DeFi risks encapsulates a wide range of risks such as impermanent loss to risks of falling for scams such as wallet draining, private key being stolen, et cetera. Hence, DeFi users have to be careful themselves and learn to educate themselves constantly in this space. You can find a guide to keeping your funds SAFU here.

Usually DeFi farming projects have in their contracts functions that permit generating more tokens from staking. Hashcat contract does not have such a function, because it generates Shares that cannot be withdrawn from the contract. Generating shares only makes you eligible to get a cut of the injected tokens.