Deepfake audio has a tell – researchers use fluid dynamics to spot artificial imposter voices
Starlink satellites can be reverse-engineered to create new GPS
Bluetooth hack breaks into cars and smart locks 
North Korean citizens are jailbreaking smartphones to bypass censorship 
Hackers say cracking power grid tech was easiest challenge yet 
An old satellite was hacked to broadcast signals across North America
How Ukraine has defended itself against cyberattacks – lessons for the US 
How AI is shaping the cybersecurity arms race 
International army of hackers joins Ukraine’s cyberwar 
Anonymous hacks Russian TV, plays Ukraine war footage