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Question on the scriptSig and scriptPubKey Development & Technical Discussion
restrict Bitcoin keys to a subset of secp256k1 keys (i.e. Bitcoin keys must be…
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n/a | gmaxwell | May 06, 2014, 03:40:45 PM |
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Potential bug in bitcoin: long-range attacks. Development & Technical Discussion
That's the beauty of it - the result doesn't require exponential growth (though…
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n/a | gmaxwell | May 06, 2014, 03:32:35 PM |
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Potential bug in bitcoin: long-range attacks. Development & Technical Discussion
I think it's more interesting than you make it out to be. Consider the fact that…
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n/a | gmaxwell | May 06, 2014, 03:18:21 PM |
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Potential bug in bitcoin: long-range attacks. Development & Technical Discussion
The fact that such an obvious and simple attack has never happened suggests it c…
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n/a | gmaxwell | May 06, 2014, 02:25:52 AM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
QuoteThese sorts of schemes still erode the decentralization, but they are a ste…
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n/a | gmaxwell | May 05, 2014, 07:58:59 PM |
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Potential bug in bitcoin: long-range attacks. Development & Technical Discussion
checkpoints.Have nothing to do with this. A general tip: if you are commenting…
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n/a | gmaxwell | May 05, 2014, 06:52:37 PM |
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Could deterministic signatures be used to reduce Bitcoin's dependency on PRNG? Development & Technical Discussion
I think a deterministic k-value will be less prone to errors (like the Android r…
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n/a | gmaxwell | May 05, 2014, 06:50:51 PM |
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Could deterministic signatures be used to reduce Bitcoin's dependency on PRNG? Development & Technical Discussion
Reading through that message thread it looks like a proposed plan was a compile…
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n/a | gmaxwell | May 05, 2014, 01:04:15 PM |
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Bitcoin node on OpenWRT router question Development & Technical Discussion
I can't recommend people stay away from the RPI strongly enough. They are obscen…
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n/a | gmaxwell | May 05, 2014, 12:36:58 AM |
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Question on the scriptSig and scriptPubKey Development & Technical Discussion
The basic signing process should just use hash(transaction without inputs | hash…
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n/a | gmaxwell | May 04, 2014, 08:10:48 PM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
btw - gmaxwell, gave some more thought to your points. I think you need to read…
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n/a | gmaxwell | May 04, 2014, 04:41:34 PM |
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Question about script Development & Technical Discussion
There is nothing called "balance" in the bitcoin protocol.Or even resembling one…
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n/a | gmaxwell | May 04, 2014, 02:01:10 AM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
Why? The interpreter is already protected against this. Once the opcode limit is…
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n/a | gmaxwell | May 03, 2014, 09:16:13 PM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
I think you're really trivializing it. We're talking about the building of a wh…
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n/a | gmaxwell | May 03, 2014, 08:44:32 PM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
I think the complexity is manageable under certain conditions.You have a list of…
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n/a | gmaxwell | May 03, 2014, 07:31:31 PM |
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Turing complete language vs non-Turing complete (Ethereum vs Bitcoin) Altcoin Discussion
It isn't really a question of storage or bandwidth, since nodes are free to comp…
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n/a | gmaxwell | May 03, 2014, 07:11:51 PM |
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How do pools/miners secure their Bitcoins? Mining support
How do pools secure their bitcoins? Well mostly pools are holding other people'…
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n/a | gmaxwell | May 03, 2014, 05:33:11 PM |
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Few advertised node responding to me : Am I blacklisted ? Development & Technical Discussion
I prefer to make sure my implementation does not work only in the lab. Thats goo…
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n/a | gmaxwell | May 03, 2014, 01:15:33 PM |
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RNG vs PRNG for bip39 it's relation to Trezor Hardware wallets
Private keys must _always_ be derived from attacker unknowable data. That data c…
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n/a | gmaxwell | May 01, 2014, 08:28:14 PM |
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RNG vs PRNG for bip39 it's relation to Trezor Hardware wallets
but why doesn't a potential bias there reduce the overall assurance of the syste…
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n/a | gmaxwell | May 02, 2014, 04:39:41 PM |
