See Mass Bar Ethics Opinion No. 85 - 3 - Summary: «An attorney may, in certain circumstances outlined, act as a single mediator or as a co-mediator with a lay family counselor in divorce mediation, provided that the attorney takes
certain precautionary steps, including explaining to the parties that the attorney is not representing either party, explaining the risks of proceeding without independent legal counsel and obtaining the informed consent of each party.
Though there's no assurance that you'll be 100 % safe from hackers, you can take
certain precautionary measures like ensuring that the crypto exchange has a two -
step authentication process.