Digital Asset
Intelligence
Security Incident · Exchange

Vertcoin 51% attack

·Historical incident record

Incident Overview

The chief maintainer of Vertcoin James Lovejoy revealed in an attack report on December 2 that a malicious entity targeted the cryptocurrency exchange Bittrex to manipulate the Vertcoin blockchain. The hacker paid at least $440 to attack VTC, but fortunately Vertcoin was not affected.

Sources & References

This record presents information attributed to the linked sources. Incident dates describe the original event, not a new report. Reported loss figures reflect the source record and are not current market valuations.

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  1. Incident date
    Target

    Vertcoin

    Attack method51% attack
    Reported loss$ 100,000
  2. Incident date
    Target

    FCoin

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    Reported lossNot disclosed
  3. Incident date
    Target

    Bisq

    Attack methodDefects in the transaction agreement
    Reported loss$ 250,000
  4. Incident date
    Attack methodRoll back attack
    Reported loss54,653 TRX
  5. Incident date
    Target

    Upbit

    Attack methodWallet Stolen
    Reported loss342,000 ETH