Bitcoin

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How do I spend bitcoins from multiple wallets in a single transaction?
Awarded Jul 18, 2019 at 14:30
What are the minimum and maximum lengths of a Mainnet Bitcoin address?
Awarded Jul 7, 2019 at 21:10
Concept of Validating Transactions
Awarded Jul 2, 2019 at 6:10
How can vulnerabilites in bitcoin be responsibly reported?
Awarded Jun 24, 2019 at 11:35
Filesystem is corrupt. How to find wallet.dat?
Awarded Jun 23, 2019 at 14:20
Long term BTC investing
Awarded Jun 21, 2019 at 5:45
Best Practices for hardened keys in HD wallets?
Awarded Jun 7, 2019 at 11:20
Where is the UTXO data stored?
Awarded May 21, 2019 at 11:10
How would SPV proofs be verified when moving assets back in 2-way pegged sidechains?
Awarded May 16, 2019 at 1:30
51% attack - apparently very easy? refering to CZ's "rollback btc chain" - How to make sure such corruptible scenario can never happen so easily?
Awarded May 11, 2019 at 15:55
Where in Bitcoin Core does it do X?
Awarded May 6, 2019 at 7:35
With 100% segwit transactions, what would be the max number of transaction confirmation possible on a block?
Awarded May 6, 2019 at 6:40
What is P2PK, P2PKH, P2SH, P2WPKH - ELI5
Awarded May 1, 2019 at 13:45
Turing completeness of Bitcoin Script
Awarded May 1, 2019 at 8:10
Will a Schnorr soft-fork introduce a new address format (i.e. not bech32)
Awarded Apr 30, 2019 at 18:40
Why was the Oct 2015 Transaction Malleability event possible in spite of BIP62/66?
Awarded Apr 29, 2019 at 6:50
Why does script need to be purged from transactions for mimblewimble to work?
Awarded Apr 17, 2019 at 11:55
Legal issues / banking issues selling Bitcoins to people OTC?
Awarded Apr 15, 2019 at 7:40
Why would you need to "catch up" in the 51% attack?
Awarded Apr 15, 2019 at 5:25
Lightning Route Discovery - How to know capacity in each direction?
Awarded Apr 13, 2019 at 21:50
When closing the channel for LN - how to calculate the fee for the blockchain transaction?
Awarded Apr 13, 2019 at 21:45
Can someone please explain FIBRE to me like I'm 5 and why is it useful?
Awarded Apr 11, 2019 at 0:25
Strongest vs Longest chain and orphaned blocks
Awarded Apr 9, 2019 at 13:55
How to unstuck a low-fee transaction with Electrum?
Awarded Apr 4, 2019 at 14:00
rpc cookie authentication
Awarded Mar 15, 2019 at 16:20
Bitcoin automatically diverted to bech32 address
Awarded Mar 2, 2019 at 0:15
Why doesn’t Bitcoin use UDP to do Blockpropagation?
Awarded Feb 25, 2019 at 3:55
Is there a limit on number of transactions included in a block? [duplicate]
Awarded Feb 17, 2019 at 8:50
The length of the Bitcoin's private keys
Awarded Feb 14, 2019 at 9:40
What are the benefits of Invertible Bloom Lookup Tables for Bitcoin?
Awarded Feb 7, 2019 at 20:00
Key derivation in HD wallets using the extended private key vs hardened derivation
Awarded Jan 29, 2019 at 13:15
How to implement a game like SatoshiDice?
Awarded Jan 28, 2019 at 18:45
How can I get bitcoins in Canada?
Awarded Jan 27, 2019 at 3:30
Which is the relation between transactions and blocks?
Awarded Jan 25, 2019 at 14:00
All Bitcoin Public Keys with non-zero balance
Awarded Jan 23, 2019 at 1:45
What's the difference between PoW and PoS?
Awarded Jan 13, 2019 at 1:10
What is the origin of insecure 64-bit nonces in signatures in the Bitcoin chain?
Awarded Jan 12, 2019 at 0:55
Merkle Root and Merkle Proofs
Awarded Jan 3, 2019 at 7:50
Work distribution in a mining pool
Awarded Jan 1, 2019 at 20:30
Preparing for Bitcoin Gold
Awarded Dec 19, 2018 at 9:00
Is it important to have an unencrypted backup of the private key?
Awarded Dec 19, 2018 at 9:00
What is the Ripple equivalent of the "51% attack?"
Awarded Dec 17, 2018 at 14:55
What is 42Coin? Why it is highly priced?
Awarded Dec 13, 2018 at 12:35
What is the tradeoff between privacy and implementation complexity of Dandelion (BIP156)
Awarded Dec 13, 2018 at 1:55
So I mined a block, but why would other nodes accept my mined block?
Awarded Dec 1, 2018 at 20:15
Where did the idea of blockchain come from? Git was already using it since 2005
Awarded Nov 30, 2018 at 7:35
Schnorr's batch validation
Awarded Nov 29, 2018 at 17:25
If someone wanted to pretend to be Satoshi by posting a fake signature to defraud people how could they?
Awarded Nov 17, 2018 at 7:20
How to estimate optimal fees for transaction in bitcoind?
Awarded Nov 14, 2018 at 12:40
What happens when the same wallet (private key) is used on several machines?
Awarded Nov 10, 2018 at 20:50
How does the Electrum wallet encryption work?
Awarded Nov 7, 2018 at 11:30
How to get addresses from scriptPubKey in segwit transactions?
Awarded Oct 27, 2018 at 22:40
Is is possible to prove you possess an amount of BTC without actually spending it?
Awarded Oct 27, 2018 at 17:05
Is there a difference between the multi-signature and Shamir's secret sharing?
Awarded Oct 26, 2018 at 22:20
How vulnerable is bitcoin to quantum algorithms? [duplicate]
Awarded Oct 25, 2018 at 15:45
Historical transaction/trade ratio. Available? Useful?
Awarded Oct 23, 2018 at 0:30
A complete bitcoin implementation in Python?
Awarded Oct 21, 2018 at 17:20
Where is Double hashing performed in Bitcoin?
Awarded Oct 17, 2018 at 9:45
Did Satoshi ever acknowledge that his name was a pseudonym?
Awarded Oct 12, 2018 at 22:20
Is sha-1 used in Bitcoin?
Awarded Oct 10, 2018 at 22:20
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