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Questions tagged [trusted-computing]

Trusted computing is a technology to enhance security of computer systems. The key component is the Trusted Platform Module (TPM). As a hardware device it provides features that software can't. Trusted computing is developed and promoted by the Trusted Computing Group (TCG).

Trusted Computing is a technology to enhance security of computer systems. The key component is the Trusted Platform Module (TPM). As a hardware device it provides features that software can't. Trusted computing is developed and promoted by the Trusted Computing Group (TCG).

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What TPM2_GetCapability TPM_HT_LOADED_SESSION is intended to show?

Im trying to understand what is the intended output of tpm2-tools/tpm2_getcap with the option of handles-loaded-session, the description says: handles-loaded-session: Display handles about both loaded HMAC and policy sessions. I understand that…
Consy
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Can I use TSS to use TPM without OS?

My goal is to write code that uses TPM features before the OS loads. Is it possible to do that with TSS? If not, what are some other alternatives for libraries that wrap TPM functions into a good API. I saw that in trustedGrub they used memory…
user1595304
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What happens to the sealed object when unsealing it in TPM?

What happens when I unseal a sealed piece of data in TPM? Does the sealed data still exist? For example, I have a handle to sealed data hSealedData, and I do TPM_Unseal(hSealedData,...) twice in a row. Will both calls return the same unsealed…
user1595304
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How does the TPM provide security for the cloud?

The primary scope of TPM is to assure the integrity of a platform. In this context, "integrity" means "behave as intended". ~Wiki I'm learning more about how the TPM performs integrity covering aspects as root of trust, chain of trust, PCRs…
user9746162
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Binding & Unbinding with TrouSerS library

I'm using TrouSerS library. I want to write one app which will bind AES key and put this bounded key into file and second app which will decrypt this key from file. Here is my codes: #include #include #include…
Adam S
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Are Xen vTPM's integrated to Openstack cloud?

Xen has the ability to attach virtual trusted platform modules (vTPMs) to guest VMs: http://wiki.xenproject.org/wiki/Virtual_Trusted_Platform_Module_(vTPM). I would like to know if there is any Openstack integration for this feature - can managed VM…
DaTaBomB
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Does TPM also takes measurements at run time?

I read that TPM takes measurements of all critical components and writes their hashes to its PCR registers at boot time. Does TPM also take measurement at run time or during when these components are in operation?
slal
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how tboot does static root of trust measurement and will it change PCR 12-PCR 14 values for different linux kernel?

I have installed tboot using this command apt-get install tboot on ubuntu . Actually I am having one doubt regarding tboot and trusted Grub. trusted grub does STRM(static root of trust for Measurement ) and it changes values in PCR 12 -PCR14.…
user1710979
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how to enable TPM measured boot and see pcr values in windows 10?

How can I enable TPM measured boot in Windows 10? I want the TPM hashes to be captured in PCR values and I want to be able to see the results. I know how to do it in Linux but I don't know what should I do in Windows. I found the following guides,…
capstonene
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