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Questions tagged [hardware]

For attacks against, or best practices for physical components of an Information Technology system. It can consist of network equipment, servers, CPUs, hardware security module, smartcards, etc. When using this tag, also include an additional tag for the specific type of hardware.

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20 votes
9 answers
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Need to leave computer in repair shop. How can I secure solid state drive contents?

I need to take my desktop into a PC repair shop and leave it for a few days. It would be easy for them to copy the drives without me knowing. I am running Windows 10 with a password but this doesn't ...
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2 votes
1 answer
55 views

Are there ways to mitigate the risks of using a Bluetooth/wireless keyboard when the device connected is next to it?

Normally, I avoid using any Bluetooth or wireless devices, especially HIDs, but for a project I am working on the only keyboards that will fit the size are Bluetooth and wireless keyboards, so I am ...
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1 vote
2 answers
155 views

How to secure against USB drives?

Is it possible to set up Windows in a way that plugging in external storage can't compromise the device/network? To clarify, I would like to use the storage device to transfer data into the network. ...
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0 votes
1 answer
105 views

Can a mouse contain viruses? [duplicate]

My mouse dongle was plugged into a laptop infected with a Trojan Virus, is it a possibility for the mouse dongle to be infected?
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0 votes
0 answers
32 views

Side-channel impacts of coil whine and related acoustical phenomena over time

I am aware of one paper (although I forget the name) in which an AES key is extracted from some meters away as a result of coil whine (potentially audible vibration of an inductor coil), but I can't ...
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  • 64k
0 votes
0 answers
75 views

Remotely disable a laptop's ability to power on or charge?

If I loan out laptops to my employees to work remotely, such as Dr's, Nurses and other healthcare workers that generate sensitive information on patients, how can I remotely disable the laptop's ...
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  • 109
0 votes
1 answer
115 views

Do mechanical keyboards only have non-modifiable firmware baked in?

I always used to use a mechanical keyboard to type. Recently, I found a hardware trojan in my keyboard's firmware. Can mechanical keyboard firmware be modified?
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  • 101
0 votes
0 answers
22 views

supply chain security - ways of detecting and deterring compromise at a lower level i.e., hardware class of vulnerabilities [duplicate]

Software supply chain focuses on software. How about hardware supply chain security? I refer to Compromise Hardware Supply Chain ("https://attack.mitre.org/techniques/T1195/003/"). I wish to ...
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0 votes
1 answer
453 views

Can somebody abuse my hardware's id's?

I know that game companies ban cheaters' hardware IDs so they wouldn't be able to play on their server anymore. I also know that there are programs used so the client system sends a randomly made-up ...
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-4 votes
2 answers
88 views

Can a pill be used to track a person's location?

In 2017, the FDA approved a pill with a digital sensor that can transmit information accessible by a web portal. If a patient takes such a pill, can it be used by hackers to track the location of this ...
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1 vote
2 answers
176 views

How evil could an HDMI/VGA adapter be?

I recently bought a HDMI to VGA + Audio Out adapter on the internet for the purpose to playing Xbox on an old monitor. It came just inside a plastic bag, so I don't have any guarantees that the ...
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  • 757
1 vote
3 answers
199 views

Bought a new Laptop. Can't reset. Is it Safe?

I recently bought a new laptop from a third-party seller on new egg. The seller states that it is "upgraded": "*We sell computers with upgraded configurations. If the computer has been ...
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1 vote
0 answers
95 views

What traces are left on a flash card reader after using it?

If one uses a micro SD card with a card reader on Windows, or on Linux, or on Android, would there be a way to forensically determine on which computer the card reader was used? I know OS can log ...
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1 vote
1 answer
146 views

What traces are left on a USB stick after using it?

If one uses a FAT32-formatted USB stick on Windows, Linux, or Android, would there be a way to determine on which computer the USB stick was used by examining the USB stick? I know OS can log which ...
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  • 21
1 vote
2 answers
183 views

How common are firmware infections?

