Binance, one of the world’s largest cryptocurrency exchanges, confirmed this Friday (7) BRL 3.2 billion exploited through a hacker attack on its ecosystem. On Thursday night, BNB Chain, the exchange’s blockchain network, had already reported the cyberattack, but reported “only” $80 million in losses.
The action began on Thursday, when a criminal attack gained access to an internal “bridge” that allowed it. Migration from traditional BEP2 (Binance Chain) to BEP20 (Binance Smart Chain)A blockchain parallel to the mainnet.
While BNB Chain was talking about $80 million, many already knew that this figure was underestimated. Security firm PeckShield was already talking about US$400 million, other researchers have pinpointed closer to the truth. at least half a billion dollars.
What was Binance’s real loss?
In a note (7) released this morning, Binance acknowledges that there is an exploit that “affects the local cross-chain bridge known as the ‘BSC Token Hub’ between the BNB Beacon Chain (BEP2) and the BNB Smart Chain (BEP20 or BSC). A total of 2 million BNB was withdrawn. The discovery was made by intricate forging of low-level evidence in a shared library.”
With Binance almost behind you, hacker escaping with your valuables to other networks. The exchange managed to seize $7 million and froze the network to prevent transactions. It is already known that the cybercriminal sent $ 50 million to the Fantom network and more than $ 100 million to the DeFi Venus protocol, which he tried to “launder money”.
By apologizing to the community, BNB Chain promised a change to its management protocol and it doesn’t even rule out a hard forkAn event where the blockchain is split in two.
Source: Tec Mundo
