A total of 166 cases have been reported across the country including 34 in Cyberabad where people were duped to the tune of Rs 3 crore.
Explaining the modus operandi, he said the accused used computers and virtual private network to contact their victims through the interactive voice response system.
The estimated money conned from the American citizens by the call centre so far is worth over Rs 10 crore, according to official estimates.
They called the potential targets based in the US and Canada and offered their technical support by telling the victims that their account had either been hacked or had a security threat, the police s
On an average, three US citizens were being cheated of around Rs 50,000 to Rs 75,000 everyday.
A total of 28 persons, 25 men and 3 women were involved in this gang and were using high-end technical software vicidial and Xlite for making calls impersonating USA Numbers.