Questions tagged [tpm]

TPM (Trusted Platform Module) is both the name given to a published specification detailing the characteristics of a criptoprocessador safe, capable of storing cryptographic keys that protect information and the general name of implementations of this specification, often called "TPM chip" or "TPM Security Device".

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2answers
62k views

What does a TPM error message when booting mean?

I have a Gateway MT6728 laptop I was given to have, if I could fix it. When the computer boots, it displays the message: No TPM or TPM has problem. Allegedly, this problem occurred after browsing ...
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0answers
85 views

Add a TPM to a board

I am to release a design based on an Atheros SoC. I want to additionally secure the system. So I'm looking into adding a TPM to the motherboard's design, or using some USB/serial security token. I ...
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3answers
5k views

Can I use the TPM on linux without TrustedGrub?

I'd like to use the TPM to secure my boot process for my linux laptop. Any manual, howto or tutorial I have found about this topic mentions I have to use the TrustedGrub bootloader to keep up the ...
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2answers
998 views

UEFI vs. ARM TrustZone

I understand UEFI has a Secure Boot feature that is now for all Win 8 (tablets, and smartphones). How does this fit in with AMR's TrustZone for example? Is UEFI like a firmware TPM that can sit as a ...
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1answer
3k views

Win7 --> Win8 = Bitlocker won't ask for password

I have a Dell E6520 laptop with a TPM. It had Windows 7 Enterprise x64. The C (boot) partition is encrypted with Bitlocker. Bitlocker would prompt me for a password after POST, and after I entered ...
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2answers
3k views

Full Disk Encryption with TPM, not subject to cold boot attack

Here's a passage from Wikipedia on BitLocker Once a BitLocker-protected machine is running, its keys are stored in memory where they may be susceptible to attack by a process that is able to ...
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0answers
2k views

Trigger Recoverable BitLocker Lockout

My team is about to provide our traveling colleagues with new Windows 8 laptops. Part of our security solution depends on the use of BitLocker. Every laptop will have two partitions configured like ...
4
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2answers
7k views

Which desktop computers have a TPM chip? [closed]

My company employs Bitlocker w/ TPM in order to enable Direct Access so that you are always on the company network even when away from work. I want to have a desktop at home which is always connected, ...
2
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1answer
1k views

Why don't consumer laptops have trusted platform modules (TPMs)? [closed]

I've noticed that only "business laptops" (eg. Dell Latitude series, Lenovo ThinkPad T or W series, etc.) tend to have trusted platform modules (TPMs). In today's world, security is not a business-...
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2answers
745 views

Does Windows BitLocker reduce system performance

I found that my computer has a TPM module to work with BitLocker but now I'm trying to see if it may reduce my system performance... There's my spec: Intel Core 2 Duo 3.0Ghz (VT-x) 2GB of DDR2-800 ...
0
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1answer
369 views

Will my bitlocker partition be compromised if my Windows login is hacked

I am thinking of turning on bitlocker on my 2nd external HDD which is physically connected to my laptop using one of the available bays. For convenience i would like to allow the bit locker drive to ...
2
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1answer
468 views

How to I set up the TPM module to give the correct password to the hard drive?

I have bitlocker encryption set up on my system's hard drive. I had a few problems with the computer, and I turned it in for warranty service. It turns out that in the service center they replaced my ...
4
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1answer
8k views

How to enable Bitlocker without TPM

HP Pavilion complains about Bitlocker saying TPM is not found. Is there a setting that I need to enable in the motherboard or is there an update for it?
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1answer
951 views

Can't open bitlocker with flash drive

I have activated Bitlocker on my Windows 7-64 bit Ultimate machine. The system put the key on a thumb drive. The system will not open with the key on the thumb drive. It is the same key that ...
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4answers
9k views

Detecting a TPM chip?

I have a HP Mini 311-1000CA netbook running Windows 7 Ultimate. I'd really like to encrypt the harddrive using BitLocker but I am unsure as to how to work out if the Mini has a TPM chip or not. Any ...
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1answer
585 views

TPM module for my DELL 1720

I am trying to install bit locker on my Dell 1720. Does anyone know if it has a TPM modulee? I had a look in BIOS, but couldn't find anything related to the TPM module. But it does have some sort of ...
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2answers
801 views

Data protection on HDD: trying to sort out relevant technologies

I'm trying to understand how I can protect data from being used if a computer or a hard drive disk is stolen. I'm looking for reasonable protection against non authorized access to private data (...