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Questions tagged [usb-drive]

Storage drives connected by USB devices known otherwise as flash drive, USB stick, USB key and thumb drive. Also includes larger storage devices such as portable hard drives.

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Protecting/Crypting an external storage

We have an camera with sd card in which it records. AFAIK its software, recording parts etc., cannot be stepped in. We wish a mechanism/methodology that whenever it is plugged into usb socket of a ...
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2answers
133 views

How to back up and restore personal data safely from possibly exploited android phone?

I'm using a Samsung J7 Prime with Android version 7.0, not rooted. Recently, I grew suspicious I had become the target of some kind of exploit/network attack/mitm. Since I suspect the exploit is ...
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1answer
51 views

Secure USB stick recommendation

I've read a lot on this site about how USB sticks are inherently (I assume) insecure. There are analyses about how just by plugging it in to your laptop might initialize some program to be run without ...
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0answers
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Is it possible that a usb drive manufactured 3 months ago can have data copied to it that shows the file last modified date before manufacturing date? [closed]

I have some data that needs to be handed to a friend. I don't want to give the original drive (drive-1), so I plan to purchase a drive (drive-copy) and copy data to it. The data copied will still show ...
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0answers
50 views

How to avoid data leakage from usb interfaces?

In the context of business use of laptops with sensitive data, we need to prevent data leaks. We cannot disable usb interfaces because it is needed for external keyboard, mouse, webcam and ...
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1answer
58 views

Which brand of USB key storage and external USB storage can prevent wave or wireless read? [closed]

Which brand of USB key storage and external USB storage can prevent wave or wireless read? I find some has military encryption USB key storage , but do I need to encrypt files before saved in these? ...
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2answers
46 views

If a file on USB drive shows a certain “date modified” time in the windows explorer, can the correct added date/time be checked for the file?

If someone copied files from a drive-1 to usb-drive-2, then it seems the directories and files get the original modified time from drive-1 in some cases and in some cases not. Can it be checked if ...
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1answer
51 views

How can one make sure that some specific directories are fully deleted (without any record of their deletion) from a USB/flash drive?

It seems data resides in USB somewhere until it's completely overwritten. But is there a way to delete big directories 10-100GB or so without zero-filling the remaining space and only eradicating ...
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5answers
16k views

How to detect when files from my USB were copied to another PC?

I accidentally gave my USB to my friend and then I realized it had some important files of mine. Is there any way I can know if he got something from the USB?
4
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1answer
84 views

Howto restore factory default state of an USB pen drive?

The proper way to secure erase a SSD is to issue the SECURITY ERASE UNIT command. Then the SSD controller should send a BLOCK ERASE command to all physical blocks. One caveat: the SSD has to be ...
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2answers
178 views

Malware on read only device/memory

Putting Programs/OS/Files (contain malware) on USB-Stick (USB-stick can do read/write). Let's say this USB stick, after i put Programs/OS/Files on it, is now just theoretically, read-only. I myself ...
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2answers
253 views

Wiping possibly infected USB drive

If I disabled any automounting in the OS, is it safe to plug in a possibly infected USB drive(whatever the worst case in terms of that) to wipe it? If the (infected) drive is set to autorun malware ...
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3answers
181 views

Is it possible to check if a USB's firmware is unmodified when plugged in?

Let's say I have some USB stick that I know and trust. I can examine the firmware and generate a checksum for it. Can I use this checksem to ensure that when the USB is next plugged in the firmware ...
3
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3answers
165 views

Using a windows partition as a decoy

I'm interested in setting up a laptop that dual boots Windows 7 and openSUSE. The plan is to encrypt the openSUSE partition and require a USB thumb drive with the encryption key for it to boot. Where ...
3
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1answer
474 views

Is it possible to bypass USB access restriction placed by the Active Directory? [closed]

I've been tasked with an onsite engagement to see what I can find from one of their laptops. They have a policy in place to block USB access through the Active Directory, e.g. When you try to access ...
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0answers
63 views

Best way to deal with Encrypted USB user authentication

So I'm working with a client who wants the absolute highest level of security for his project. I pitched him the idea of hardware user authentication with one of those encrypted USB drives with the ...
3
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2answers
126 views

If I format a USB stick, will the old contents be recoverable?

