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Looking into forking the core wallet to use parallel computing to verify blocks Development & Technical Discussion
Bitcoin core's verification is already parallel. But there isn't as much parall…
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n/a | gmaxwell | October 09, 2014, 12:45:35 AM |
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Increasing the block size is a good idea; 50%/year is probably too aggressive Development & Technical Discussion
(e.g. by using transaction hashes and/or IBLT), once implemented, will certainly…
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n/a | gmaxwell | October 08, 2014, 06:13:35 PM |
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Proposal for eventual hash replacement Development & Technical Discussion
That isn't a hash function. It's a signature system (sadly one based on the auth…
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n/a | gmaxwell | October 08, 2014, 06:01:12 PM |
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A vulnerability in olalonde's implementation of gmaxwell's proof-of-solvency Development & Technical Discussion
The requirement is that if there is fraud it must be detectable by some user und…
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n/a | gmaxwell | October 08, 2014, 02:35:20 PM |
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Bicliques preimage attack, is it a worry? Development & Technical Discussion
No, more certification weaknesses (around 2^256 work) on reduced round versions.
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n/a | gmaxwell | October 02, 2014, 12:30:14 PM |
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Can side-chains be used to achieve optimal network security / transaction fees? Development & Technical Discussion
Handling the non-1:1 case when the 1:1 case is solved is trivial, more challengi…
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n/a | gmaxwell | September 26, 2014, 10:46:58 PM |
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Bitcoin v1 questions Development & Technical Discussion
The next major version will be v 0.10
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n/a | gmaxwell | September 26, 2014, 11:39:20 AM |
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sendtoaddress sendmany api change proposal. Development & Technical Discussion
We don't generally use BIPs for random UI things.As far as the idea goes— perhap…
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n/a | gmaxwell | September 26, 2014, 11:38:13 AM |
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Difference Wallet - Brainwallet Beginners & Help
Do not use a brainwallet unless you really know exactly what you are doing.If yo…
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n/a | gmaxwell | September 25, 2014, 02:33:57 PM |
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Is calendar time used in the Bitcoin network? Development & Technical Discussion
Does that mean that if the Bitcoin protocol is changed so that all nodes check f…
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n/a | gmaxwell | September 22, 2014, 12:57:39 PM |
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BIP proposal: Automatic Wallet Backup scheme Development & Technical Discussion
ASIC-8Tile - We are trying to get away from servers.You misunderstand the sense…
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n/a | gmaxwell | September 22, 2014, 11:19:13 AM |
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delete Archival |
n/a | gmaxwell | September 22, 2014, 02:00:12 AM |
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Were mining pools originally considered Development & Technical Discussion
...Quoteand if they are in fact a desirable thing to have as part of the network…
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n/a | gmaxwell | September 21, 2014, 09:01:02 PM |
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delete Archival |
n/a | gmaxwell | September 19, 2014, 07:55:17 PM |
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delete Archival |
n/a | gmaxwell | September 19, 2014, 01:43:28 PM |
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Using sipa's secp256k1 library to find a public key from a private key Development & Technical Discussion
I think you want to use secp256k1_ecmult_gen() followed by secp256k1_ge_set_gej(…
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n/a | gmaxwell | September 18, 2014, 06:03:00 PM |
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Were mining pools originally considered Development & Technical Discussion
I am wondering if mining pools were originally thought about when Satoshi origin…
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n/a | gmaxwell | September 17, 2014, 10:34:15 PM |
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Running a full node is starting to be a pain Development & Technical Discussion
Yeah, I found that discussion a while ago, am a bit frustrated that nothing seem…
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n/a | gmaxwell | September 17, 2014, 02:10:47 PM |
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Speed up the import of bootstrap.dat using mining hardware - is it possible? Development & Technical Discussion
It seems that the complexity of the import algorithm is worse than linear with t…
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n/a | gmaxwell | September 16, 2014, 01:44:52 PM |
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How to run testnet and bitcoind on same server Bitcoin Technical Support
So if you are e.g. running sshd on the default port on the same IP address prepa…
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n/a | gmaxwell | September 07, 2014, 08:42:59 PM |
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Im getting free BTCs mined to my wallet - WTF??? Bitcoin Technical Support
