Imperva has announced plans to acquire two cloud security vendors and a mainframe database auditing software company. [ + ]

Call centre operators Telco Services Australia and Trimatic Contract Services have agreed to reclassify their workers as employees and pay back pay to settle legal action from the Fair Work Ombudsman. [ + ]

Researchers from the CSIRO, Monash University and other institutions will use big data and economic modelling to study how well the Australian superannuation system is working. [ + ]

Australia's contact centre applications market will grow a modest 6.2% between 2012-2019, with spending shifting towards cloud and hosted product offerings, according to Frost & Sullivan. [ + ]

Microsoft's board of directors has appointed Satya Nadella as its new CEO and member of the board of directors effective immediately, while also announcing a slight reshuffle of its board. [ + ]

Four in ten Australians have sent or received intimate messages and photos via smartphones and other devices, potentially jeopardising their identity and reputation, according to McAfee. [ + ]

Business communication provider Mitel's merger with Aastra effectively doubles its market share in Australia, and the company is aiming for further growth, according to A/NZ VP Frank Skiffington. [ + ]

Sydney-based Converga has acquired document process outsourcing provider Speedscan to help improve its reach in its core markets of A/NZ, the US and the Philippines. [ + ]

Arciteca and the CRC for Mental Health have joined forces to develop a system aimed at allowing medical researchers to more easily manage and share clinical data. [ + ]

Cybercrims have undertaken a "coordinated" campaign to break into some number of Yahoo Mail accounts, but Yahoo has released scant details on the specifics of the attack, including how many accounts were targeted. [ + ]

Lenovo will buy handset manufacturer Motorola Mobility from Google for approximately US$2.91 billion under a new agreement between the companies. [ + ]

Optus has been awarded an up to 20-year contract to control and track the two NBN Ka-band satellites scheduled to launch next year. [ + ]

We keep on hearing of more and more password leaks, hacks, identities being stolen and loss of personal information. Help your users generate better passwords - and look after them better - with these tips. [ + ]

Vodafone Romania CEO Inaki Berroeta will replace Bill Morrow as the CEO of Vodafone Australia, commencing March 2014. [ + ]

Google will purchase artificial intelligence start-up DeepMind under a new deal reportedly worth upwards of US$600 million. [ + ]