I have read that the "safest" way to make sensitive USB contents un-recoverable is to hammer to pieces the USB stick. Indeed, a quick search on Google shows up hundreds of ways to "recover usb files" ...
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1answer
87 views

Can a Windows program compromise the desktop hardware without giving administrator rights?

If I run a program on a Windows 10 machine, can the program install a virus on an attached USB drive, and can it install a virus into the firmware of the computer to be loaded before the OS/bootloader?...
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2answers
643 views

Can dual-boot, encrypted Windows 7 installations be fairly well secured against each other?

We have corporate network where remote workers connect via encrypted latops (Windows 7) using VPN (Cisco AnyConnect client), log into the Windows domain and access their network shares, Outlook e-...
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0answers
65 views

Allow only single aplication to access files on USB stick with Linux namespaces

It looks like i found a way to allow only single application to access files in USB storage. This script must be run with sudo. #!/bin/bash # create namespace unshare -m<<EOF # mount device ...
3
votes
1answer
149 views

Is it risky to use an untrusted keyboard?

Suppose you're buying a new keyboard (say USB-wired, but consider Bluetooth connected as well) from Ebay. Is it risky to use that keyboard in a sense that it could be more than just a keyboard? ...
2
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1answer
127 views

How does a “fake” network-adapter steal credentials?

I've read that devices that look like USB flash drives can be hidden network cards that can then steal credentials even when the screen is locked. (Like the Bash Bunny) I understand that being the ...
3
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1answer
161 views

Malware: Is there a difference between automounting vs manually mounting?

This is specifically for Ubuntu, but if you'd like to include a reply that'd help Windows users, please do. Background: I'm working on the suspicion that there's malware on my neighbour's laptop, ...
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3answers
2k views

How to stop USB Rubber Ducky?

I want to protect my computer from fake USB keyboards like the USB rubber ducky . I tried Penteract's disguised keyboard detector. I connected a keyboard and it locked the screen. But I don't ...
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2answers
555 views

Can Windows 10 bootable USB drive get infected while trying to reinstall Windows?

Microsoft allows you to create a recovery drive for Windows 10. If Windows gets infected with a virus or other malware, can the USB driver also get infected while trying to reinstall Windows?
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1answer
126 views

Safety protocol for USB flash drives [duplicate]

I give a USB flash drive to a friend. He returns it. I don't have a particular reason to suspect my friend of any wrongdoing, but I suspect his computer might be infected. I don't need to browse the ...
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2answers
2k views

Are there USB flash drives with read-only firmware?

A security risk with ordinary flash drives is that they have re-writable (flashble) firmware, which basically lets a hacker replace the operating system of the USB drive with their own. Are there any ...
2
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1answer
101 views

question about clean reinstallation of infected windows 7 (nuke from orbit approach)

I am attempting to reinstall windows 7 on my infected PC (with the shortcut virus) using a fresh USB drive. The USB drive is NOT infected and contains the ISO. will the USB stick I'm using get ...
0
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1answer
404 views

Will ISP see my router MAC address? connection by 4g USB modem

Question is similar to Will my USB modem send my MAC address to my ISP? but not exacly. I have router dwr-116 and usb 4G modem which is connected to this router. Will ISP see dwr-116 mac address? or ...
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0answers
308 views

USB virus scanner, live boot? [closed]

So after spending the better part of the last two days trying to find a good alternative on Google. I finally gave up and decided to post this... I work for a firm that is really into security right ...
0
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1answer
227 views

Is it possible to safely access a USB pen drive in Windows via a virtual box with Linux? [duplicate]

This is for a computer that has many different people plug in their pen drives into, for taking printouts. As a result, the computer is always infected with all kinds of Windows viruses. Once the ...
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0answers
112 views

Pen drive deleted all files just by plugging in - What is it?

