Yesterday, 2022 Oct 7th one of the larger blockchains had to be halted. This news was shocking since most blockchains are decentralized by definition. - cc: TwingateHQ cybersecurity debugging
But, many vulnerabilities are related to cryptic and optimized code. Some of the code used in blockchains will be unacceptable in many large mission-critical systems and codebases.
But, as performance and security are the main drivers on Web3, blockchain and contract codes usually have ample room to be exploited.I've read a lot of forensic analysis on the problem. One of the best explanations is here:What does matter is that due to the way that hash functions are intended to work, we can basically say with certainty that any pair will produce a unique hash.
In summary, there was a bug in the way that the Binance Bridge verified proofs which could have allowed attackers to forge arbitrary messages. Fortunately, the attacker here only forged two messages, but the damage could have been far worseI've been using hashing functions for decades . There's been a lot of research on the math hashing functions.
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