IT Security Stack Exchange
IT Security Stack Exchange

Questions tagged [firmware]

173 questions
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3 answers

Who and how can update cable modem firmware?

This might sound stupid question, but I need to know: can only my ISP update the firmware of my cable modem? Or can I do it? And if yes, should I? I have vague memory of once updating something using my PC after AVAST gave false alert about network…
user135685
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1 answer

How serious is the hardware threat?

I am considering upgrading my computer and from what I understand the newer motherboards have soft flashable firmware. This raises the possibility that a hack could infect the firmware on the machine, which could include the UEFI, the memory…
Tyler Durden
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2
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1 answer

Will dm-verity protect against firmware malware on storage devices likes HDD or SSD?

Malware on the firmware level can potentially mess with data on the storage device. There is no point in doing that for encrypted data except maybe corruption. But what about a smartphone or other device with dm-verity where the system partition is…
ashxantia
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1 answer

Why download firmware from the internet when hacking CCTV cameras?

I saw a video about the hacking of CCTV cameras: He downloads the latest firmware from the internet. He uses some reverse engineering on it. He retrieves the password from etc/passwd file. And he logged in with root. I don't understand why he…
Utkarsh Agrawal
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2
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0 answers

Breaking linear congruential generator

(I am not sure this questions fits this board, if it doesn't please redirect me accordingly) (I can only post two links, so bear with me :p) (can't find any decent tags for this... :( ) As you can see by a previous question of mine on this board, I…
Camandros
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0
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1 answer

How can I reprogram a USB to appear as a CD or HD?

I know this is possible either by modifying the firmware or doing something with the partition, but does anybody know how? This can be done? Specifically I am wanting the USB drive to read as a HD or CD when plugged into the computer. Edit: I want…
TylerDT
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Are modern CPUs or SOCs stateless?

According to this older post: https://security.stackexchange.com/a/174968/271114 Intel processors are stateless. Nowadays a "CPU" is often a SOC integrating neural engines, GPUs, coprocessors, secure enclaves and more. Other architectures like…
halp
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I want to buy a used docking station for my laptop. Has there ever been a case of a docking station being a security concern?

I found a used docking station for my Dell laptop. The price is very interesting and the docking station seems to be in perfect shape. But I'm somehow worried about potential security risks. After all, you could install some kind of keylogger in the…
CuriousAboutDockingStations
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Could this be a sign of firmware infection?

I am burning an iso onto a CD using CD burning software. Before burning I take the 512sum of the image. After burning, I extract the image off the CD and check the sum again to make sure, and I get an incorrect checksum. Thinking there was a glitch…
user942937
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Is it safe to connect an M.2 SATA SSD (via USB 3.0 adapter) from a hacked Windows computer to a Mac?

As long as the Mac doesn't try to open any potentially harmful files on the drive, what's the worst that could happen? Could a firmware hack happen?
user117279
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Is hardware approved for classified government use more secure?

I've always been worried about malicious hardware or firmware in off-the-shelf computer equipment (e.g. the malware in particular Lenovo computers that reinstalled itself from the Windows Platform Binary Table), so I try to support projects like…
lightspectra
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