Bitcoin News / Bitcoin Stack Exchange - 6 years ago
Questions about cryptocurrencies or projects that are not Bitcoin, and are not applicable to Bitcoin, are off-topic. For more information, see this meta discussion.
Questions about cryptocurrencies or projects that are not Bitcoin, and are not...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
DNS seeds which give you a list of hard-coded stable nodes.
No, they don't do that and you are reading those answers incorrectly.
The DNS seeders give you a list of random nodes from a set of stable nodes. They are not hard coded and hard coding n...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
You will need:
the private key in WIF format
to know the context in which this key was used (for what type of scripts)
optionally, the approximate date at which you started using this key
Rescan the block chain for transactions
Let's take the OP's i...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
these questions would justify a whole section of a book. To avoid this, I put a link at the end of the message. In between, I'll try to answer some parts of your question.
I've gone through dozens of videos and texts, but haven't found properly how...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
The discrete logarithm problem is a cryptography concept that underlies the basis of much of modern cryptography.
In general the discrete logarithm problem states that for the equation bk (mod p) = a where b, a, and p are known values and p is prime...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
architecture - What Software Patterns does the Bitcoin source code use? - Bitcoin Stack Exchange
Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency...
Bitcoin News / Bitcoin Stack Exchange - 6 years ago
I was suprised by the title which is saying : "Btc remains unspent" wheras BTC were sent to an unknown address. There's a kind of payment address method is named P2NullData. The script starts by the OP_RETURN (0x6a) and by the content size.
You have...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
Neither currencies nor coins are stored anywhere but at addresses out on the blockchain.
You may be talking about the secrets that give authority to send / spend those assets?
Seed Recovery phrases, passwords, PIN codes, private keys, master extende...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
When creating a new cryptocurrency, you must decide whether it will be a coin or a token. A coin exists on its own blockchain, while a token exists on an existing blockchain. The blockchain makes cryptocurrencies secure and decentralized.
Creating a...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
cryptography - Is there a point on the secp256k1 curve for any given X coordinate? - Bitcoin Stack Exchange
Bitcoin Stack Exchange is a question and answer site for Bitcoin crypt...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
Public / Private key encryption requires that the private key is never revealed - the owner must keep it secret.
Message and transaction signing is done with the private key and verified with the associated public key. So the private key is never re...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
What you really do is to send bitcoins (with a phone app, in this case) to a bitcoin address. So, strictly speaking, Blockchain or Coinbase, if we consider only the send/receive function, are providing you something it's already yours, meaninf that...
Bitcoin News / Bitcoin Stack Exchange - 7 years ago
I learned that the blocks and transactions are stored locally in .bitcoin/blocks/index and .bitcoin/chainstate databases, respectively.
I want to make a direct query to those databases to measure the response time.
However, I foun...
Bitcoin News / Bitcoin Stack Exchange - 8 years ago
As I said in the comment above, you're talking about a service to manage actual money. Please don't offer this service to other people until you're sure it's working properly and it doesn't have security flaws.
You should try to make your wallet wor...
Bitcoin News / Bitcoin Stack Exchange - 8 years ago
Is Ethereum essentially Bitcoin with a Turing-complete scripting language and, if I understand correctly, where the script to be executed (not its hash) is placed in the Ethereum blockchain?
That's a bit of a simplification, (Ethereum has other...
Bitcoin News / Bitcoin Stack Exchange - 8 years ago
To an extent yes. It's bad that mining pools are so big and fairly concentrated. Work is being done to try to alleviate this.
A few points limit the threat though:
The amount of harm miners can do is limited. They can't outright steal money, or cr...
Bitcoin News / Bitcoin Stack Exchange - 9 years ago
To add to Claris' answer something that confused me in the empty scriptPubKey case that was explained to me on IRC this week.
None of the explicitly defined output types thus far (P2PK, P2PKH, P2SH, P2WPKH, P2WSH, P2SH-P2WPKH, P2SH-P2WSH, P2TR) can...
Bitcoin News / Bitcoin Stack Exchange - 9 years ago
xG ( x of Generator point G) is a carefully selected 256 bit number that is divisible by the elements 0001, 0010, 0011, 0100, 0101, 0110, 0111 (1 to 7) i.e
0x79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798 =
550662630222773436695787...