| Content | Score | Started by | Date posted | ||
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crowex.com free bet promotion - win bitcoin Games and rounds
ok trafficoolayou have to be on the same browser and machine that you started th…
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n/a | Crowex | March 20, 2015, 11:30:31 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
hi, Sorry everybody but this is quite time consuming and I've been doing this a…
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n/a | Crowex | March 20, 2015, 11:15:45 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
Multi-sig escrow, I like it. Does arbitrator earns anything from the trade?And w…
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n/a | Crowex | March 20, 2015, 10:24:07 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
ok, I'm trying to do too much at once so I'll have to stop the bets for a few ho…
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n/a | Crowex | March 20, 2015, 08:43:33 AM |
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Protocol or Paper for Joint Random Secret Sharing (JRSS)...? Development & Technical Discussion
To extend this to a t of n case they must make sure that each and all of the pos…
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n/a | Crowex | March 11, 2015, 04:13:45 PM |
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crowex.com free bet promotion - win bitcoin Games and rounds
brandalan, I've activated you and sent you a contract
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n/a | Crowex | March 20, 2015, 06:23:47 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
Too many of these accounts are just for free promotions and are probably people…
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n/a | Crowex | March 20, 2015, 06:19:15 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
Thanks clubsofsteel, just so that everybody understands, the coins are held in a…
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n/a | Crowex | March 20, 2015, 05:43:19 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
some users are too new to enter this promotion.baddy99, megamore, hahay, jackrin…
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n/a | Crowex | March 20, 2015, 05:05:30 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
ok heringasem, I've sent another contract. You have to enter into negotiations. …
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n/a | Crowex | March 19, 2015, 08:40:44 PM |
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crowex.com free bet promotion - win bitcoin Games and rounds
hi there, everyone, I just noticed that this post has been moved to this thread…
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n/a | Crowex | March 19, 2015, 08:22:16 PM |
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Protocol or Paper for Joint Random Secret Sharing (JRSS)...? Development & Technical Discussion
The JRSS isn't for the signature itself, it's for deriving dealer-less shares of…
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n/a | Crowex | March 11, 2015, 07:04:20 AM |
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Protocol or Paper for Joint Random Secret Sharing (JRSS)...? Development & Technical Discussion
I read the paper on threshold signatures and I thought it would be a fun project…
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n/a | Crowex | March 10, 2015, 09:58:11 AM |
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crowex.com free bet promotion - win bitcoin Games and rounds
doV I've activated you tooif you check your contract list you should see an invi…
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n/a | Crowex | March 05, 2015, 05:35:59 PM |
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crowex.com free bet promotion - win bitcoin Games and rounds
username yahoo. waiting on activation email to hit my account and ill check you…
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n/a | Crowex | March 05, 2015, 05:24:37 PM |
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crowex.com peer to peer betting made easy Gambling
Hi, Is anyone interested in peer to peer gambling?Bet with any other individua…
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n/a | Crowex | March 05, 2015, 05:03:56 PM |
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crowex.com free bet promotion - win bitcoin Games and rounds
a chance to win some bitcoin for trying crowex.comHi everyone,It’s taken an enor…
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n/a | Crowex | March 05, 2015, 09:07:24 AM |
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New HD wallet that tolerates leakage of some child private keys Development & Technical Discussion
So I think that your original non-hierarchical secret sharing variant makes more…
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n/a | Crowex | January 29, 2015, 02:15:28 PM |
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New HD wallet that tolerates leakage of some child private keys Development & Technical Discussion
So I think that your original non-hierarchical secret sharing variant makes more…
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n/a | Crowex | January 29, 2015, 12:54:28 PM |
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private key threshold scheme Development & Technical Discussion
This https://www.crowex.com/static/digconapp/crowex_protocol.pdf is a protocol…
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n/a | Crowex | January 23, 2015, 08:40:17 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
http://point-at-infinity.org/ssss/Perhaps Shamir's secret sharing scheme may wor…
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n/a | Crowex | January 23, 2015, 08:30:17 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
sorry, I've updated the link in the original post so it should work now.I'll cha…
