It is much easier to say than done.
The security issue is always a threat that may destroy the whole digital economy. Especially when you have noticed that the rapid increase in cyber attack and malware spreads could possibly bring your net worth to worthless.
After all, it is all about trust and confidence to the system, on whether it is protecting your money or putting you in danger. Even the technology is readily available, are you willing to trust the service provider to put your identity and money in one basket?