MUMBAI, May 20 -- A retired Merchant Navy officer, 80, was allegedly duped of Rs.1.68 crore by cyber fraudsters posing as officers from the Central Bureau of Investigation (CBI) and Enforcement Directorate (ED), who kept him under a so-called "digital arrest" for nearly two months. An FIR was registered on May 17. On March 23, the complainant received a call from a man claiming to be a police officer. The caller alleged that a debit card issued in the complainant's name had been recovered from a suspected terrorist and was being used for money laundering. "An accused posing as an ED officer threatened the complainant, claiming that arrest warrants and asset freeze orders had been issued against him," a police officer said. The complainant was allegedly told that he was under surveillance as part of an ongoing investigation and was warned not to disclose the matter to anyone. They obtained details of his bank accounts and allegedly threatened him during calls while posing as police officials. Fearing arrest, the complainant broke fixed deposits, withdrew investments and transferred Rs.1.68 crore in 11 transactions to various bank accounts provided by the accused. The complainant then confided in an acquaintance, who informed him that he had been cheated. The police have registered a case of cheating and impersonation....