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Questions tagged [tpm]

Questions about TPM utilities or TPM chip (iTPM). Ubuntu has two versions of TPM tools in the Universe repository: TPM 1.2 (tpm-tools) and TPM 2.0 (tpm2-tools).

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182 views

How to solve “ima: error communicating to tpm chip” messages during boot

I am getting the following error message as a list of 4 or 5 lines with differing numbers at the beginning of each line during boot for a long while: ima: error communicating to tpm chip I am using ...
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32 views

Full Disk Encryption with TPM and No Password

I would like to have full disk encryption but rather than asking for a password it would automatically get the password from the Hardware TPM 2.0. This is for a turnkey appliance where we can not ask ...
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1answer
80 views

tpm2-tools on ubuntu 16.04

I am trying to use tpm2-tools on ubuntu 16.04 (I have this kernel version 4.15.0-54-generic) To install tpm2-tools i did apt-get install tpm2-tools I have TPM2.0 hardware and i can see that on my ...
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54 views

Full disk encryption using TPM2 [16.04]

I'm trying to figure out how to implement full disk encryption with auto decrypt at boot using TPM2 module. I didn't find much information about TPM2 and xenial. Glad if someone can pour some light ...
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138 views

“Failed to initialize tcti context: 0x1” Error on running command tpm2_nvlist

I have enabled TPM2 from the bios utility of my system. I have installed the tpm2-tools and TSS2 also (on Ubuntu 18.04 LTS). Now when I am trying to execute any commands like tpm2_nvlist an error ...
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35 views

Ubuntu keeps on rebooting after enabling TPM 2.0 from BIOS (APTIO utility)

I am having Ubuntu 18.04 LTS installed on to my system. I wanted to implement TPM functionalities. I enabled TPM 2.0 from Trusted Computing option in the BIOS. After this when I rebooted my system, ...
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1answer
234 views

Can't boot Ubuntu 18.04.2 LTS or its LiveUSB after enrolling MOK

I'm unable to boot Ubuntu 18.04.2 LTS or its Live USB after enrolling MOK. Here are the steps that led to this situation. Clean install of Ubuntu 18.04.2 LTS on Dell Precision T7910 workstation. No ...
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1answer
658 views

Dual Boot Ubuntu (with LUKS, TPM) and Windows 10 (with BitLocker)

I'm looking for a way to dual-boot Ubuntu and Windows 10 on a single hard drive with: LUKS + TPM on Ubuntu, with a pre-boot password BitLocker + TPM on Windows 10, with a pre-boot PIN/password Is ...
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122 views

Ubuntu 18.04 LTS Live USB on HP ZBook 15 hangs while booting with kernel panic error: “A TPM error (7) occurred attempting to read a pcr value”

Ubuntu 18.04 LTS live USB on HP ZBook 15/1909 hangs while booting with kernel panic error: A TPM error (7) occurred attempting to read a pcr value Previously installed Ubuntu 16.04 worked perfectly ...
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1answer
384 views

Booting problems after automatic software update: TPM error and Recovering journal

Last week, after an automatic software update, my PC is having some problems when booting. The PC is a ThinkPad T400 (32 bits) with Ubuntu 18.04.02 LTS. It has dual-boot with Linux and Windows. A few ...
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1answer
1k views

How to install Ubuntu alongside BitLocker encrypted Windows10?

How to install Ubuntu alongside BitLocker encrypted Windows10? If it's impossible to rely on TPM, I don't mind switching to password. My first question is can I install Ubuntu second, on a computer ...
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1answer
1k views

DD a BitLocker/TPM encrypted drive

Is it possible to create a bit identical image of a Windows 10 SSD using an Ubuntu live cd/usb? If I boot into the laptop with the live/cd/usb, I can't see the drive using fdisk or gparted. The ...
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136 views

./configure errors installing TPM Software Stack (tpm2-tss) library

I am running a fresh install of Ubuntu Desktop 18.04 LTS, and I'm coming from the Windows side of the world. I'm trying to create a new logical volume and use TPM and LUKS to secure it. I'm ...
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2answers
1k views

Intel's Platform Trust Technology on Ubuntu 18.04

I have an Intel NUC (NUC8i7BEH), which includes Platform Trust Technology instead of a dedicated TPM 2.0 chip. I was reading this other Ask Ubuntu post about using a TPM 2.0 chip, and am trying to ...
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0answers
311 views

How to check if TPM2.0 is owned and if TPM is enabled in Ubuntu 16.04?

