> Their malware uses a little-known feature of RealTek audio codec chips to silently "retask" the computer's output channel as an input channel, allowing the ma

> Their malware uses a little-known feature of RealTek audio codec chips to silently "retask" the computer's output channel as an input channel, allowing the malware to record audio even when the headphones remain connected into an output-only jack and don't even have a microphone channel on their plug. This is a pretty big deal.