but who doesn't like free money, right? Of course you're going to pay attention…
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n/a | gmaxwell | September 07, 2014, 07:34:49 PM |
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[Want Feedback] Improved Stealth Address send/discovery method. Development & Technical Discussion
What you're proposing there isn't new -- it's older than "stealth adresses", but…
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n/a | gmaxwell | September 07, 2014, 02:41:59 PM |
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Using OP_CAT Development & Technical Discussion
You just have to have alice and bob prove that they know the discrete logs of th…
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n/a | gmaxwell | September 07, 2014, 02:17:29 PM |
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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 | gmaxwell | September 05, 2014, 04:15:44 PM |
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New idea for security to sell - all malware obsolete Altcoin Discussion
People making extraordinary claims should provide extraordinary evidence.Separat…
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n/a | gmaxwell | September 05, 2014, 11:08:33 AM |
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Using OP_CAT Development & Technical Discussion
1a) implicit conversions between integers and bit strings with semantics dependi…
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n/a | gmaxwell | September 04, 2014, 05:19:28 PM |
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Peter Todd's OP_CHECKLOCKTIMEVERIFY Development & Technical Discussion
We've already got good reason to expand the context to be at least the CTxOut's…
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n/a | gmaxwell | September 04, 2014, 04:00:00 PM |
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Unique Ring Signatures using secp256k1 keys Development & Technical Discussion
QuoteI don't really know exactly what the ring signature protocol is (any links?…
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n/a | gmaxwell | September 04, 2014, 03:51:39 PM |
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Running a full node is starting to be a pain Development & Technical Discussion
What versions are your nodes based on? For current versions there should be rela…
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n/a | gmaxwell | September 04, 2014, 11:52:51 AM |
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why did bitcoin choose secp256k1 over secp256r1? Development & Technical Discussion
I believe that the ECC/NSA thread you referenced did eventually nail down every…
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n/a | gmaxwell | September 04, 2014, 11:46:36 AM |
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why did bitcoin choose secp256k1 over secp256r1? Development & Technical Discussion
I took the question to crypto.stackexchange.http://crypto.stackexchange.com/ques…
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n/a | gmaxwell | September 04, 2014, 05:39:33 AM |
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Peter Todd's OP_CHECKLOCKTIMEVERIFY Development & Technical Discussion
Huh? You do have to check the scripts - the scripts are a new way for the transa…
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n/a | gmaxwell | September 04, 2014, 02:44:19 AM |
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Using OP_CAT Development & Technical Discussion
Code:inputs: pubkey signature secretOP_DUP OP_EQUALOP_IF OP_ELSE OP_EQUALVERI…
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n/a | gmaxwell | September 04, 2014, 01:39:55 AM |
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Using OP_CAT Development & Technical Discussion
I absolutely agree that additional type data makes for software which is easier…
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n/a | gmaxwell | September 04, 2014, 01:22:40 AM |
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Peter Todd's OP_CHECKLOCKTIMEVERIFY Development & Technical Discussion
I circulated a patch for a different approach for Bitcoin a long time ago: https…
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n/a | gmaxwell | September 04, 2014, 01:18:24 AM |
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for Win - share a data directory Bitcoin Technical Support
You can specify the same data directory with "-datadir" in a .conf file. See her…
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n/a | gmaxwell | September 03, 2014, 10:31:46 PM |
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[BIP][Draft] SPV improvement for light wallet Development & Technical Discussion
I can very very cheaply create 100 difficulty 1 blocks and feed them to your cli…
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n/a | gmaxwell | September 03, 2014, 10:27:34 PM |
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Using OP_CAT Development & Technical Discussion
Well guys, I broke theoretical bitcoin. My lack of relevant knowledge has theore…
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n/a | gmaxwell | September 03, 2014, 08:28:13 PM |
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Using OP_CAT Development & Technical Discussion
Typed data on the stack makes writing correct code much harder, I can't say that…
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n/a | gmaxwell | September 03, 2014, 07:44:19 PM |
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Unique Ring Signatures using secp256k1 keys Development & Technical Discussion
Something to watch out for here is that it's coercion vulnerable, which I think…
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n/a | gmaxwell | September 03, 2014, 07:31:34 PM |
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Using OP_CAT Development & Technical Discussion
