Liquid Network hackers offer to return most of 4,000 BTC once a critical bug is patched, telling Blockstream to ensure every node is updated first

The actors behind the Liquid Network breach have returned 3,998.49929211 BTC to the Liquid Federation, roughly 85% of the 4,000 BTC taken, per a transaction dated 2026-09-07 12:43 UTC. Communication occurred via OP_RETURN messages and PGP-encrypted text across blocks 965,822–965,930. Blockstream first asked the holder to contact its security team; the hacker replied offering to send most funds back, but only after a critical bug was fixed and every node patched. The final message asked to confirm the return address before transferring.

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