What are the risks of Lido?

Could you please elaborate on the potential hazards associated with Lido? I'm interested in understanding the various risks involved in utilizing this platform, particularly regarding its security measures, liquidity issues, and potential market volatility. Additionally, could you provide any insights into any known vulnerabilities or past incidents that have occurred with Lido? It would be helpful to have a comprehensive overview of the risks involved before making any decisions regarding its usage.