article_snippet: Washington D.C. During missions, agents will look at how to interfere with rogue consumer-level drones, which commonly carry video cameras but are powerful enough to carry small amounts of explosives.
article_snippet: Depending on a drone's manufacturer and capabilities, its flight-control and video-broadcasting systems commonly use the same common radio frequencies as popular Wi-Fi and Bluetooth technologies.
article_snippet: Researchers with the Homeland Security Department's science and technology directorate are working on strategies to interdict an unauthorized drone flying inside security areas.
article_snippet: Trying to keep drones out of a secure area can be tricky.
article_snippet: There are basically three ways to stop a drone, said Jeremy Gillula, a staff technologist at the Electronic Frontier Foundation: block the radio signals linking a drone to a drone controller, hack the aircraft's control signals and trick the aircraft's control signals into believing the aircraft's control signals is somewhere else, or physically disable the aircraft's control signals.
article_snippet: Some drone manufacturers program a 'geo fence' - location coordinates their drones treat as off-limits and refuse to fly past - into the drone's programming.
article_snippet: Police could physically knock a drone out of the air with a projectile or use a net to catch a drone. '
article_snippet: If a drone were me that would actually be the first thing I would think about doing,' Gillula said. '