News of the day: China hacks govts, browser can track ultrasonic signals etc

Your browser can pick up ultrasonic signals you can’t hear, and that sounds like a privacy nightmare to some

People can generally hear audio frequencies ranging from 20 Hz and 20,000 Hz, though individual hearing ranges vary. Audio frequencies below and above the threshold of human hearing are known as infrasound and ultrasound, respectively.

A few years ago, digital ad companies began using ultrasonic signals to track people’s interests across devices: if a TV advert, for example, emits a sneaky inaudible signal, a nearby smartphone could pick it up and pass it to an app, which updates the owner’s ad-targeting profile with details of what they were watching and when. Now you know when someone’s into cooking shows on the telly, or is a news junkie, or likes crime documentaries, and so on. Read more in

New cybersecurity report says China-based group is hacking Asia-Pacific governments

A China-based hacking group has been quietly carrying out a five-year cyber espionage campaign against Asia-Pacific governments after it previously “slipped off the radar,” a new report claims. 

  • A China-based hacking group has quietly been carrying out a five-year cyber espionage campaign against governments in the Asia Pacific region, a new report by Check Point revealed.
  • The collective known as Naikon has targeted countries including Australia, Indonesia, Philippines, Vietnam, Thailand, Myanmar and Brunei.

Read more in

For six years Samsung smartphone users have been at risk from critical security bug. Patch now

Samsung has released a security update for its popular Android smartphones which includes a critical fix for a vulnerability that affects all devices sold by the manufacturer since 2014.

On its Android security update page Samsung thanks researcher Mateusz Jurczyk of Google Project Zero for the discovery of the vulnerability that could – he claims – be exploited to run malicious code on a targeted device, without alerting the user.

Such an attack, if successful, could result in a remote hacker gaining access to a wide variety of information – including a user’s call logs, address book, SMS archive, and so forth. Read more in



Categories: Cyber Security, dailyread

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