double-spend

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anchoys1337 / btc-rbf-cancel

Cancels an unconfirmed Bitcoin transaction by replacing its inputs at a higher fee (BIP 125 / full-RBF), with independent signature verification.

python bitcoin blockchain aml rbf bip125 mempool double-spend zero-confirmation transaction-replacement

Updated Aug 18, 2026
Python

anchoys1337 / zero-conf-exposure

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Measures what share of Bitcoin transaction replacements reduce or remove a payment to a recipient. Direct P2P mempool observation, 2,950 replacement episodes.

python bitcoin p2p aml rbf mempool blockchain-analysis financial-crime double-spend zero-confirmation

Updated Aug 18, 2026
Python

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