Has AscendEX ever been hacked?

Have there been any instances of AscendEX suffering from a cyberattack or hacking incident in the past? Given the sensitive nature of cryptocurrency exchanges and the potential for significant financial losses, it's crucial for users to understand the security measures in place and any past vulnerabilities that may have been exploited. Is AscendEX transparent about any past hacking attempts or successful breaches, and what steps have they taken to prevent future incidents?