Apple reveals Watch launch date; Deutsche Telekom security chief sees smartphone security weakness

> Yahoo's mobile ad sales increased in the fourth quarter of 2014, generating around 20 per cent of the company's total revenue in the period. Article

> Apple CEO Tim Cook revealed the company's Watch will ship in April, as the company announced record net income of $18 billion (€15.8 billion) in calendar Q414--the company's Q115. Report

> Sony is tipped to cut another 1,000 staff at its smartphone business, which would take total lay-offs at the unit to around 5,000. Report

> Deutsche Telekom's computer security chief said smartphones and tablet PCs are making it easier to conduct cyber attacks. Article

> Sunrise set a price range for its initial public offering (IPO) of 58-78 francs per share, giving it an implied market value of CHF2.8 billion-CHF3.3 billion (€3.22 billion/$3.7 billion). Article

And finally…Fitness tracking apps: good for the body, not so good for your home security. Article

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