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Results tagged with transactions
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user 97121
Transactions are signed messages carrying out the transfer or generation of bitcoins. They are broadcast throughout the Bitcoin network and, if accepted, integrated in the blockchain.
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How a SegWit transaction is accepted without witness?
First, as perspective of legacy node(doesn't upgrade software):
When SegWit transactions are transferred, witness data is stripped. … But fresh nodes make a block which is consist of only 1MB transactions and NByte of witness(signature) data. …
- 363
3
votes
2
answers
1k
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Is Segwit really safe and reduced?
In the Segwit rules, transactions propagated to legacy node doesn't have any signature. so it will be valid as well as in terms of fresh node(supporting Segwit). …
- 363
2
votes
1
answer
757
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How do hardware wallets communicate with the outside world?
Hardware wallet has more security than software wallet because they
store private key in offline hardware, which online attackers cannot access. Thus, they sign
in the hardware and then send th …
- 363
0
votes
2
answers
604
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How Bitcoin dose find and verify UTXO ? is this efficient?
If Bitcoin sees all blocks, it will be very slow based on chain length and block size but, it can certainly verify incoming transactions. …
- 363
0
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97
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Is Wallet softwares safe? then how verify?
Some day, I thought that there are may fraud wallet to steal bitcoin.
It is really very achieved as following:
User should make a keypair at first time. at this time, wallet
software can send k …
- 363
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0
answers
115
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Manipulation of Bitcoin RPC with programmatically
I'd like to use Bitcoin source code(only RPC part) to manipulate with programmatically.
I have bitcoind and bitcoin-cli installed in my local computer but I don't know how to write code for my purpos …
- 363
2
votes
2
answers
272
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What is a mechanism of providing Merkle Path?
In the Bitcoin, SPV node can query that its transaction is included specific block to full node that provides merkle path which has super fast calculation.
In terms of full nodes, they have full-ledg …
- 363
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461
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The result of bitcoin-cli getpeerinfo command
When I type bitcoin-cli getpeerinfo in shell, conspicuous property of the result are addr and addrlocal addrbind.
14.xx is my address and others are peer's address.
I know that Bitcoin client can d …
- 363