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n/a | Crowex | January 21, 2015, 09:48:23 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
hi, After coming across the blind signature protocol in this forum http://olegan…
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n/a | Crowex | March 11, 2014, 10:29:56 AM |
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[BETA TESTING] crowex.com Project Development
Interesting, I assume you have tested this somewhat? I would speak to a few of t…
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n/a | Crowex | January 14, 2015, 06:32:50 AM |
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[BETA TESTING] crowex.com Project Development
Not sure any of what you said makes sense. If it isnt a multisig wallet then you…
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n/a | Crowex | January 13, 2015, 06:38:26 PM |
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[BETA TESTING] crowex.com Project Development
Maybe Im missing something, but why not just use multi-signature With this metho…
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n/a | Crowex | January 13, 2015, 02:06:52 PM |
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[BETA TESTING] crowex.com Project Development
hi, We are looking for beta testers for our escrow (or crowex) website. www.cro…
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n/a | Crowex | January 13, 2015, 08:08:20 AM |
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New HD wallet that tolerates leakage of some child private keys Development & Technical Discussion
Implement a "flat" or "simulated" hierarchy, meaning that the key m/x/y/z is a l…
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n/a | Crowex | January 08, 2015, 01:51:44 PM |
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New HD wallet that tolerates leakage of some child private keys Development & Technical Discussion
well I've put some reading glasses on but I'm still trying to understand a coupl…
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n/a | Crowex | January 08, 2015, 11:50:48 AM |
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New HD wallet that tolerates leakage of some child private keys Development & Technical Discussion
I'm a bit confused in your paper, in the description of your wallet, because d i…
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n/a | Crowex | January 07, 2015, 06:42:10 AM |
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Funding network security in the future Development & Technical Discussion
There would be a certain percentage of miners that would try and include any lo…
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n/a | Crowex | November 04, 2014, 04:13:42 AM |
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Funding network security in the future Development & Technical Discussion
Suppose all the miners form a cartel. They will have no problem funding themselv…
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n/a | Crowex | November 03, 2014, 11:27:49 AM |
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Funding network security in the future Development & Technical Discussion
The tragedy of the commons relates to unregulated use of common resources. I don…
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n/a | Crowex | November 03, 2014, 08:10:51 AM |
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Funding network security in the future Development & Technical Discussion
The tragedy of the commons relates to unregulated use of common resources. I don…
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n/a | Crowex | November 02, 2014, 10:35:49 AM |
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Funding network security in the future Development & Technical Discussion
Network security is a very broad term. What are we actually talking about here?M…
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n/a | Crowex | October 31, 2014, 06:35:33 AM |
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Signature Mining (to embed messages into the blockchain without using OP_RETURN) Development & Technical Discussion
care to give a succinct explanation of the difference (not just for me but for…
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n/a | Crowex | October 29, 2014, 11:24:26 AM |
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Signature Mining (to embed messages into the blockchain without using OP_RETURN) Development & Technical Discussion
The paper I quoted explains the difference between steganography and subliminal…
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n/a | Crowex | October 29, 2014, 10:07:56 AM |
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Signature Mining (to embed messages into the blockchain without using OP_RETURN) Development & Technical Discussion
What you are talking about seems along the lines of subliminal channels.http://w…
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n/a | Crowex | October 29, 2014, 09:45:13 AM |
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Pegged Sidechains [PDF Whitepaper] Development & Technical Discussion
Quote from: sidechains.pdf6.1 Hashpower attack resistanceThe main thrust of this…
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n/a | Crowex | October 28, 2014, 09:13:27 AM |
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Idle Mining Development Project Development
Now how do you prove I wasn't mining on some other pool up until your challenge?…
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n/a | Crowex | October 27, 2014, 06:10:11 PM |
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Pegged Sidechains [PDF Whitepaper] Development & Technical Discussion
Ok, so in order to game the system I would have to wait until the end of the con…
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n/a | Crowex | October 26, 2014, 04:39:57 AM |
