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  Using too many smileys in a formal e-mail? Beware, as it might be damaging your professional image!

  Lifestyle | August 14, 2017 17:36 IST

  "People tend to assume that a smiley is a virtual smile"

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  Yahoo reveals new hack which affected over 1 billion accounts

  December 15, 2016 9:17 IST

  Yahoo has discovered a 3-year-old security breach that enabled a hacker to compromise more than 1 billion user accounts, breaking the company's own humiliating record for the biggest security breach in history.

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  Massive data breach: Yahoo confirms 50 crore accounts hacked in 2014

  September 23, 2016 6:58 IST

  In a shocking revelation that seems to be the biggest cyber breach ever, Yahoo Inc on Thursday confirmed that hackers stole information from at least 50 crore user accounts in what it describes as a "state-sponsored" attack.

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  Know the man who hacked more than 900 email accounts across the world

  India | January 28, 2014 7:52 IST

  New Delhi: Amit Tiwari is an engineering dropout from Pune and a global hacker, he is the son of a retired Indian Army colonel Vikram Tiwari. He resides at the secluded Florida Estate in Mundhwa,