Border policies: anti-immigration demonstrators picket before the scheduled arrival of undocumented migrants at the Murrieta Border Patrol Station. The activists have prevented migrants entering the town for several days. Photograph: Sam Hodgson/Reuters

A long a dusty southern Californian road, protesters occupy two spots just a few hundred yards apart. These are the two entry routes where they can st(...)

Jeh Johnson, US secretary of Homeland Security, said he directed the Transportation Security Administration to implement the measures in the coming days. Photograph: Andrew Harrer/EPA

The United States said today it would increase security at overseas airports with non-stop flights to the country and US officials cited concerns al-Q(...)

US president Barack Obama spoke about immigration reform from the Rose Garden of the White House in Washington today. Photograph: Kevin Lamarque/Reuters

US president Barack Obama said he would take executive action to reform the US immigration system after hopes of passing legislation in Congress offic(...)

The FoneSense  presentation  to the World Cup Tech Challenge at Microsoft’s head offices in Silicon Valley

Walking through a crowded amphitheatre to your national anthem may be a scenario more associated with sporting heroes, but for two Irish technology st(...)

Microsoft has discovered a flaw in its Internet Explorer browser that could allow malicious users to take over a person’s computer. All they need to do is persuade users to click on a link that will send you to a malicious website to exploit the flaw. Photograph: Reuters/Mal Langsdon

We’re only getting over the Heartbleed crisis and already there is a new security flaw to worry about. This time, it’s Microsoft’s Internet Explore(...)

A newly discovered bug in widely used web encryption technology has made data on many of the world’s major websites vulnerable to theft by hac(...)

Computer software is about as unreliable a product as you are likely to come across. Whether through speed, arrogance or ignorance, computer code is invariably full of bugs.

Cyber security is all the rage these days. Technology, for most, is no longer an option, but an essential part of their everyday lives. Yet mos(...)

Queen’s is developing a new master’s degree in cybersecurity that will begin in September.

Cyber bad guys come in all shapes and sizes these days. However it is just as likely that the person sitting next to you could be the biggest t(...)

A pair of Galileo satellites are launched into orbit on a Soyuz rocket. The Galileo system, an alternative to the US-controlled GPS, is equally at risk, says Bradford Parkinson. Photograph: S. Corvaja/ESA via Getty Images

The Global Positioning System (GPS) helps power everything from in-car sat navs and smart(...)

Matthew Bershadker, ASPCA president and chief executive, takes part in Operation Angry Birds in the Queens borough of New York on Saturday. Photograph: Stacey Axelrod/ASPCA via The New York Times

Over 70 people were arrested after investigators raided a bloody late-night cockfight in the squalid basement of New York storefront where birds waiti(...)