Cryptocurrency has become one of the most disruptive technologies of the digital era, providing decentralized financial services, borderless transactions, and record-breaking investment returns. From Bitcoin and Ethereum to over thousands of altcoins, digital currencies are revolutionizing the way people and institutions pay, invest, and save. With the accelerated adoption of cryptocurrencies, though, came new cybersecurity threats. In contrast to conventional banking systems that provide protection and government control, cryptocurrencies use decentralized networks, so users must look after their assets for the most part.