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SuperHacker
replied 2084d
SuperHacker
By decoding the old unlock script, it's easy to get the SHA256s of subscriber emails who have solved Puzzle#1. Then cracker can calculate the P2SH address of each subscriber's fund.
SuperHacker
replied 2084d
SHA256(subscriber email who have solved Puzzle#1) have been leaked in Puzzle#1 related transactions' unlocking scripts.
SuperHacker
replied 2084d
And finally steal the funds haven't been claimed with the help of oracle.