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Standardising block versions Development & Technical Discussion
We already haved used the block numbers for upgrades, but nodes need to have new…
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n/a | gmaxwell | May 02, 2014, 04:32:52 PM |
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Few advertised node responding to me : Am I blacklisted ? Development & Technical Discussion
what are the rule so I can avoid that in the future ?Run your own nodes locally…
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n/a | gmaxwell | May 02, 2014, 04:19:54 PM |
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superblock checkpoint architecture Development & Technical Discussion
OK I think I am finally getting your drift. A full client can basically *alread…
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n/a | gmaxwell | April 30, 2014, 01:59:15 AM |
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enormous outgoing bandwidth with Satoshi client v0.9.1.0-g026a939-beta (64-bit) Development & Technical Discussion
Looking at how bittorrent handles peer selection and load distribution is probab…
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n/a | gmaxwell | April 29, 2014, 05:16:10 PM |
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[ANN] Spondoolies-Tech launches a new line of ASIC miners - Best W/GH/s ratio Hardware
Please do try to keep posts on-topic. While a moderate amount of comparisons wit…
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n/a | gmaxwell | April 29, 2014, 02:32:56 AM |
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superblock checkpoint architecture Development & Technical Discussion
This one kind of blew my mind You're not talking about SPV nodes either here I…
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n/a | gmaxwell | April 29, 2014, 02:31:05 AM |
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Faster recovery; just in case Development & Technical Discussion
This has been discussed many many many times. Please use the search.Any _automat…
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n/a | gmaxwell | April 28, 2014, 12:30:25 AM |
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How does pool mining and mining work under the hood? Development & Technical Discussion
That isn't right. Mining is memoryless, there is no progress made— analogous to…
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n/a | gmaxwell | April 27, 2014, 03:24:40 PM |
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List of good seed nodes to put in bitcoin.conf? Development & Technical Discussion
Please don't just stuff addnodes in to your configuration for random public node…
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n/a | gmaxwell | April 27, 2014, 12:04:11 PM |
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superblock checkpoint architecture Development & Technical Discussion
I guess one could argue that we trust the network to verify transactions and pro…
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n/a | gmaxwell | April 26, 2014, 06:39:18 PM |
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Orphaned blocks Development & Technical Discussion
Looking on blockchain.info, I see there's been orphaned blocks in the last month…
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n/a | gmaxwell | April 26, 2014, 06:25:51 PM |
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OP_CHECKMULTISIG question Development & Technical Discussion
Yes, they have to be in order in order to pass.
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n/a | gmaxwell | April 26, 2014, 06:23:33 PM |
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superblock checkpoint architecture Development & Technical Discussion
This kind of stuff has been discussed many times before. What you're suggesting…
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n/a | gmaxwell | April 26, 2014, 12:47:35 PM |
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OP_VERIFY question Development & Technical Discussion
It doesn't matter, someone was being overly detailed while documenting there.
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n/a | gmaxwell | April 26, 2014, 05:01:51 AM |
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Performance of Account structures in bitcoind Development & Technical Discussion
I was able to severely corrupt the wallet file by terminating bitcoind process.…
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n/a | gmaxwell | April 26, 2014, 04:33:29 AM |
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Bitcoin-Qt 0.9.1 (Core) doesn't require password for creating addresses. Why? Bitcoin Technical Support
On older versions (perhaps in 0.8.x), the wallet password was required to add a…
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n/a | gmaxwell | April 26, 2014, 04:24:26 AM |
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Can Maidsafe be used to solve the "storage problem" of Bitcoin's blockchain? Development & Technical Discussion
You can run a full node without storing the whole historic block chain. See sect…
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n/a | gmaxwell | April 26, 2014, 03:30:09 AM |
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Can Maidsafe be used to solve the "storage problem" of Bitcoin's blockchain? Development & Technical Discussion
Can hyped up non-existent vaporware cure cancer? Anyone's guess. I saw and ear…
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n/a | gmaxwell | April 25, 2014, 09:08:17 PM |
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**Introducing....HELIX CHAIN - Newest Addition to Crypto Mining Community** Mining (Altcoins)
I can't tell what this is about, so it's offtopic.
