# Smart Contract #### **Nebula’s Smart Contract Security and Risk Management** Nebula’s smart contract infrastructure is built with **modularity** and **resilience** to defend against common vulnerabilities, including **re-entrancy attacks** and **flash loan exploits**. The platform leverages **formal verification methods** to validate the correctness of contract logic, minimizing risks of coding errors or unintended behavior. Additionally, **circuit breaker mechanisms** are integrated to halt operations automatically when anomalies are detected, preventing potential exploits. Nebula’s **liquidation framework** utilizes a **Dutch auction model** for efficient asset recovery, ensuring **rapid collateral liquidation** during periods of market volatility, while safeguarding the stability of the lending ecosystem. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://nebula-18.gitbook.io/nebula/nebula-overview/competitive-advantages/smart-contract.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.