How can we confirm with certanty a USB or Harddrive is not infected after reformatting?

Running the following code on a linux machine returns the partition tables and partial config of the hard-drive and USB devices.
fdisk -l

returns
Disk /dev/nvme0n1: 238.47 GiB, 256060514304 bytes, 500118192 sectors
Disk model: PC300 NVMe… Continue reading How can we confirm with certanty a USB or Harddrive is not infected after reformatting?

How likely is it that i need to worry about malware/hackers being able to infect a .iso [closed]

I downloaded an .iso for a Linux distro called pop os from the official website and installed it.
However a week after installing it, I started to notice the camera flash randomly (maybe on 3 or so occasions). I’m sure I didn’t download an… Continue reading How likely is it that i need to worry about malware/hackers being able to infect a .iso [closed]