06:47:06 AM
This code is so valuable I doubt anyone will just opensource it. And it's far from easy to write, as someone said there is probably only a handful working ones out there.

The same could be said about bruteforce code. Many years there was only crappy and slow LBC, then I payed a rather modest $450 to freelancer to fund opensource vanitygen fork.
In the same time Bitcrack was already done and also opensource, just not popular.

In result, as I can see, author of Bitcrack was donated several times with 0.1 BTC. That's better than nothing (a doubt he could use same resources as zielar)
7  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: March 01, 2019, 07:05:58 AM
Hello does anyone have a complete list of the taken addresses and it's corresponding private keys? from 1-60? Thank you

It's a bit boring to get last 10, they are spread on 20 pages.

1757756a93
2237d05330
4b5f8303e9
e9ae4933d6
153869acc5b
2a21e3a7271
6bd3b27c591
e02b35a358f
122fca143c05
2ec18388d544
6cd610b53cba
ade6d7ce3b9b
174176b015f4d
22bd43c2e9354
75070a1a009d4
efae164cb9e3c
180788e47e326c
236fb6d5ad1f43
57dfa374c1d98f
9d18b63ac4ffdf
1eb25c90795d61c
2c675b852189a21
7496CBB87CAB44F

First 55 are in one message
8  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 28, 2019, 06:59:24 AM
1       target compressed      107 Mkey/s
2.7M targets both                     46 Mkey/s

OK, not stubborn, but alternatively gifted.
Do you really think that 46 vs 107 is "won't change much"?
9  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 27, 2019, 02:30:23 AM
You, stubborn boyz, don't get simple thing: bounty is 100% compressed, so you need only -c switch.
For abandoned wallets you 100% need both -u and -c switches.
That's 2x drop.

bloom filter with thousands of addressed also cannot be free. Here you get another ~50% drop.

So, 1 address vs thousands is really around "3X difference".
10  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 26, 2019, 02:53:15 AM
Thank you for you very competent comments.

Welcome.

I claim that an Rx480 does 105MHkey/s on 01 target and 85 MHkey/s on 2,749,473 targets (compressed only)... draw you own conclusions. This is no BS.

1. Most abandoned wallets are uncompressed.
2. If speed with one address is almost the same as with 2.7M, then you haven't found right values for -b A -t B -p C
No other options.
11  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 25, 2019, 02:53:00 AM
One target or 45000 target won't change much.

So incompetent opinion.
1 compressed address makes 250MK
50k compressed+uncompressed 80MK
(on gf1070)

that's 3.1 times difference.

Never tried it, because most of non empty BTC addresses are compressed

Another BS  Smiley

This trick will increase your likelihood in finding the key as times increases

3rd BS.
12  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 22, 2019, 05:08:45 AM
Hi, guys! I have 36 rx480 cards running with bitcrack, if anyone can give me tips, I'll be very grateful!

Sell cards, buy bitcoin and hodl.
13  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: February 14, 2019, 06:28:16 AM
How can one get the BCH pk?
Someone can help me with answers.....Thanks.

Yeah, the PK is the same and you could take these $70 instead of asking Smiley

p.s. I guess there are other bitcoin forks. But it's a bit lazy to check...
14  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: January 28, 2019, 06:20:58 AM
Because it can be an digital analogue of a "black hole"

There are some shortcuts in curve generation, that's why point are generated in large batches.
But due to the next steps, that make hashes, other operations are calculated individually.

Maybe authors of Bitcrack, vanitygen have mislooked something else, but this optimization
should be not in stupid walls of numbers, but somewhere in the code of bruteforcer.

15  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: January 17, 2019, 02:56:23 AM
352 GHs on Bitcrack than means at least  3520*50 watt = 176 kWatt wasted electric power for a week that is 176*24*7 = 29568 kWh just for fun   Roll Eyes

Relax, it could be just a blabla to sow the seeds for doubt, underdevelopment and unrest in our beautiful community. HODL ON  Grin
16  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: December 29, 2018, 04:16:32 AM
private key case #N has N-1 random bits following the  leading bit. That's it.

If I was puzzle creator, I'd "forget" couple of ranges, say 60 and 61. That would make all mamma's bounty hunters to fall in endless loop trying to find puzzle60 forever and ever  Grin Grin  Grin
so all true bitcoins would be in safety.
17  Bitcoin / Project Development / Re: Faster and Autonomous Large Bitcoin Collider upgrade on: December 19, 2018, 04:59:38 AM
Actually the pub key can be calculated into the private key, and it is exponentially faster than bruteforcing,

Idea for nextgen bruteforcer: taking large wallets with spends and bruteforcing their priv keys from pub keys.

But that's for lawful evil guys, because it is 100% not lost wallets.
18  Bitcoin / Bitcoin Discussion / Re: Bitcoin puzzle transaction ~32 BTC prize to who solves it on: December 05, 2018, 04:54:03 AM
haha! puzzle 58 is cracked. some guys with superclusters got involved?  Grin
19  Bitcoin / Development & Technical Discussion / Re: BitCrack - A tool for brute-forcing private keys on: December 05, 2018, 03:04:09 AM
To search for a compressed key, the speed is even higher.

Great job, brichard!
bitcrack scales nice on top GPUs. It is 50% more effective, than 1070 (megakeys/bucks).
20  Bitcoin / Development & Technical Discussion / Re: BitCrack - A tool for brute-forcing private keys on: November 27, 2018, 03:06:57 AM
Cracking arbitrary addresses - funds that belong to other people - is completely different. IMHO.

If you find a large wallet in low addresspace (or address with collision to low addresspace) then actually you've done a security audit.
Whether you are thief or not is decided by your FOLLOWING actions, but not the fact that you bruteforced something.
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