Hard drive firmware infections were documented in 2015: The hacking tool, believed to be a product of the NSA, is significant because subverting the firmware gives the attackers God-like control of ...
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  • 312
2 votes
1 answer
125 views

Cross OS GPU based malware

I've been doing some research into GPU based malwares, and would like to know if there is a way to run them on a dual boot scenario with the code being executed only on one Operational System and be &...
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0 votes
0 answers
152 views

Hacking MBUX system

I read the report from tencent about MBUX hacking and wonder if it still works? Are there any known countermeasurements to this kind of hacking? What did Mercedes do to prevent this? https://keenlab....
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-1 votes
2 answers
362 views

What does it take to brute force 42 hex characters [closed]

What does it take to brute force something like this 00f54a5851e9372b87810a8e60cdd2e7cfd80b6e31 I can brute force anything else like iambad, blackapple1, etc But how can I brute force something like ...
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1 vote
2 answers
181 views

Scanning for malicious hardware on display replacement for a smartphone

I recently bought a replacement display for my smartphone on ebay from a national supplier. I later realized that it does not have the Huawei logo printed on it, but it is working fine. There were ...
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0 votes
0 answers
111 views

rdmsr Command not found Checking for MDS Vulnerability

Running dmesg on my Xubuntu 20.04.1 system shows multiple processor vulnerabilities including MDS vulnerable. I was trying to follow the info in What are the new MDS attacks, and how can they be ...
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5 votes
1 answer
355 views

Since TPM firmware is updatable can it be exploited by malicious hardware actors?

I have been reading about TPM for months and one thing seems to be odd. I noticed that TPM firmware can be updated in certain brands. Like "Lenovo" or this link which links a bunch of brands....
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0 votes
1 answer
143 views

Is there a hardware-constrained method for removing content from the internet?

I recently came across this viral post on Facebook: As of the time of this question, the post has more than 37,000 likes, 33,000 shares and 1.5k comments. Most of the comments are positive, ...
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1 vote
1 answer
1k views

Using Hardware Encryption on NVME SSD used as the boot device

I have a question relating to implementing encryption of data at rest. This is possibly more suited to another stackexchange site, so please let me know where would be better to post if I'm a little ...
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  • 113
1 vote
1 answer
349 views

Tricking a windows 10 computer into thinking a USB being plugged in is a mouse for code execution [closed]

Is it possible to "trick" a Windows 10 PC into thinking a flash drive is a mouse to execute code on the machine? If so, how? Note: I'm not trying to do anything malicious. All of this is ...
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1 vote
1 answer
145 views

Are there any existing JTAG (hardware debugging) based malware detection systems, and if not, why?

JTAG System software debug support is for many software developers the main reason to be interested in JTAG. Many silicon architectures such as PowerPC, MIPS, ARM, x86 built an entire software debug, ...
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  • 1,290
0 votes
0 answers
44 views

Wondering if a USB dongle for gaming controller could have malware installed [duplicate]

I purchased a usb gaming controller used. It has a usb dongle that plugs into the PC and a I assume its bluetooth. Is it possible for the USB dongle to contain a keylogger that starts up when I plug ...
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3 votes
2 answers
769 views

Open-Source Hardware Security Modules (HSM)

Are there any Open-Source Hardware Security Modules (meeting OSHWA requirements)? I've worked with Utimaco HSMs, but I'm not a big fan of closed-source hardware -- especially when it comes to security ...
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-1 votes
1 answer
142 views

Can data be stored anywhere else on a MacBook besides the SSD?

Imagine the following scenario: There exist all kinds of information on my SSD. Now I take away the SSD of my MacBook Pro, replace it, and reboot. I should have a MacBook that is on factory settings, ...
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1 vote
1 answer
122 views

How are hardware wallets and other hardware-based security devices audited?

One selling point of the Trezor crypto currency wallets is that they are, supposedly, "open source". It is not clear to me exactly what assurance this provides, since I do not know what ...
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  • 1,043
1 vote
1 answer
259 views

How secure is Heads for detecting tampering or infection of firmware or boot sector? (Pureboot)

I'm thinking of getting a Librem laptop with Pureboot which uses Heads (with the Librem key) for tamper detection. But I've heard rumours that there are weaknesses or vulnerabilities so I wanted to ...
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  • 11
1 vote
0 answers
100 views

Has hackers ever used a microarchitectural side channel to launch an attack?

I'm a student of computer architecture and I just got through a class on Hardware Security. We spent a considerable amount of time learning about microarchitectural side channels, reading papers on ...
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2 votes
1 answer
86 views

Root of Trust - The general Mechanism of how RoT Authenticates higher levels of software

I've been reading many research articles about RoT - Root of Trust - for establishing a chained root of trust going up from BIOS to the Kernel. However, most of the article go briefly on how RoT works ...
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1 vote
1 answer
1k views

Is it possible to crack a laptop's encrypted hard disk?

In a talk about a lost or stolen laptop, it is said that: even with hard drive encryption, eventually they can crack these secrets But strong encryption is practically impossible to break. For ...
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  • 1,224
1 vote
1 answer
321 views

Is there a downside to using a Ledger Nano S or X as both a crypto wallet and a 2FA key?

