News Scan: BlackBerry loses two more execs; Intel wants in on mobile device chip; more

>> BlackBerry loses two more execs

Two more BlackBerry executives have resigned, bringing the total number of top-level resignations and replacements to six in the last few weeks alone. They'll have plenty of company on the unemployment line since BlackBerry plans to lay off a full 40 percent of its workforce in the coming months. Read more about who's leaving and who's already gone.

[More on what BlackBerry's been up to lately: DoJ OKs Microsoft-Nokia deal; BlackBerry no longer for sale  |  BlackBerry execs get the boot; iPad users, keep your socks on]

>> Intel wants in on the mobile device chip action

Intel hasn't been much of a player in the mobile chip industry but they've apparently got their sights on making a name for themselves in the coming months. The company confirmed plans today to purchase the wireless assets of Mindspeed Technologies, maker of base-station hardware. Read more about the acquisition.

[More on the mobile chip industry: News Scan: Apple throws a curve; Qualcomm develops cheap, powerful chip  |  Overprotective BYOD policy; Mobile chip wars]

>> Tablet sales figures are up, down, up

Sales figures are what make the mobile device market go 'round and stats on tablet usage are high on the list of things the number crunchers watch. ZDNet's Zack Whittacker says "New data suggests tablet usage may be significantly lower than first thought, reaching just a tiny fraction of the overall desktop and mobile market." Read more to learn about the latest figures from StatCounter.

[More on tablets: Recent studies confirm value of mobile technology, tablets in classroom  |  News Scan: High-speed wireless device shipments surge; Mobile industry to consolidate]

>>  Mobile ad revenue expected to skyrocket in 2014

With smartphone use growing exponentially by the day, mobile advertising spending is understandably surging. Looking ahead to the coming year, research firm eMarketer predicts mobile ad revenue will at least double in 2014 while other channels will stay flat or drop. Companies who are able to sell advertising across multiple channels (think Facebook), will reap the most benefit. Learn more about the uptick in mobile ad revenue.

[More on mobile advertising: News scan: Retailers beef up mobile ad spend; EMM market to top $3B  |  Mobile advertising hot bed of M&A, investment activity  |  Australia's mobile ad market to reach $682 million in 2018, says Frost]

>>Hackers keep building better mice

Security firm Lookout has discovered a variant of the MouaBad virus that's craftier than other malware of its ilk. Lookout's John Gamble explains, "For the first time (as far as Lookout has seen), remote attackers can now make phone calls (possibly to premium-rate numbers) without user intervention. This represents a significant jump in functionality compared to more common premium-rate fraud that relies on SMS functionality." Fortunately, it appears to only work on older phones. Read on to see if your device could be affected.

[More on malware and security: Infographic: Two-thirds of IT managers concerned about mobile security threats  |  Samsung unveils Knox SDK to boost enterprise mobile security efforts  |  Mobile security added to National Cyber Security Awareness Month]