The two parties have been communicating via OP_RETURN transactions on the Bitcoin blockchain.
‘White Hat’ Liquid Network Crypto Hackers Are Now Grandstanding and Demanding a 10% Bounty
Worth a Look
Trezor Model One Hardware Wallet — When headlines are full of bounty-demanding hackers and exploited networks, keeping your own coins off exchanges and sidechains looks smarter than ever. The Trezor Model One stores your private keys offline on a dedicated device, with on-screen confirmation for every transaction so nothing moves without your physical approval.
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