The crypto market cannot be secure on its own. This is one of the most speculative markets in the world, how is it supposed to be safe?
It must be dangerous because it is in his nature. Even ordinary investments have a risk, and the crypto market is multiple times, especially altcoins.
Whether or not the market is safe or not depends on one's ability to understand it, because when talking about risk, everything is clearly risky and people who are able to understand risk and are able to understand the market even though not completely, then for him the market will not always be dangerous.