There’s no sugarcoating it— bitcoin is clinging to the cliff’s edge at $91,200, balancing between a crucial support at $89,000 and a failed launch pad near $95,000. With a 24-hour price rollercoaster stretching from $89,189 to $95,418 and a staggering $122.74 billion in trading volume, the crypto king is drawing a crowd, but not exactly […]
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script – How does CSFS re-keying / laddering avoid replay across UTXOs?
With OP_CHECKSIGFROMSTACK (CSFS), signatures are verified against an explicit message rather than the transaction sighash. This seems to allow the...