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Pegged Sidechains [PDF Whitepaper] Development & Technical Discussion
How does the parent chain know the current difficulty of the side chain (without…
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n/a | Crowex | October 25, 2014, 10:08:54 PM |
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Pegged Sidechains [PDF Whitepaper] Development & Technical Discussion
QuoteIn summary, we propose to make the parent chain and sidechains do SPV valid…
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n/a | Crowex | October 25, 2014, 06:18:15 PM |
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Blocksize Economics Development & Technical Discussion
It isn't so different but, as jonny1000 correctly observes, the competition mech…
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n/a | Crowex | October 17, 2014, 03:01:55 PM |
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Blocksize Economics Development & Technical Discussion
This is not a normal market with normal supply and demand. There are several k…
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n/a | Crowex | October 16, 2014, 07:00:14 PM |
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Merkle Trees - How many leaf nodes in a tree with N total nodes? Development & Technical Discussion
Examples: 6 4 51 2 3 {3}Total nodes = 6Leaf nodes = 3 7 …
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n/a | Crowex | October 03, 2014, 11:09:27 AM |
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What if SHA-256 is a poor random oracle? Development & Technical Discussion
Quoteat some point in the future, it seems likely SHA256 will be broken in a way…
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n/a | Crowex | September 18, 2014, 05:32:26 PM |
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Is it possible to create a message readable only to the owner of an address? Development & Technical Discussion
Greg told me that this method is insecure, but I still don't understand why. Li…
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n/a | Crowex | September 16, 2014, 05:31:27 AM |
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Unique Ring Signatures using secp256k1 keys Development & Technical Discussion
Could a ring signature set of several million people be created? Is there a limi…
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n/a | Crowex | September 07, 2014, 05:17:52 AM |
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Unique Ring Signatures using secp256k1 keys Development & Technical Discussion
To avoid this, you generate a random blinding key Q and sign with gP+gQ inste…
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n/a | Crowex | September 04, 2014, 11:43:01 AM |
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[ANN] Scalable Bitcoin Mixing on Unequal Inputs Development & Technical Discussion
hi, Really interesting paper. You state that the separate mixes of the simple cy…
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n/a | Crowex | August 26, 2014, 05:55:45 AM |
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Possible “reasons” for the transaction fee and possible price implications Development & Technical Discussion
ok, thanks. I missed the point in your original post that only transactions that…
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n/a | Crowex | July 09, 2014, 08:00:51 PM |
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Possible “reasons” for the transaction fee and possible price implications Development & Technical Discussion
I think this change could be a good improvement. However in the long run, it ma…
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n/a | Crowex | July 09, 2014, 09:45:23 AM |
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Possible “reasons” for the transaction fee and possible price implications Development & Technical Discussion
If I’m a miner then I’m selling a service to the consumer (someone who wants to…
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n/a | Crowex | July 04, 2014, 04:29:14 PM |
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A Non-Outsourceable Puzzle to Prevent Hosted Mining (and Mining Pools) Development & Technical Discussion
It’s easier to come up with problems and reasons why decentralisation won’t happ…
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n/a | Crowex | June 20, 2014, 05:50:38 AM |
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A Non-Outsourceable Puzzle to Prevent Hosted Mining (and Mining Pools) Development & Technical Discussion
What if your scheme was implemented and as a result the hosted mining schemes d…
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n/a | Crowex | June 19, 2014, 12:43:35 PM |
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M-of-N passwords to generate wallet encryption key Development & Technical Discussion
there are versions of SSS where the participants can use their own passwords to…
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n/a | Crowex | June 11, 2014, 06:54:56 PM |
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M-of-N passwords to generate wallet encryption key Development & Technical Discussion
Can't Shamir's secret sharing scheme already do the same sort of thing? If you…
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n/a | Crowex | June 11, 2014, 05:24:01 PM |
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new paper: Securing Bitcoin wallets via threshold signatures Development & Technical Discussion
I pointed out in my thread where this was first posted that the degree of the de…
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n/a | Crowex | April 01, 2014, 02:46:07 PM |
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ECDSA 2 of 2 signing Development & Technical Discussion
