System Architectural Flaw

Definition ∞ A System Architectural Flaw denotes a fundamental design defect within the overall structure of a blockchain protocol or decentralized application. Unlike a simple coding error, this flaw exists at a higher level, impacting the foundational logic or interaction between components. Such defects can compromise security, lead to systemic instability, or prevent the system from achieving its intended purpose. Rectifying architectural flaws often requires significant protocol overhauls.
Context ∞ System architectural flaws are serious issues that can have far-reaching consequences for blockchain networks, often necessitating substantial upgrades or even hard forks. News reports on major exploits sometimes attribute the root cause to such foundational design weaknesses. Continuous peer review, formal specification, and rigorous testing are essential to identify and mitigate these deep-seated vulnerabilities.