Siri and Google Assistant hacked in new ultrasonic attack

Researchers have demonstrated how voice assistants can be secretly activated without ever physically touching the device.

Let’s Encrypt issues one billionth free certificate

Thanks to this flood of free certificates, the web is a lot more encrypted than it was a few years ago.

Facebook sues data analytics firm OneAudience over malicious SDK

Facebook says OneAudience paid developers to install its social-media-profile-looting SDK into their apps to get marketing data for clients.