The physical components of an IT system.

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What hardware tools are useful to detect cyber crimes? [closed]

As the title says, I would ask about some tools or sensors that are available to be used to detect cyber crimes, specially I am looking for sensors that can be used to read and recover data from ...
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2answers
350 views

Transmitting malicious code over audio speakers

In a post that reads like science-fiction, a security researcher claims that malicious code was being passed between computers. A few quotes: ... "badBIOS," as Ruiu dubbed the malware, has the ...
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367 views

Bypassing Trusted Computing

I have not been able to find any information about trusted computing on the Internet. I am reasonably sure that its software manifestation can be bypassed by a Linux live disk, but what about hardware ...
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62 views

Is there a way to prevent software from accessing hardware IDs?

I think this is related to this question, but I would like to know if there's also a way to prevent "third party" applications from seeing hardware IDs (motherboard, hard disks, and others), or giving ...
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2answers
63 views

Disk Wiping - How can I be sure [duplicate]

I am selling some hard drives but my question is. How can I be sure that the information is gone? Is there a good way to wipe the drives? What are ways I use to attempt to recover the data to ensure ...
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1answer
104 views

Are there any Layer 2 Wifi RFC proposals that isolate each connection from each other? (like a switch)

It's my understanding that everyone on the same Wifi protocol has full access to each other host that it is connected to. Is there any Wifi technology that allows for partitioning and isolation of ...
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956 views

Encrypted flash drives

I have searched the web for information on secure encrypted USB flash drives. I have found that the most secure encryption is hardware-based like Kingstom DT4000 for example. Why is a simple USB ...
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3answers
241 views

Can Malware Physically Damage A Hard Drive?

I recently responded to an incident of supposed malware infection. The symptoms where simply "my computer is freezes at random times". The response ended with replacement of the physical hard drive ...
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64 views

What are the strengths and weaknesses of using a single 'burner' computer vs. many public access computers over a sustained period? [closed]

Assuming that the user is accessing/publishing related sensitive information over this period, and also assuming that they would take additional precautions in both scenarios, such as a Tails live ...
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Delay time clicking of contextual menu on the mouse [migrated]

I have such trouble: when i choose a folder/softwares and clicking second right clicker of mouse on the my desktop or elsewhere context window needs time to appear. Why needs it time to appear? what ...
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24 views

Secure delete with urandom? [duplicate]

What recovery techniques (if any) exist that can recover data from a mechanical HDD if the user has filled the disk with a single run of dd if=/dev/urandom of=/dev/[disk]? Or in other words: is this ...
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150 views

How far beyond using Shred should I go when deleting files? [duplicate]

Possible Duplicate: How can I reliably erase all information on a hard drive? I'm looking to securely erase my files. Is shred the best option besides ditching the hardware? To what lengths ...