Facebook shares dip below $29 to new low

Facebook shares have dipped below $29 for the first time since their flotation to a new low. The shares were launched at $38 less than two weeks ago during its high-profile flotation, which valued the firm at $104bn (£66bn).

Cisco Systems to secure employees' personal devices

Cisco Systems is expanding its services to enable companies to manage and secure private mobile devices used by employees at work, aiming to benefit from the trend widely known as BYOD or Bring Your Own Device.