Well, there can only be one OP_CHECKSIG...Thats not true.QuoteWhy not make that…
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n/a | gmaxwell | September 03, 2014, 06:11:18 PM |
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Using OP_CAT Development & Technical Discussion
Set a maximum total memory for the stack and a script that exceeds that value au…
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n/a | gmaxwell | September 03, 2014, 05:02:54 PM |
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Using OP_CAT Development & Technical Discussion
I'm not a programmer so this may sound very stupid:[...]Max OP_CAT output size =…
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n/a | gmaxwell | September 03, 2014, 12:30:50 PM |
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How (and why) to use the Relay Network Archival
Would something similar to this relay network be useful for the p2pool share cha…
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n/a | gmaxwell | September 02, 2014, 08:15:36 PM |
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Running a full node is starting to be a pain Development & Technical Discussion
Not that im aware of, there are multiple websites that have all that information…
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n/a | gmaxwell | September 02, 2014, 02:19:54 PM |
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How (and why) to use the Relay Network Archival
I've been running the relay node client since Matt wrote it and it appears save…
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n/a | gmaxwell | September 02, 2014, 03:54:11 AM |
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Pruning of old blocks from disk Development & Technical Discussion
QuoteWhy not just store blocks at regular intervals? What is the benefit of mak…
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n/a | gmaxwell | September 02, 2014, 03:39:13 AM |
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[2014-09-02] Bitcoin is Really Fragile” – Bitcoin Core Developer Mike Hearn Press
Jeff's comments, and my (I'm nullc on reddit) comments: http://www.reddit.com/r/…
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n/a | gmaxwell | September 02, 2014, 01:03:31 AM |
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Reducing the memory footprint but still retain full node capabilities. Development & Technical Discussion
I am measuring the actual usage. And while ram may be cheap, memory controllers…
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n/a | gmaxwell | September 01, 2014, 10:37:39 PM |
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Using OP_CAT Development & Technical Discussion
Sure sure, as I said about it's not hard in theory, but theres the lesson— even…
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n/a | gmaxwell | September 01, 2014, 10:30:40 PM |
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Running a full node is starting to be a pain Development & Technical Discussion
Not that im aware of, there are multiple websites that have all that information…
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n/a | gmaxwell | September 01, 2014, 10:22:31 PM |
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Reducing the memory footprint but still retain full node capabilities. Development & Technical Discussion
I would like somebody more familiar with the bitcoin core client to tell me if i…
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n/a | gmaxwell | September 01, 2014, 10:10:06 PM |
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Using OP_CAT Development & Technical Discussion
As for the expodential groth, I read somewhere something like: Replacing two in…
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n/a | gmaxwell | September 01, 2014, 07:56:22 AM |
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Any reason to allow multiple incoming connections from same peer? Development & Technical Discussion
We should certantly prioritize bumping duplicate source IPs when we implement do…
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n/a | gmaxwell | September 01, 2014, 06:42:05 AM |
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Parse the blockchain for all addresses with positive balance Altcoin Discussion
What are you trying to accomplish— at a macroscopic level? We might have better…
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n/a | gmaxwell | August 31, 2014, 09:42:06 PM |
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Using OP_CAT Development & Technical Discussion
An altcoin make a technical change? Keep dreaming. I am aware of none of them…
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n/a | gmaxwell | August 31, 2014, 05:50:41 PM |
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Pruning of old blocks from disk Development & Technical Discussion
The reason the blocks are accessed in so few places now is because 0.8 did most…
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n/a | gmaxwell | August 30, 2014, 01:09:59 PM |
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Really Really ultimate blockchain compression: CoinWitness Development & Technical Discussion
As people are talking about scalability again, is there any new development in S…
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n/a | gmaxwell | August 29, 2014, 02:32:42 PM |
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Share your ideas on what to replace the 1 MB block size limit with Development & Technical Discussion
The next question is: Can the max block size be made flexible (for example: a fu…
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n/a | gmaxwell | August 28, 2014, 05:43:47 PM |
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Bitcoin Core stopped connecting??? Bitcoin Technical Support
Are you in China?
