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Mercado Bitcoin Says It Will Cover User Losses After ~$40M Hack

The Brazilian exchange says customers won't eat the loss, and partners including Tether, Circle and Chainalysis have already helped freeze $11 million of the stolen funds.

Mia Chen

· 2 min read

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Mercado Bitcoin Says It Will Cover User Losses After ~$40M Hack
Image via CoinDesk

Key takeaways

  • Mercado Bitcoin has pledged to cover all user losses from a hack of nearly $40 million
  • Tether, Circle and Chainalysis helped freeze $11 million of the stolen assets
  • The pledge means users should be made whole, but the exchange's own balance sheet takes the hit
  • Details on how the attack happened weren't included in the reporting available so far

Mercado Bitcoin says it will cover every dollar its users lost in a hack worth nearly $40 million. CoinDesk reported the pledge on Tuesday, Nov. 3.

Not all of the money may be gone for good. Partners including Tether, Circle and Chainalysis helped freeze $11 million of the stolen assets. By the reported figures, that's roughly a quarter of the total.

What we know

The headline numbers are simple. The theft came to close to $40 million. The exchange has promised to reimburse affected users in full. And $11 million is locked down, thanks to help from stablecoin issuers and a blockchain analytics firm.

Tether and Circle can freeze their own tokens at the issuer level, which is why they matter in a moment like this. Chainalysis tracks where stolen funds move. Put the two together and a thief's options shrink fast.

What we don't know yet: how the attackers got in, which assets they took, and how quickly users will be repaid. None of that was in the material I had, so I won't guess.

Why it matters

Exchange hacks tend to end one of two ways. Users get made whole, or they wait years in a bankruptcy queue. A full-cover pledge puts Mercado Bitcoin in the first camp, at least on paper.

Here's the catch. A promise isn't a payout. Watch for a timeline, and for whether the exchange publishes proof it has the funds to back the pledge. If you hold coins on any exchange, this is another reminder that custody risk is real. And the freeze-and-trace playbook only works on assets that can be frozen. Native coins can't be, and that's the open question next time.

Source: CoinDesk

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#Circle #Tether #Chainalysis #Exchange Hack #Mercado Bitcoin

Mia Chen

Mia digs into DeFi and on-chain data, translating protocol mechanics into plain English for everyday readers.

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