matejkovacic.bsky.social
@matejkovacic.bsky.social
How I found a hidden microphone on a small Chinese device (NanoKVM), and what can you do about it: telefoncek.si/2025/02/2025...

In Slovenian language, but Googls translate works fine.
Telefoncek.si • Kako sem na mini kitajski napravi odkril skriti mikrofon
Lansko leto je kitajsko podjetje Sipeed izdalo zanimivo napravico za oddaljeno upravljanje računalnikov in strežnikov, ki sliši na ime NanoKVM. Gre za tim. K...
telefoncek.si
February 7, 2025 at 12:43 PM
From 2006 PDF files can contain JavaScript code to make PDFs more interactive and advanced.
Now someone included Linux operating system into PDF, so you can actually run a Linux from PDF file!
You can give it a try here: linux.doompdf.dev/linux.pdf
P. S. It is running terminal only, no GUI (...yet?)
linux.doompdf.dev
February 5, 2025 at 9:57 AM
Razmišljanje o DeepSeek, OpenAI in geopolitiki visoke tehnologije: medium.com/@matej.kovac...
AI, procesorji in druga visoka tehnologija kot orodje geopolitike
Prispevek je zgolj in izključno moje osebno razmišljanje.
medium.com
January 30, 2025 at 8:51 PM
Yesterday I had a presentation on computer rootkits. I presented user and kernel mode rootkits, but also rootkits that operate at the hypervisor level, that target SMM and BIOS/UEFI firmware, and rootkits that can hide directly in CPU and various hardware components.
Presentation: shorturl.at/JUtqj
telefoncek.si
January 29, 2025 at 10:06 AM
Researchers discovered 119 vulnerabilities in LTE/5G core infrastructure.

Consequences: denial of cell service to an entire metropolitan area or city and... remotely compromise and access the cellular core.

Sounds fun.

Source:
cellularsecurity.org/ransacked
Cellular Security
Florida Institute for Cybersecurity Research
cellularsecurity.org
January 24, 2025 at 1:27 PM