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n/a | gmaxwell | August 27, 2014, 08:53:01 PM |
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Bitcoin blockchian in sql db Development & Technical Discussion
Your english seems fine— far better than my {whatever your native language is},…
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n/a | gmaxwell | August 24, 2014, 06:41:13 PM |
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custom exchange rate between two parties Trading Discussion
Capability? Agreements between two people are between two people, they can do w…
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n/a | gmaxwell | August 24, 2014, 06:39:10 PM |
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[ANN] Scalable Bitcoin Mixing on Unequal Inputs Development & Technical Discussion
Neat, I will be sure to read this.The second paper, forthcoming, is on a new mix…
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n/a | gmaxwell | August 22, 2014, 03:09:51 PM |
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Bitcoin Core Replace By Lowest Hash Development & Technical Discussion
the block with the most work would be the block with the lowest hashIncorrect. T…
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n/a | gmaxwell | August 22, 2014, 12:10:42 PM |
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Share your ideas on what to replace the 1 MB block size limit with Development & Technical Discussion
Some of the 1MB-block supporters believe we should keep the limit forever, and m…
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n/a | gmaxwell | August 22, 2014, 12:31:13 AM |
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Share your ideas on what to replace the 1 MB block size limit with Development & Technical Discussion
1MB-block supporters have 2 major arguments: decentralization and block space sc…
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n/a | gmaxwell | August 21, 2014, 03:17:06 PM |
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Negative balance Service Discussion
https://archive.today/VZbyc
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n/a | gmaxwell | August 20, 2014, 07:01:24 PM |
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Running a full node is starting to be a pain Development & Technical Discussion
So here's my question: is there something about the way the bitcoin client is bu…
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n/a | gmaxwell | August 19, 2014, 05:06:23 PM |
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Towards a better proof of work algorithm Altcoin Discussion
https://download.wpsoftware.net/bitcoin/asic-faq.pdf
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n/a | gmaxwell | August 19, 2014, 04:09:33 PM |
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bitcoind-ncurses: Terminal front-end for bitcoind Development & Technical Discussion
My peers page has no heightsYou're running a non-git version of bitcoind. Next m…
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n/a | gmaxwell | August 16, 2014, 09:24:16 PM |
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bitcoind-ncurses: Terminal front-end for bitcoind Development & Technical Discussion
WRT peer height.The syncheight is based on what the peer has advertised to us, s…
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n/a | gmaxwell | August 16, 2014, 06:28:50 PM |
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Blowing the lid off the CryptoNote/Bytecoin scam (with the exception of Monero) Altcoin Discussion
My favorite redflag so far, if you look at the timestamps of the first BCN block…
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n/a | gmaxwell | August 15, 2014, 11:21:08 PM |
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Why does store all inputs and outputs, instead of “account/balance” ledger? Development & Technical Discussion
First, the entire privacy model for Bitcoin is predicated on users not reusing k…
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n/a | gmaxwell | August 15, 2014, 11:11:50 AM |
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What is the forum's policy on blatant software license abuse? Meta
Beyond being unethical and stupid, closed source miners are a risk to the ecosys…
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n/a | gmaxwell | August 15, 2014, 10:02:26 AM |
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Blowing the lid off the CryptoNote / Bytecoin scam (excluding Monero) Altcoin Discussion
I don't disagree with you on the presale thing. I just don't understand why they…
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n/a | gmaxwell | August 15, 2014, 06:36:24 AM |
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Blowing the lid off the CryptoNote / Bytecoin scam (excluding Monero) Altcoin Discussion
Yep, I'd raised concerns about these claims before myself. Funny, I also checke…
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n/a | gmaxwell | August 15, 2014, 06:21:15 AM |
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Check Balance of Multiple Bitcoin Addresses ( Non py, Non Linux ) Development & Technical Discussion
May be he just found d.io site?Sure, then in a totally unrelated sequence events…
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n/a | gmaxwell | August 15, 2014, 02:51:00 AM |
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Check Balance of Multiple Bitcoin Addresses ( Non py, Non Linux ) Development & Technical Discussion
Maybe i missed that someone published a few hundred trillion private keys on a w…
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n/a | gmaxwell | August 14, 2014, 07:44:33 PM |
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Check Balance of Multiple Bitcoin Addresses ( Non py, Non Linux ) Development & Technical Discussion
Ok, after a week and a half of searching it is CLEAR that there is no easy solut…
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n/a | gmaxwell | August 14, 2014, 05:02:29 PM |
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Check Balance of Multiple Bitcoin Addresses ( Non py, Non Linux ) Development & Technical Discussion