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n/a | gmaxwell | April 25, 2014, 07:02:35 PM |
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Proof of Storage to make distributed resource consumption costly. Development & Technical Discussion
Wait... I thought that was exactly what we were talking about. Could you expla…
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n/a | gmaxwell | April 25, 2014, 02:12:39 PM |
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Proof of Storage to make distributed resource consumption costly. Development & Technical Discussion
If you don't play it straight, there is probably a way to use a hash function or…
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n/a | gmaxwell | April 24, 2014, 06:37:08 PM |
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Proposal: Base58 encoded HD Wallet root key with optional encryption Development & Technical Discussion
The two 16-bit hashes is fine by me. It would remove a bit of functionality, but…
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n/a | gmaxwell | April 24, 2014, 06:08:59 PM |
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Proposal: Base58 encoded HD Wallet root key with optional encryption Development & Technical Discussion
I did a simple empirical test of the false positive rate, mostly to check to see…
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n/a | gmaxwell | April 24, 2014, 05:02:18 PM |
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[SOLD OUT][Worldwide] Gridseed 1 chip + 5 chip Dual miners 0.105/0.405 btc Group buys
I've unlocked this because there are people complaining to me about unshipped or…
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n/a | gmaxwell | April 24, 2014, 02:12:17 PM |
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15% transaction fee and 3,5 months to confirm? Development & Technical Discussion
Sorry to burst your bubble, but 100 satoshi outputs are not spendable according…
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n/a | gmaxwell | April 24, 2014, 12:26:38 PM |
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Proof of Storage to make distributed resource consumption costly. Development & Technical Discussion
I am not clear why a tree is required. "index maps to hash(seed | index)" seems…
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n/a | gmaxwell | April 24, 2014, 12:20:53 PM |
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ECDSA on fpga Development & Technical Discussion
Signing? Verification? Key generation?This subject is relevant to my interests,…
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n/a | gmaxwell | April 24, 2014, 12:06:32 PM |
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Proposal: Base58 encoded HD Wallet root key with optional encryption Development & Technical Discussion
The false positive rate with two keys in the filter is about 1 in 40,000. A bit…
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n/a | gmaxwell | April 23, 2014, 05:48:22 PM |
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Reused R values again Development & Technical Discussion
Practically all of the web keygen / signing apps I've audited use a really sketc…
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n/a | gmaxwell | April 23, 2014, 04:19:10 PM |
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How to obtain password using heartbleed Development & Technical Discussion
The data posted here appears to be purely http server data. I don't see the rel…
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n/a | gmaxwell | April 23, 2014, 01:29:00 AM |
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Proposal: Base58 encoded HD Wallet root key with optional encryption Development & Technical Discussion
Quote4. Calculate "preH" = PBKDF2-HMAC-SHA512(key = salt, msg = passphrase, iter…
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n/a | gmaxwell | April 22, 2014, 01:15:31 PM |
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Proposal: Base58 encoded HD Wallet root key with optional encryption Development & Technical Discussion
Snazzy approach to denyablity. I certantly like it better than what some other p…
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n/a | gmaxwell | April 22, 2014, 01:01:30 PM |
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The Private Automatic Miner Backbone Protocol (PAMBA) Development & Technical Discussion
We'd proposed something like this in P2Pool a while back— at least the basics of…
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n/a | gmaxwell | April 20, 2014, 05:48:13 PM |
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GetMyExternalIP() why, and what happens if down ? Development & Technical Discussion
Very little happens at all if it doesn't work. It's only used for hosts which ar…
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n/a | gmaxwell | April 20, 2014, 03:04:12 PM |
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Why is Difficulty exactly 1 until Dec 29th 2009? Development & Technical Discussion
Because it should have been lower based on the hashrate, but the system imposes…
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n/a | gmaxwell | April 16, 2014, 06:07:19 PM |
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Testnet blockchain download taking forever Development & Technical Discussion
Testnet difficulty is too high for cpu mining.You can still get the 20 minute bl…
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n/a | gmaxwell | April 16, 2014, 06:06:13 PM |
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Decreasing the variance of block interval w/o decreasing the mean of interval Development & Technical Discussion
As Maaku hints to, the a big reason Bitcoin has 10 minute blocks is because the…
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n/a | gmaxwell | April 16, 2014, 12:52:28 PM |
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Adaptive Pay per share Pools
Eligius' approach doesn't remove as much variance as it could, however. The pro…
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n/a | gmaxwell | April 15, 2014, 06:07:34 PM |
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51%-attack - Why exactly "51 percent"? Development & Technical Discussion
Preventing an attacker from replacing the current blockchain with his alternativ…
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n/a | gmaxwell | April 15, 2014, 10:59:44 AM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
there is no need to prevent mining pools, let the free markets sort this out.as…
