b. You can also employ trusted security personnel or bodyguard if the threat level justifies this, especially if you are a public figure.
What if the security detail that you've hired have come up with a plan to sabotage you because they also know that you've got a lot of funds in crypto? When money talks, people come quickly and with how life is hard today, they can think of crazy things just for them to have a better life. We'll never know who we can trust with the funds that we have and I agree that if it's like this situation, it's best to migrate into another country and start a new life being lowkey. Or another one is be vocal about it that you've already sold everything and you did an exit and will move onto other things where you'll venture with new businesses or investments just to hide your main holdings from the public.