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On January 15th, according to a report from Cointelegraph, Paolo Ardoino, Chief Technology Officer of Bitfinex, stated that on January 14th, a transaction worth nearly $15 billion, or 25.6 billion XRP, flowing from an unknown wallet to Bitfinex did not go through. This transaction was an attempt by someone to attack Bitfinex using a "partial payment vulnerability." The potential attacker expected that the exchange had misconfigured its software to handle partial payments.
It is reported that the working principle of the partial payment vulnerability is based on the assumption that a company's system is incorrectly configured to only read the "amount" field of XRP transactions – a field set to a higher amount. In reality, the amount sent by the hacker is much smaller than specified in another transaction field, with the aim of obtaining credit for the difference from the company. Bitfinex successfully thwarted this attack as its system correctly processed the "delivered_amount" data field of the transaction. According to blockchain data, the attacker also attempted a 58.9 billion XRP transfer attack on Binance, which also failed. |
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