Category : Bitcoin News

Bitcoin News

Memory usage. Adding a vector to each of the (now over 600000) CBlockIndex entries would be a significant memory usage increase (at least 48 bytes per entry, to be precise, on stdc++ 64-bit platforms). For most operations it's also unnecessary. Inst...

Exchange Confirmation Requirements

doublespend - Exchange Confirmation Requirements - Bitcoin Stack Exchange 2022 Developer Survey is open! Take survey. ...

Error -26: mandatory-script-verify-flag-failed (Signature must be zero for failed CHECK(MULTI)SIG operation)

Should I use Electrum Wallet OR Bitcoin Core as my website's payment gateway?

How do exchanges such as coinbase handle off-chain transactions?

What would a bitcoin quantum resistant address look like?

bitcoincore banned all peers and I can't to sync

Bitcoin Core banned all peers, so I can't sync

Basic point multiplication with G in libsecp256k1

How many bitcoin transactions can be verified per second on commodity hardware in 2020?

What does sigscript and witness mean?

Redeem script. script hash, witness script and witness program

Which bitcoin mining sites actually work and don't scam people?

Api to automatically check the status of a BTC transaction

Finding the lost Cryptocurrency

Pending transaction shows as confirmed on blockchain explorer

produce a public key from private key with ecc, with clear description about k=k*g

How can you generate a bitcoin Public Key from an existing Private Key using openssl?

How to connect a bitcoin node to a complete node through the local network?

How do you recognize that a transaction is the replacement of another?

Monitoring BIP125 transactions in the mempool

BTC-Wallet from "Airgap.it" asks for Receipient-Adress-Prefix "1ABC". What format is that?

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