Ah, so since you weren't helpful in your response I thought I'd research some...…
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n/a | gmaxwell | August 14, 2014, 06:42:49 PM |
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Check Balance of Multiple Bitcoin Addresses ( Non py, Non Linux ) Development & Technical Discussion
How the #$*@ did you end up a moderator?1: having a list of addresses and being…
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n/a | gmaxwell | August 14, 2014, 06:36:00 PM |
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Peer Discovery (STUN/ICE/TURN) Development & Technical Discussion
I'm all for removing the check to dyndns.org, but it seems like the two pull req…
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n/a | gmaxwell | August 14, 2014, 04:54:24 PM |
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Peer Discovery (STUN/ICE/TURN) Development & Technical Discussion
As I stated before, my current version: BitcoinCore v 0.9.1.0-g026a939-beta (64…
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n/a | gmaxwell | August 14, 2014, 01:34:57 PM |
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Peer Discovery (STUN/ICE/TURN) Development & Technical Discussion
> Thats a really foolish method. > The Bitcoin protocol already has a facility t…
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n/a | gmaxwell | August 14, 2014, 12:43:21 PM |
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Proof of Min Altcoin Discussion
NTP isn't trustless. You trust your servers and if they lie to you, your time wi…
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n/a | gmaxwell | August 14, 2014, 06:46:59 AM |
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Proof of Min Altcoin Discussion
And send 10 gajigga bytes of potentially min traffic around the network. Beside…
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n/a | gmaxwell | August 14, 2014, 01:08:57 AM |
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Peer Discovery (STUN/ICE/TURN) Development & Technical Discussion
Thats a really foolish method. The Bitcoin protocol already has a facility to id…
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n/a | gmaxwell | August 13, 2014, 08:37:57 PM |
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How can we prevent this attack from recurring? Mining
BFGminer supports TLS and can do cert validation.Or better, just run P2Pool. Thi…
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n/a | gmaxwell | August 13, 2014, 04:58:55 PM |
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[ANN] Spondoolies-Tech - carrier grade, data center ready mining rigs Hardware
Please keep it on topic folks.
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n/a | gmaxwell | August 13, 2014, 04:20:51 PM |
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Grabbing other peoples private keys with bitcoin-qt Beginners & Help
(for example, the heartbleed bug in 0.9 - I might be misunderstanding what exact…
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n/a | gmaxwell | August 12, 2014, 12:08:49 PM |
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Grabbing other peoples private keys with bitcoin-qt Beginners & Help
I just grabbed your USD bank account balance balance while grabbing your message…
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n/a | gmaxwell | August 12, 2014, 11:18:51 AM |
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O(1) block propagation Development & Technical Discussion
Don't also miss https://en.bitcoin.it/wiki/User:Gmaxwell/block_network_codingSee…
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n/a | gmaxwell | August 11, 2014, 10:20:39 PM |
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Blockchain type Development & Technical Discussion
You may find this some interest http://www.reddit.com/r/Bitcoin/comments/2bp3vk/…
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n/a | gmaxwell | August 11, 2014, 03:15:27 PM |
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Creating revolutionary new alt-coin.. Need people to bounce ideas off of Altcoin Discussion
Beyond having many unpaid debts, this class of idea has been proposed many times…
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n/a | gmaxwell | August 09, 2014, 03:56:20 PM |
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Reading Block directory : Sequential write ? Development & Technical Discussion
Thanks, I understand this solution is fragile.However, I don't see any solution…
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n/a | gmaxwell | August 08, 2014, 06:57:13 PM |
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Reading Block directory : Sequential write ? Development & Technical Discussion
Thats certantly the case today but we make no promise to maintain that in the fu…
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n/a | gmaxwell | August 08, 2014, 05:37:57 PM |
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Full node reward - request Development & Technical Discussion
Well, if you're setting up 1000 full nodes then you're doing a lot to help the n…
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n/a | gmaxwell | August 07, 2014, 02:53:14 PM |
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BIP proposal: Canonical Deterministic Signatures Development & Technical Discussion
RFC 6979 is hash-function agile, though it suggests that you use the same hash f…
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n/a | gmaxwell | August 07, 2014, 09:05:04 AM |
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BIP proposal: Automatic Wallet Backup scheme Development & Technical Discussion
Please do not use a #@$@ number without an assignment. Just call it BIP-oleganza…
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n/a | gmaxwell | August 06, 2014, 08:26:15 AM |
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Rule 30 automaton as hash function Development & Technical Discussion
Cellular automata may actually be difficult to analyze mathematically. Maybe lik…
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n/a | gmaxwell | August 06, 2014, 04:27:50 AM |
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