Hydra 安全漏洞

Hydra is a Nix open source continuous integration service based on the Nix project. A security vulnerability exists in versions prior to Hydra 0.22.0 that stems from a failed transaction on Cardano L1 that was not considered and could lead to a reorganization attack...

Miners Can Re-Roll the VRF Output to Game the Protocol

Lines of code Vulnerability details Impact Miners are able to rewrite a chain's history if they dislike the VRF output used by the protocol. Consider the following example: A miner or well-funded user is participating in the PoolTogether protocol. A VRF request is made and fulfilled in the same...

Ethereum Classic (ETC) Hit by Double-Spend Attack Worth $1.1 Million

Popular cryptocurrency exchange Coinbase has suspended all transactions of Ethereum Classic ETC—the original unforked version of the Ethereum network—on their trading platforms, other products and services after detecting a potential attack on the cryptocurrency network that let someone spend the...