Is dYdX safe to use?

Could you elaborate on the safety aspects of using dYdX? With the increasing popularity of decentralized exchanges, there are concerns surrounding the security of platforms like dYdX. Are there any known vulnerabilities or hacks in the past? What measures has dYdX taken to ensure the safety of its users' funds and transactions? Additionally, how does dYdX compare to other popular decentralized exchanges in terms of security? Clarifying these aspects would help users make an informed decision about using dYdX.