Robocall: The Federal Trade Commission announced Tuesday that it was awarding a $50,000 prize to two developers who submitted the best ideas to a contest asking for ways to stop robocalls.

Serdar Danis and Aaron Foss will receive $25,000 each for their proposals, which use filtering technology to stop robocallers from being able to reach consumers.

The FTC said it will not implement the solutions itself, but called on private companies to work on products that will address the problem.

Defense calls attention to device security: The Department of Defense said in a Tuesday audit report that it does not believe the Army has an effective cybersecurity program when it comes to commercial mobile devices.

The report said that it found the department has not properly configured the devices to protect stored information, does not have the capability to wipe data effectively from devices and allows users to store sensitive information on memory that can be easily removed from the devices.

The report recommends that the Army develop a “clear and comprehensive” policy to include requirements for tracking all commercial devices.

Demands for H-1B visas on the rise: The demand for visas for highly skilled workers, known as H-1B visas, are through the roof, and the Wall Street Journal reports that government and company officials predict the supply of these visas will run out by Friday.The application season for these visas opened Monday, the report said.

The increased demand for these visas comes in the midst of a congressional debate over immigration and how to keep highly skilled and highly educated workers in the country.

Tech chief executives such as Facebook’s Mark Zuckerberg have spoken publicly about the need to relax the cap on H-1B visas, particularly to allow more students at American universities with advanced degrees in science, technology, engineering and mathematics to stay in the United States.

Google privacy guru steps down: Google privacy lead Alma Whitten will leave the company, Forbes reported, after taking the position in 2010. Whitten, who was based in London, has been at Google for 10 years and the company told Forbes in a statement that the firm will continue to ”ensure that our users’ data is kept safe and secure.”

The report said that she will be replaced by Lawrence You, an engineer based at Google’s headquarters in Mountain View, Calif.