India, Dec. 5 -- Nishant Agarwal has a word of advice for professionals searching for job opportunities online. "Be extremely vigilant. Don't fall for false promises or online enticements."

The 34-year-old award-winning scientist speaks from bitter experience. A former scientist with India's BrahMos cruise missile programme, Nishant was released from the Nagpur Central Jail on Tuesday evening, after being cleared of spying for Pakistan and "cyber terrorism".

First arrested in 2018, the charges against Nishant were serious: he was accused under Section 5(1)(d) of the Official Secrets Act for allegedly transferring sensitive information from the BrahMos computer system to his personal laptop when posted in Hyderabad. He was then accused o...