North Korea has developed a sophisticated global cyber operation resembling a mafia syndicate, engaging in extensive cybercrime including crypto theft, espionage, and fraud. Security researchers and reports highlight that North Korean IT workers pose as freelancers and US tech employees to infiltrate Western companies, stealing approximately $88 million and laundering billions through a crypto black market registered in the United States valued at over $8 billion. Artificial intelligence services are reportedly used to power these schemes. The US government has launched a coordinated interagency effort, including the Department of Government Efficiency (DOGE), to combat fraud and illegal immigration linked to these activities. New visa policies impose permanent bans on individuals found guilty of visa fraud, with heightened scrutiny on foreign nationals and Canadian visitors. Employers, particularly those sponsoring H-1B visas, are advised to prepare for surprise site visits by the Fraud Detection and National Security Directorate (FDNS) and USCIS to detect and prevent fraudulent hires. Despite these efforts, reports indicate that international criminal groups continue to steal up to $1 trillion annually from US government programs. Additionally, a new AI research center is enhancing North Korea's cyber capabilities, further complicating US cybersecurity challenges. The US State Department has implemented a 'catch-and-revoke' visa policy targeting violations such as illegal work, overstaying, and activities threatening national security, emphasizing that US visas are privileges subject to revocation.