Can crypto help investigators track down criminals?

In today's digital landscape, cryptocurrencies have become increasingly popular, yet their anonymity and decentralized nature have sparked debate over their potential role in criminal activities. Could cryptocurrencies, which often operate outside the traditional financial system, actually aid investigators in tracking down criminals? While the technology itself does provide a level of anonymity, could it also serve as a valuable tool for law enforcement agencies to unmask illicit activities? This question explores the intersection of cryptography, blockchain technology, and criminal investigations, examining both the challenges and potential opportunities presented by the use of cryptocurrencies in criminal cases.