New Delhi, Jan. 10 -- The IFSO Unit of Delhi Police has busted a major SIM Box racket operating across India and apprehended seven cyber masterminds, including one Taiwanese national.

The accused were operating a large-scale SIM Box setup, exploiting telecom loopholes to commit cyber fraud targeting unsuspecting citizens nationwide, an official press release said.

During the operation, investigators seized thousands of SIM cards obtained illegally. A SIM Box is a device designed to hold hundreds of SIM cards simultaneously and is used to route international calls as local calls, thereby bypassing telecom charges and regulatory norms.

Police said the SIM Boxes were also used to send bulk SMS messages containing phishing links, fake loan...