Rootkits are malicious software designed to gain unauthorized access to a computer system and hide their presence. Therefore attackers can use rootkits to conceal their presence on a compromised system and make it possible to return undetected at some later date.

V sredini maja 2025 so nekateri ameriški mediji objavili novico, da naj bi varnostni strokovnjaki v nekaterih kitajskih razsmernikih in baterijah, ki se uporabljajo v sončnih elektrarnah, našli sumljive naprave, ki bi lahko omogočale prikrito komunikacijo.

NanoKVM is a hardware KVM switch developed by the Chinese company Sipeed. Released last year, it enables remote control of a computer or server using a virtual keyboard, mouse, and monitor. Thanks to its compact size and low price, it quickly gained attention online, especially when the company promised to release its code as open-source. However, as we’ll see, the device has some serious security issues. But first, let’s start with the basics.