A good friend of mine, very old and unskilled with computers, plugged his pen-drive on the work and, according to him, it instantly start deleting all files on the pen-drive without any window or ...
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1answer
274 views

Copy of files to storage device [duplicate]

I downloaded files from an old company computer to an external USB device, can the company tell which files were copied or only that I copied files?
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0answers
81 views

Investigating an infected flash memory

I've been given a sample of virus-infected USB media, that were sold to a client and were supposed to be empty. There's an UPX-compressed 364 kB EXE file - from hexdumping the exectable I found a ...
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3answers
944 views

Sanitizing USB memory stick by overwriting dummy data

I want to sanitize my USB memory stick. By 'sanitizing' I mean I don't want to leave any trace of what I wrote in the USB memory stick. Since they are made with flash memory and flash memory ...
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1answer
105 views

Is it possible to investigate if a pendrive has been connected to a specific PC?

Is it possible to investigate if a pendrive has been connected to a specific PC? Are there any traces left on the device?
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13answers
14k views

Allow only specific devices to be connected to USB

Suppose I have a Windows PC in a safe room, disconnected from the internet, with only 3 cables connecting to another room, to a mouse, monitor and keyboard. The computer contains highly sensitive ...
4
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2answers
170 views

How can kids transfer data to a school computer safely?

I have a primary-school-aged daughter who needs to bring a presentation to school. Classmates are bringing their presentations on a thumb drive, but I have some security concerns. (One, two, etc ...
2
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1answer
963 views

Kingston Data Traveller Vault Privacy - more password attempts

The Kingston Data Traveller Vault Privacy USB drive has a default amount of 10 password entries before it is erased. I am left with one and the question is whether any of the following two approaches ...
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1answer
84 views

Ipod Classic w/ torrented files

My friend gave me his old iPod classic, but it's got a bunch of torrented music on it; I want to wipe it with Disc Utility or perhaps GParted and start fresh... because I don't trust torrented files. ...
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1answer
194 views

Is Android ( Linux ) emulating a read-only USB storage device safer than a USB drive?

Well the title kinda ask all, I've been using DriveDroid on Android to emulate a read-only USB drive that I can plug in any machines to copy the files to the PC. I do use the same USB cable. For ...
3
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1answer
123 views

Isn't extracting an encrypted file to disk a bad idea?

When using SanDisk's SecureAccess software to access your 'encrypted' usb key, it requests you give it a location to extract the files to - expecting you to give it a folder to write them out to. Isn'...
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2answers
561 views

Is it safe to insert a USB drive of unknown origin? [duplicate]

I found a USB drive and I would like to check out the contents to see if there is any information that could allow me to identify and return to the owner. However, I'm unsure of what is on the drive. ...
3
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2answers
729 views

Securely obtain information from a USB Flash Drive /Thumb Drive avoiding viruses [duplicate]

I have just been passed some data in a thumb drive (which I was expecting). While I'm not too sure exactly what format the data will be in, it should be a mixture of numbers and text, possibly in one ...
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2answers
288 views

Turn exisiting USB drive into hardware encrypted drive?

I'm currently using a completely unprotected SANDISK Ultra 256GB and want to secure my files on there. I made a quick google search and found a device called Skydigital Ezsafe Lockdock which simply ...
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2answers
391 views

Is Ubuntu Guest Session safer than Ubuntu Live CD for examining malicious USB drives?

I have some allegedly malicious USB drives that I want to test. I have an already installed Ubuntu OS with a guest session and the Ubuntu Live CD. Which environment setup is safer for testing the ...
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1answer
151 views

How to open external drive that was protected using BitLocker

I've forgotten the password for my Seagate portable drive. I locked it using windows BitLocker two years ago. I can't remember the password but I almost know what's the password. Is there any way to ...
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6answers
8k views

How do I securely dispose of a removable USB storage device from within an office?

How can I safely and securely dispose of a USB device at my workplace using only basic tools and objects commonly found in an office? I am unable to remove the device from the premises. I cannot ...
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4answers
3k views

Detection of BadUSB

We plan to distribute our new software using USB flash drives. The plan is for the field service specialists to visit our customers and upgrade the software using one of our flash drives. However, we ...
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1answer
133 views

Can the data transfered from a PC to Dropbox or a USB drive be logged and detected?

I have some problems with my manager and am in process of using a lawyer to litigate with regards to workplace harassment. The litigation is planned to be "soft" and my lawyer only plans to send the ...