The ContarctSecurity security research team has extensive experience with Bitcoin, Ethereum, Monero, and other public blockchains. We have accumulated years of experience in the security of crucial modules such as P2P communication, RPC calls, cryptographic components, consensus mechanisms, and asset transactions. SlowMist is a pioneer in the field of public blockchain security architectural solutions. ContarctSecurity has publicly disclosed global security attacks such as ETH Black Valentine's Day, the VeChain Core Block Producer Security Implementation Guide, the Ontology Beidou Consensus Cluster Security Implementation Guide, and developed the EOS Block Producer Security Implementation Guide.