Newbie question, I guess. I want to get a cold wallet for increased security. I also want to start using hardware 2FA (e.g. for e-mail). I see that Ledger advertises 2FA capabilities ('FIDO U2F') on ...
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  • 113
2 votes
1 answer
605 views

What are the dangers of a firmware malware in 2021 and is it possible?

I was reading a few articles online about how some firmware can be altered into malware and essentially infect a hardware equipment for its entire life time. Like almost all SSDs in the industry ...
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1 vote
2 answers
468 views

secure Microphone Blocker for Apple devices (macOS and iOS)

Quote from Hardware for Protecting Privacy and Security Microphone Blocker A microphone blocker is a device that prohibits audio hacking, in the form of a hardware accessory for a smartphones, ...
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  • 1,413
4 votes
0 answers
166 views

Can the glue of glitter-hot-glue sticks be used to provide evidence of electronics-hardware tampering?

I've been researching low-cost, yet strong, tamper-evident mechanisms, and purchased some low-cost glitter-hot-glue sticks as part of this research. The Amazon page advertising the sticks, seems to ...
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0 votes
0 answers
77 views

Can hardware identifcation be evaded/spoofed?

If I'm not wrong, one of the many ways companies track and collect data of people through the internet is by identifying their hardware. Getting the monitor resolution, figuring what CPU it is, etc. ...
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2 votes
1 answer
202 views

Is it safe to download BIOS firmware from any place online?

Considering that all modern motherboards have code signature procedures in place like it is mentioned here: Is it possible for malware to be in the BIOS or in hardware? I was wondering is it safe to ...
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40 votes
5 answers
8k views

How can you trust that there is no backdoor in your hardware?

We know that Intel processors have one (ME) so it is definitely possible. In general, how could you even trust a piece of hardware like a CPU or network card, even if the manufacturer says there is no ...
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  • 403
99 votes
5 answers
48k views

What is the benefit of having FIPS hardware-level encryption on a drive when you can use Veracrypt instead?

The expensive one: https://www.dustinhome.se/product/5010873750/ironkey-basic-s1000 The cheap one: https://www.dustinhome.se/product/5010887912/datatraveler-100-g3 Over 14,000 SEK difference in price. ...
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  • 477
0 votes
1 answer
139 views

if computer is compromised, does hardware key still protect in ssh?

Let's say I sign into my local pc with a hardware key (eg yubicon). Let's say I further sign into a sensitive server (as root) via ssh using yubicon hardware key as well (ie only way to get into ...
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8 votes
2 answers
3k views

Can BadUSB be avoided by looking at the shapes and the controller model inside it?

I'm an average user. I don't take part or have any dangerous jobs. I know that there is no fixed solution for this type of attack. However, I think USB is still become common devices for average user. ...
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2 votes
1 answer
330 views

Are wedge attacks on EMV cards still viable?

I was looking around to see if wedge attacks on EMV cards are still viable or a solution has been implemented, and if so, have attackers found another way around the solution? The latest literature or ...
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2 votes
1 answer
264 views

Questions about A Monitor Darkly

In his presentation, A Monitor Darkly, Ang Cui demonstrates how to manipulate images on the monitor by getting the firmware to execute commands embedded in a pixel contained in an image being ...
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-1 votes
1 answer
714 views

Can I trust a used motherboard purchased from a seller in China? [duplicate]

The ASUS motherboard in an older PC I own failed. I purchased a replacement from a vendor on eBay, shipped from China (Shenzhen). Only after receiving the motherboard did it occur to me to wonder ...
user avatar
-1 votes
1 answer
130 views

How to detect software and hardware impairment? [closed]

How can I know if a pc has a backdoor in bios, and how to know if there is an hardware malicious impairment?
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  • 3
0 votes
2 answers
176 views

Is it possible to create a hardware 'Plug and Play' TOR proxy?

Is there a way to use a device like a raspberrypi to create a kind of 'Plug and Play' TOR proxy? Ideally, a device would exist with an ethernet port as input and ethernet cable or USB as output which ...
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1 vote
0 answers
87 views

Best practices for checking security risks on used devices [closed]

If you are buying used device, laptop or game console, or a smartphone - what are the best practices for checking it’s security? How to check if device’s HW wasn’t modified or it is not coming with ...
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  • 608
1 vote
2 answers
248 views

Hardware components based on which to generate password

I want to generate a password for a Keystore in java on Windows platform. I would like to make a HASH out of some hardware information from my computer and some salt. My question is: which hardware or ...
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