4
votes
1answer
317 views

Write-protection at hardware level for security

It seems to me that to maximise server security, one ought - in addition to the usual security measures implemented in software - to prevent the overwriting of certain parts of the server system, such ...
4
votes
1answer
142 views

How safe are CD's for Air Gapped computers?

It is often suggested, for air-gapped PC's, to use CD/DVD's as a transfer medium between machines instead of USB sticks or portable hard-drives as it is difficult to write data to a CD/DVD without the ...
5
votes
1answer
152 views

What can be done to bridge the Air Gap, except autorun?

What can be done to bridge the Air Gap, except autorun? Is there any hardware butterflies that can attack physically isolated Unix/Linux machine in common usb drives, like VSC (Vendor Specific ...
4
votes
4answers
1k views

Does a commercially available self destructing HDD (set in BIOS) exist?

Does a self destructing HDD (physically destruction) that will destroy after a certain time exist, or when I use some software to initiate its self-destruction? I guess it need to be set in BIOS or ...
1
vote
1answer
3k views

What method of secure erase is sufficient for MacBook Pro SSD Drives? [duplicate]

I would like to securely erase the hard drive of a SSD in a MacBook Pro. The Disk Utility does not give me the option to wipe this drive even when I boot into the System Partition. (it is greyed ...
7
votes
2answers
214 views

Building's server room is unlocked: What danger is my building in?

In one of the buildings I work in, there are lawyers and accountants, web developers and marketers, and numerous other small businesses. Everyone's (shared) internet is routed through the same server ...
2
votes
1answer
189 views

Can linux (be made to) detect foreign connections to the ram bus?

I've been made aware on many answers and some comments that an attacker can read memory while a system is still running by attaching some sort of connection directly to the ram bus. Can linux ...
10
votes
2answers
2k views

“Friend” stole SD card. Tracing an SD card?

First off, let me say that I currently live in Mexico, a land filled with petty theft. I had a group of friends over last night, and they were looking at the photos on my camera. Today, I looked at my ...
10
votes
1answer
412 views

Slot machine segfault: what can we determine?

We walked into a casino and saw this near the entrance. I don't have a specific question, but is there anything that would be interesting to share and explain from the image?
7
votes
3answers
383 views

Sourcing hardware that is least likely to contain backdoors

I understand that CPU silicon (for example) is scrutinized for backdoors but there are other aspects of a computer system that may "leak data" to the outside world unbeknownst to the owner regardless ...
2
votes
1answer
2k views

good product to physical lock down a mac mini server?

Since recent theft of a mac mini and macbook pro Im looking into products to lock down the mac mini server 2011 model. There are many cable solutions out there like kensington but the mac mini has no ...
34
votes
11answers
5k views

Is it possible to turn a computer into a bomb?

I know this newspaper article sounds absurd. Even if a machine is compromised we (should) have hardware safe guards in all our devices to prevent the software from damaging the hardware. But is it ...
8
votes
4answers
407 views

Best practices for physically securing a notebook

If the user knows that other people will repeatedly have physical access to her notebook - running Linux - while she is absent, and that there is no way around this, what are best practices for ...