Security is a cornerstone of Kadena’s blockchain platform, which combines the robustness of PoW with advanced cryptographic techniques. This article examines the security mechanisms of Kadena, focusing on its Chainweb architecture and the use of Pact smart contracts. Advanced users will gain insights into the protocol’s defense against common attack vectors, the role of braided chains in enhancing security, and the built-in formal verification features of Pact that prevent smart contract bugs...