Bitcoin’s Permanent Message Board: Inside the Coldcard Hacker’s Wallet, Where Victims Beg and Launderers Advertise
A Bitcoin wallet associated with the Coldcard hacker, holding approximately $36 million, has become a permanent message board where victims and others can leave notes permanently etched onto the blockchain. This functionality is enabled by Bitcoin's OP_RETURN feature, which allows short text strings to be attached to transactions. The messages range from pleas for the return of stolen funds to advertisements for money laundering services, offering a unique glimpse into the aftermath of a major self-custody failure.
EGamers.io
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