In the setup phase of your threshold signature generation does the polynomial ne…
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n/a | Crowex | March 31, 2014, 08:18:24 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
BTW, it's actually straightforward to avoid having a separate "dealer" even with…
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n/a | Crowex | March 30, 2014, 10:26:13 AM |
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a SIMPLE 2-out-of-3 private key Development & Technical Discussion
generate 3 keys a,b,cCalculate abcG which is the public key corresponding to you…
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n/a | Crowex | March 13, 2014, 01:42:15 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
I was under the impression that n-of-m ecdsa was outlined some time ago by this…
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n/a | Crowex | March 12, 2014, 05:22:15 PM |
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ECDSA 2 of 2 signing Development & Technical Discussion
Very cool to see someone playing with my approach. Haven't checked your paper th…
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n/a | Crowex | March 12, 2014, 07:53:04 AM |
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ECDSA 2 of 2 signing Development & Technical Discussion
yes, thanks, that was a typoI've corrected it
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n/a | Crowex | March 12, 2014, 03:32:06 AM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
For my own part, I would question that there is a non-ephemeral identification o…
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n/a | Crowex | March 11, 2014, 03:24:02 PM |
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Distributed Transaction Signing Development & Technical Discussion
You can tell the blindsigner what a and b are, but he can't guarantee that you'r…
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n/a | Crowex | March 05, 2014, 01:18:31 AM |
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Distributed Transaction Signing Development & Technical Discussion
That's a neat idea, to use oleganza's scheme as a threshold signature. However,…
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n/a | Crowex | March 04, 2014, 11:28:12 PM |
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Distributed Transaction Signing Development & Technical Discussion
If your system was not anonymous but had predefined membership then you could ha…
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n/a | Crowex | March 04, 2014, 10:29:52 PM |
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Implementing External State Contracts - Feedback Requested Development & Technical Discussion
Q_{ta} = d_{ta}*G = (d_t + d_a)*G = d_t*G + d_a*G = Q_t + Q_aI'm not sure if d_{…
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n/a | Crowex | March 02, 2014, 11:23:14 PM |
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Blind signatures using Bitcoin-compatible ECDSA Development & Technical Discussion
I don't understand how you are calculating P using the inverse of p?Ok, I should…
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n/a | Crowex | February 18, 2014, 01:11:28 AM |
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Blind signatures using Bitcoin-compatible ECDSA Development & Technical Discussion
I'm finding your paper a bit difficult to understand because you use the same no…
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n/a | Crowex | February 18, 2014, 12:37:19 AM |
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The per message secret and address reuse Development & Technical Discussion |
n/a | Crowex | January 22, 2014, 12:04:41 AM |
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The per message secret and address reuse Development & Technical Discussion
Generating random numbers is one problem, one that is solved by using the messag…
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n/a | Crowex | January 21, 2014, 10:28:36 PM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
Quotemaaku's solution does not seem to work as it requires communication between…
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n/a | Crowex | January 19, 2014, 12:17:12 PM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
However, sellers not reusing addresses that receive payments does solve the prob…
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n/a | Crowex | January 18, 2014, 05:52:28 PM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
I meant the users do choose their own identifiers, the dummy transaction is crea…
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n/a | Crowex | January 18, 2014, 12:07:10 PM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
I hope I've understood the problem correctly.I just meant that if you didn't wan…
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n/a | Crowex | January 18, 2014, 11:36:02 AM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
It's a bit more convoluted but if everybody signs a dummy transaction with ident…
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n/a | Crowex | January 18, 2014, 10:25:56 AM |
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Provable Sequential Hash Function Development & Technical Discussion
If the person who set the puzzle published the plaintext M it wouldn't really be…
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n/a | Crowex | January 16, 2014, 05:31:51 AM |
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Provable Sequential Hash Function Development & Technical Discussion
The validity of the working key can be confirmed in a single decryption step.No
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n/a | Crowex | January 15, 2014, 03:51:40 PM |
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Bitcoin protocol spec Development & Technical Discussion
