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New Delhi: With a spurt in card transaction after demonetisation in India, Russia-based software security company Kaspersky Lab has asked people to remain vigilant, listing a set of precautions to avoid any cyber fraud.

Attacks on point-of-sale (POS) systems have been growing over the past few years, as physical POS contains the all-important information found on the magnetic strip of a credit card, meaning it can be cloned and used for fraudulent purchases.