The emerging concept of illicitfinancial flows has become a crosscutting issue on theinternational agenda in recent years. This umbrella termrefers to money illegally earned, transferred, or used. Withthe development of digital technologies, the use ofinformation and communications networks as a tool forfacilitating illicit financial flows is rising as one of thekey challenges in tackling the problem of the movement ofillegal funds. Digital technologies facilitate illicitfinancial flows at each stage, be it earning moneyillegally, transferring illegal funds, or using them. Thereare several areas where clear links between technology andillicit financial flows can be established. Part one definesillicit financial flows to establish the scope of theproblem and provide the context for further analysis. Parttwo focuses on the issue of digital technologies in theprocess of earning money illegally and transferring illicitfunds, and analyzes how technology can help in the processof acquisition, transfers, and integration of illicit finds.Part three discusses the role of technology in fightingillicit financial flows. Part four concludes withsuggestions for further areas of research in this field andways to tackle the problem more effectively.