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n/a | gmaxwell | April 14, 2014, 05:19:27 PM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
It makes me see mining pools in a different light: possibly a necessityCentraliz…
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n/a | gmaxwell | April 14, 2014, 01:42:37 PM |
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0.9 Malleability Fix - what was changed Development & Technical Discussion
But is this actually checked by isStandard()?Can't be yet, a majority of transac…
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n/a | gmaxwell | April 14, 2014, 01:20:07 PM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
A miner pool with 1% of the hash rate would share the load of block creation ove…
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n/a | gmaxwell | April 14, 2014, 01:07:59 PM |
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0.9 Malleability Fix - what was changed Development & Technical Discussion
The changes were to the isStandard() check. No, they weren't. The real malleabi…
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n/a | gmaxwell | April 14, 2014, 12:51:49 PM |
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Sidechain Technical Feasibility Discussion Development & Technical Discussion
still, you have the problem of convertability. if Alice wants to move 1 BTC to 1…
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n/a | gmaxwell | April 14, 2014, 12:17:59 PM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
All nodes would be mining the same blockThis is undesirable as it disallows user…
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n/a | gmaxwell | April 14, 2014, 10:34:41 AM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
This will also kill all ASIC-based mining because the bottleneck becomes the ECD…
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n/a | gmaxwell | April 14, 2014, 12:31:14 AM |
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Questions Regarding Gmaxwell's Namecoin proposals Development & Technical Discussion
I never saw this post originally, ... should have emailed me. :-/Quote1. For the…
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n/a | gmaxwell | April 13, 2014, 07:26:23 PM |
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Simple adjustment to prevent mining pools Development & Technical Discussion
Annoyingly, the obvious 'replacement' for pooled mining is not non-pooled mining…
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n/a | gmaxwell | April 13, 2014, 07:34:25 PM |
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random transaction checking Development & Technical Discussion
It's not two transactions, it's one transaction plus the number of inputs transa…
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n/a | gmaxwell | April 13, 2014, 07:28:40 PM |
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random transaction checking Development & Technical Discussion
Is that a real world test of some static verify the same signature with a key in…
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n/a | gmaxwell | April 13, 2014, 03:20:22 PM |
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Sidechain Technical Feasibility Discussion Development & Technical Discussion
if an Alt-Coin has a fatal bug, coins become worthless rather quickly. or say i…
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n/a | gmaxwell | April 13, 2014, 02:00:32 PM |
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random transaction checking Development & Technical Discussion
The overhead of that would significantly reduce any efficiency gains.libsecp256k…
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n/a | gmaxwell | April 13, 2014, 01:50:14 PM |
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ECDSA Question about safety of deterministic wallet Development & Technical Discussion
It is well known that reusing the k in different signatures will leak the privat…
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n/a | gmaxwell | April 13, 2014, 01:39:56 PM |
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Sidechain discussion Development & Technical Discussion
The sidechain would not be allowed to create any bitcoin, so the current mining…
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n/a | gmaxwell | April 11, 2014, 08:48:08 PM |
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Sidechain discussion Development & Technical Discussion
And so there would be free-market merged mining of the sidechains? Choose a side…
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n/a | gmaxwell | April 11, 2014, 08:34:21 PM |
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Sidechain discussion Development & Technical Discussion
a non-threatening and non-inflationary way. What you propose is creating compet…
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n/a | gmaxwell | April 11, 2014, 08:30:28 PM |
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Core devs opinion of different unit of account types? Development & Technical Discussion
1. We need colored coins+ natively in the Bitcoin core wallet (satoshi client) t…
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n/a | gmaxwell | April 10, 2014, 09:09:26 PM |
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Block malleability Development & Technical Discussion
Possible benefit? Instead of changing the extra nonce that requires computing ag…
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n/a | gmaxwell | April 10, 2014, 02:57:28 AM |
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Block malleability Development & Technical Discussion
begin to attack the network by signaling other values in the version field— dis…
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n/a | gmaxwell | April 09, 2014, 11:41:00 PM |
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Bitcoin Core compromised by Heartbleed - private keys exposed - How? Development & Technical Discussion
Also, RPC SSL. If you don't know what it is, you're not using it, though.I've te…
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n/a | gmaxwell | April 09, 2014, 09:52:38 PM |
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Block malleability Development & Technical Discussion
Hi everyone,This has surely been discussed before, so my apologies. I want to kn…
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n/a | gmaxwell | April 09, 2014, 09:49:14 PM |
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GridSeed 5-chip USB miner voltage mod Mining (Altcoins)
Please do try to keep this on-topic.
