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Equity benchmark Sensex dropped over 130 points in early trade on Tuesday tracking losses in index-heavyweights Infosys, TCS and Reliance Industries amid a weak trend in global markets. The 30-share BSE index was trading 135.05 points or 0.29 per cent lower at 46,118.41. Similarly, the broader NSE Nifty fell 48.55 points or 0.36 per cent to 13,509.60. Axis Bank was the top loser in the Sensex pack, shedding around 2 per cent, followed by ONGC, M&M, ICICI Bank, Asian Paints, SBI, HUL, L&T, Titan, Infosys and TCS. Reliance Industries was…

U.S. government agencies and private companies rushed to secure their computer networks following the disclosure of a sophisticated and long-running cyber-espionage intrusion suspected of being carried out by Russian hackers. The full extent of the damage is not yet clear. But the potential threat was significant enough that the Department of Homeland Security’s cybersecurity unit on Monday directed all federal agencies to remove compromised network management software and thousands of companies were expected to do the same. What was striking about the operation was its potential scope as well as…