#CryptoSecurity101 A smart person ignores when they are beaten or defamed, listens actively when given advice, and distances themselves from places where they are not appreciated or valued. Security is a necessary and essential topic in the realm of cryptocurrencies, both in their custody (wallets) and in investments (trading, futures, compound interest). A strong and powerful password is the first step, the second is biometric authentication (fingerprint or facial). What other measure?