The cryptocurrency hacks have resulted in the loss of nearly $20 billion from the industry, according to estimates from Crystal Intelligence. These hacks have targeted both centralized and decentralized exchanges, with significant amounts stolen from various platforms. The article highlights the need for improved security measures within the cryptocurrency industry to protect against such attacks. It also emphasizes the importance of investors exercising caution and conducting thorough research before engaging with cryptocurrency platforms to minimize the risk of falling victim to hacks and scams.