India, July 26 -- In one of the biggest international drug busts in recent months, Delhi Police have seized narcotics worth Rs.100 crore and arrested five foreign nationals linked to a Nigeria-based cartel that used encrypted apps and food delivery-style drop-offs to push drugs to young consumers in south Delhi.

The syndicate, which ran on an encrypted call-centre style network, was led by a Nigerian national identified as Callistus alias Kalis. "Customers placed orders through encrypted WhatsApp calls to international numbers, deliveries were made by Nigerian nationals living in India, and money was laundered through a hawala-like network that bypassed formal banking channels. It was a complete corporate-style structure," said Mangesh K...