Reserved for CSA selection only (ASCR2-EXT) Certification Exam

Reserved for CSA selection only (ASCR2-EXT) ASCR2-EXT probes distributed systems architecture, consensus mechanisms, and cryptographic primitives essential to blockchain infrastructure. Candidates navigate Byzantine fault tolerance, smart contract vulnerabilities, and layer-two scaling solutions. The exam emphasizes practical threat modeling within decentralized networks and supply-chain validation frameworks that modern enterprises increasingly deploy.