The Internet is broadly classified into the surface web, deep web, and dark web, with the latter gaining notoriety for its anonymity, which facilitates various illicit activities. Unlike the surface and deep webs, the dark web is not indexed by standard search engines and requires specialized technology for access. This hidden digital space has become a hub for the sale and transaction of prohibited data, goods, and services. The growing concerns surrounding the dark web have raised critical questions: Is the data available credible and beneficial? Is accessing it legal? Can it compromise national security, including the operations of armed forces? Notably, cases of data re-identification have brought to light the alarming possibility of selling classified information without consequences. Additionally, fraudulent schemes and scams targeting unsuspecting buyers remain rampant, with cybercriminals often evading detection and prosecution. Despite growing attention, there is limited scrutiny of the aftermath of data circulation on the dark web, particularly regarding its implications for cybersecurity, law enforcement, and policymaking. This research paper adopts a narrative review, conducting a comprehensive analysis of existing literature, case studies, and legal frameworks to analyze the dark web’s role in cybercrime. It further examines the countermeasures adopted by law enforcement agencies and explores how legal and regulatory frameworks can be strengthened to enhance cybersecurity within this evolving landscape. By evaluating the challenges posed by the dark web, the study aims to provide a structured policy framework that can aid in mitigating its risks and enhancing digital security.