The conclusion drawn by  experts is that hackers would not need to access voting machines to compromise an election.  Photograph: Getty Images

How vulnerable are – or were – elections to hacking? If you are starting from a base of differentiating between “risky” voting using electronic voting(...)

Reality Leigh Winner (25):  a federal contractor charged by the US department of justice with sending classified material to a news organisation. Photograph: Reality Winner/social media via Reuters

The US department of justice has charged a federal contractor with sending classified material to a news organisation that sources identified to Reute(...)

A Chinese soldier on guard in  Beijing.The CIA considers spying in China one of its top priorities. File photograph: Eugene Hoshiko/AP

The Chinese government dismantled CIA spying operations in the country starting in 2010, killing or imprisoning more than a dozen sources over two yea(...)

Facebook agreed with the US that the court should have regard to the information about the data-collection restrictions. Photograph: Reuters

The Data Protection Commissioner has told the High Court new restrictions on collection of some personal data by the US National Security Agency have (...)

The WannaCry hackers  targeted the weakest links. In response Microsoft made the unusual move last weekend of releasing a patch for Windows XP and other unsupported systems.  Photograph: iStock

The message on the screen began with the jaunty, almost innocuous line “ooops, your files have been encrypted!” as if the user had made a silly mistak(...)

Impeachable offence: President Trump has been accused of obstructing justice. Photograph: Joshua Roberts/Reuters

A few weeks ago only Donald Trump’s most implacable political opponents – the type derided as liberal crackpots on Fox News and other right-wing media(...)

President of Turkey Recep Tayyip Erdogan and US president Donald Trump in the Roosevelt Room of the White House. Photograph: Michael Reynolds/Pool/Getty Images

The classified intelligence that US president Donald Trump disclosed in a meeting last week with Russian officials at the White House was provided by (...)

Staff monitoring the spread of ransomware cyberattacks at the Korea Internet and Security Agency in Seoul. More cyberattacks could be in the pipeline after the global havoc caused by the Wannacry ransomware. Photograph: Yonhap/AFP/Getty Images

Criminal hacking groups have repurposed a second classified cyberweapon stolen from US spies and have made it available on the so-called dark web afte(...)

The unprecedented ransomware cyberattack that spread across the world last Friday, crippling computers and affecting hospitals, factories and transpor(...)

 A programer shows a sample of decrypting source code in Taipei, Taiwan over the weekend. A‘WannaCry’ ransomware cyber attack has hits thousands of computers in 99 countries. Photograph: EPA

The massive ransomware attack that caused damage across the globe over the weekend should be a “wake-up call” for governments, the president of Micros(...)

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