This course is intended for blockchain developers, auditors, compliance officers, CTOs, and tech executives seeking to upskill in secure contract writing, blockchain compliance, blockchain security, and cryptographic principles. Prepare for a cryptographically secured journey into the world of blockchain! This course demystifies blockchain vulnerabilities, especially in the realm of Decentralized Finance (DeFi), and arms you with the essential know-how to develop secure smart contracts and solutions. From frontend nuances to governance control issues, from asymmetric cryptography to secure key management, the course leaves no stone unturned. After completing this course, you should be able to: - Identify and mitigate vulnerabilities unique to DeFi - Develop secure smart contracts and conduct a rigorous audit - Design blockchain solutions with an eye towards compliance and security - Identify the complexities of asymmetric cryptography - Generate cryptographic keys safely and manage their storage effectively - Identify and avert the risks associated with porr private key security