A protocol is a system of rules and procedure that should be followed in a certa…
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n/a | Crowex | December 30, 2013, 07:49:22 PM |
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[ANN] CoinMessage: Secure Messaging with Bitcoin Addresses Development & Technical Discussion
II think bit message uses ECIES. I believe it's secure as long as you perform yo…
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n/a | Crowex | December 17, 2013, 10:06:57 PM |
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[ANN] CoinMessage: Secure Messaging with Bitcoin Addresses Development & Technical Discussion
Yes, that's the way I thought you were doing it? I don't understand the problem.…
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n/a | Crowex | December 17, 2013, 09:27:09 PM |
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[ANN] CoinMessage: Secure Messaging with Bitcoin Addresses Development & Technical Discussion
This seems along the lines of ECIEShttp://en.wikipedia.org/wiki/Integrated_Encry…
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n/a | Crowex | December 17, 2013, 08:42:49 PM |
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Nicolas Cary CEO Blockchain.info [video interview] Bitcoin Discussion
Why don't blockchain.info start a payment processing system and integrate it wit…
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n/a | Crowex | December 12, 2013, 06:59:39 PM |
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Bitcoin PayPhrase - human-friendly payment system Development & Technical Discussion
If I understand your idea correctly, you are proposing a standardised protocol f…
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n/a | Crowex | November 10, 2013, 10:54:15 PM |
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Proof of Storage to make distributed resource consumption costly. Development & Technical Discussion
is it possible to use this in a decentralised system where the nodes exchange ra…
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n/a | Crowex | October 31, 2013, 09:52:54 AM |
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Proof of Storage to make distributed resource consumption costly. Development & Technical Discussion
is it possible to use this in a decentralised system where the nodes exchange ra…
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n/a | Crowex | October 31, 2013, 07:20:17 AM |
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Off-chain anonymous transactions by secure transfer of private keys Development & Technical Discussion
So if someone brings out a new card after my card was issued and I haven't got t…
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n/a | Crowex | October 30, 2013, 01:52:35 PM |
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Off-chain anonymous transactions by secure transfer of private keys Development & Technical Discussion
No trusted third party server – information is secured by each smartcard, there…
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n/a | Crowex | October 30, 2013, 01:32:19 PM |
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Off-chain anonymous transactions by secure transfer of private keys Development & Technical Discussion
What is the protocol to establish an authenticated and encrypted channel between…
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n/a | Crowex | October 30, 2013, 01:00:14 PM |
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Off-chain anonymous transactions by secure transfer of private keys Development & Technical Discussion
What is the protocol to establish an authenticated and encrypted channel between…
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n/a | Crowex | October 30, 2013, 12:38:34 PM |
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How to verify the ownership of Bitcoins? Development & Technical Discussion
Say, a person says he owns 100BTC in certain addresses / wallets. Is there a way…
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n/a | Crowex | October 27, 2013, 07:18:38 PM |
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Creating Bitcoin passports using sacrifices Development & Technical Discussion
How about making the sacrifice to miners of blocks that have already been mined?…
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n/a | Crowex | October 27, 2013, 01:40:09 PM |
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Invoices/Payments/Receipts proposal discussion Development & Technical Discussion
1. Merchant pays for a certificate from a certificate authority, andthen gives t…
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n/a | Crowex | October 25, 2013, 10:11:54 AM |
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Invoices/Payments/Receipts proposal discussion Development & Technical Discussion
1. Merchant pays for a certificate from a certificate authority, andthen gives t…
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n/a | Crowex | October 25, 2013, 07:30:08 AM |
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BIP0032 Mistake Development & Technical Discussion
https://bitcointalk.org/index.php?topic=287866.msg3135820#msg3135820
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n/a | Crowex | October 18, 2013, 03:09:30 PM |
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BIP0032 Mistake Development & Technical Discussion
it was at the end of this topic, I'm not sure how I link directly to itBitcoin…
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n/a | Crowex | October 18, 2013, 02:29:03 PM |
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BIP0032 Mistake Development & Technical Discussion
I was reading through BIP0032 and I found what is clearly a mistake here: https:…
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n/a | Crowex | October 18, 2013, 01:23:13 PM |
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