Security

DC police department hit by apparent extortion attack

The Washington, D.C., police department said Monday that its computer network was breached, and a Russian-speaking ransomware syndicate claimed to have stolen sensitive data, including on informants, that it threatened to ...

Computer Sciences

Brain-on-a-chip would need little training

A neural network that mimics the biology of the brain can be loaded onto a microchip for faster and more efficient artificial intelligence.

Internet

WhatsApp flap shows importance of message platform to Facebook

When WhatsApp users began to raise concerns about a new privacy policy being rolled out, members of a Washington pickup soccer group decided to switch their communications to rival messaging platform Signal, ditching the ...

Internet

Facebook ramps up effort to curb vaccine hoaxes

Facebook on Monday said it is ramping up efforts to stem the spread of misinformation about COVID-19 vaccines, spread facts, and figure out who might be wary of getting the jab.

Computer Sciences

'Liquid' machine-learning system adapts to changing conditions

MIT researchers have developed a type of neural network that learns on the job, not just during its training phase. These flexible algorithms, dubbed "liquid" networks, change their underlying equations to continuously adapt ...

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