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n/a | gmaxwell | April 08, 2014, 08:05:56 PM |
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Av reports viruses in sst file Development & Technical Discussion
https://people.xiph.org/~greg/m.sst is a 16 byte sequence that appears to trigg…
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n/a | gmaxwell | April 07, 2014, 10:37:32 AM |
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TX replacement and nLockTime Development & Technical Discussion
I don't understand how you could ever rely on a newer transaction overriding an…
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n/a | gmaxwell | April 07, 2014, 09:43:31 AM |
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Stratum protocol discussion Pools
QuoteActually I'm on the track of protocol which will allow full democracy of th…
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n/a | gmaxwell | April 07, 2014, 12:35:14 AM |
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what causes forking? Development & Technical Discussion
Orphans don't have parents, but in bitcoin,There is some terminology confusion b…
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n/a | gmaxwell | April 06, 2014, 10:06:02 PM |
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AUTOMATIC downloaded virus(es) by Bitcoin Core 0.9.0 Bitcoin Technical Support
Can you please change your topic, it's a bit inflammatory.What you're seeing is…
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n/a | gmaxwell | April 05, 2014, 10:59:42 PM |
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Create false/fake transaction blocks and earn 25 BTC? Development & Technical Discussion
They are allowed to drift by up to 2 hours in either direction.OB-Pedantic: the…
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n/a | gmaxwell | April 05, 2014, 09:13:48 PM |
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Stratum protocol discussion Pools
It wasn't developed behind closed doors, you are just regurgitatingThe initial d…
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n/a | gmaxwell | April 05, 2014, 06:29:14 PM |
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WTS CoinTerra IV "2/TH" (more like 1.5-1.8TH/s) miner in Silicon valley/Bay area Computer hardware
They do plug into standard residential outlets but require either a dedicated 20…
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n/a | gmaxwell | April 05, 2014, 03:51:02 PM |
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Stratum protocol discussion Pools
From a protocol development perspective, stratum being defined in terms of diffi…
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n/a | gmaxwell | April 05, 2014, 01:46:45 AM |
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Av reports viruses in sst file Development & Technical Discussion
QuoteThe Little problem with classifying these as FP is that they aren't false p…
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n/a | gmaxwell | April 04, 2014, 10:16:57 PM |
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Cointerra power stepping vs wattage (vs hashrate) Hardware
Has anyone charted out the cointerra power stepping vs wattage (vs hashrate too,…
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n/a | gmaxwell | April 04, 2014, 10:03:09 PM |
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WTS CoinTerra IV "2/TH" (more like 1.5-1.8TH/s) miner in Silicon valley/Bay area Computer hardware |
n/a | gmaxwell | April 04, 2014, 06:06:35 PM |
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Av reports viruses in sst file Development & Technical Discussion
Since yesterday 01.20 GMT+1 my AV goes crazy. Multiple times per minute it repor…
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n/a | gmaxwell | April 04, 2014, 06:00:21 PM |
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HashFast announces specs for new ASIC: 400GH/s Hardware
Pretty sure VMC was around before Hashfast... can't swear on that though.Gotta s…
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n/a | gmaxwell | April 04, 2014, 02:51:18 PM |
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WTS CoinTerra IV "2/TH" (more like 1.5-1.8TH/s) miner in Silicon valley/Bay area Computer hardware
Greetings. I had a much delayed CoinTerra IV show up without prior notice... and…
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n/a | gmaxwell | April 02, 2014, 05:31:03 PM |
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[SECURITY] DoS Vulnerability Development & Technical Discussion
I stuffed some AV definitions into the testnet chain years ago and _no one_ has…
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n/a | gmaxwell | April 02, 2014, 04:42:49 PM |
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How is the base point G chosen for secp256k1? Development & Technical Discussion
The NSA picked it. There is no known way to gimmick the base point.As far as any…
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n/a | gmaxwell | April 01, 2014, 01:26:04 PM |
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