Is there any command to check if TPM2.0 is owned and if TPM is enabled on Ubuntu 16.04? We are using TPM2.0, Intel TXT, Ubuntu 16.04 and DL380Gen10 server.
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97 views

How can I enable TPM in Ubuntu Core 16?

I have a Dell Edge Gateway for IoT that runs Ubuntu Core 16. How can I enable TPM on the device?
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1answer
5k views

How do I set up TPM 2.0 on Ubuntu 18.04?

I just can't seem to find enough information on Trusted Platform Module (TPM). I did find a few threads but they're only about TPM 1.2 setup. The setup I want: the whole disk is encrypted (including ...
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0answers
2k views

A TPM error (7) occurred attempting to read a pcr value after trying to install 16.04

I'm trying to revive an ageing laptop by installing Ubuntu 16.04 (I want to upgrade it to 18.04 eventually) over Windows 10. I made a live USB using unetbootin and a 16.04 distro from the Ubuntu ...
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1answer
1k views

How do I fix TPM error 256?

This happened when I attempted to upgrade from 17.10 to 18.04. I receive this error during boot, and my Ubuntu that I've had a few months running without issue twice (not counting during the upgrade) ...
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2answers
4k views

How do I upgrade Ubuntu 17.10 to 18.04? [duplicate]

I was trying to upgrade to Ubuntu 18.04 from 17.10, and I used the Ubuntu Software / updates, but it gave an error. Also my laptop has logged me out of sessions/restart from Ubuntu login screen twice. ...
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2answers
1k views

What is the TPM 2.0 update?

Every time I start my computer and/or the package updater, I get a message about a TPM 2.0 update going from version 1.3.0.1 to 1.3.1.0. However when I apply the update and reboot, the computer has ...
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2k views

Ubuntu 16.04 fails to start on HP workstation with TPM error (7)

A couple of weeks ago I installed Ubuntu 16.04 on a HP Z420 workstation. The BIOS is labelled J61 v01.02. Yesterday Ubuntu stopped starting properly, displaying this error message: a TPM error (7) ...
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0answers
311 views

Ubuntu 16.04.3 installed but not starting; TPM error

I have a HP Compaq Elite 8300 SFF (bought refurbished with Win10 Pro prepared). It has an SSD and started installation of Win10 after switching on. Worked fine. I've installed Ubuntu 16.04.3 from USB ...
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217 views

TPM error while installing ubuntu 14.04 | hardware HP mini 400 g3 PC

error occur while installing ubuntu 14.04. also disabled TPM setting in BIOS but same error
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506 views

Error While Enabling TPM

First thing's first, I opened up the terminal and entered sudo apt-get install tpm-tools trousers and it asked if I was okay with it taking up 'x' amount of space but then as it installed, this error ...
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1answer
3k views

A TPM error (7) occured attempting to read a pcr value

I cant load my pc! Every time i try to boot it i receive an error message. I know theres lots of posts for this but I tried them all and none worked. Heres a picture too enter image description here
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2answers
1k views

Ubuntu 16.04 sapi package not found

OS: Ubuntu 16.04 Package expected to install: libsapi Result: Unable to locate package libsapi Hi, I am trying to install System API (SAPI) package on Ubuntu 16.04 According to tpm-2.0-tools, in ...
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1k views

Ubuntu 16.04 - tpm-tools and trousers error during the installation

as far as I know, I will need these two packages installed in order to communicate with the tpm module. When I installed these two packages, I encountered the following error: sudo apt-get install ...
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1answer
545 views

TPM or usb startup error on Acer C720 Chromebook

I'm pretty new to Linux and have had Ubuntu 16.10 installed on my c720 Chromebook for a while now but recently it doesn't want to start up properly, giving me these errors and putting me into ...
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1answer
176 views

TPM tools show incorrect size

I have installed tpm tools from Ubuntu. the version is 1.3.7 using tpm_nvinfo. root@test-hardware-1:/home/tseng/trousers-0.3.13# tpm_nvinfo NVRAM index : 0x10000001 (268435457) PCR read ...
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1answer
763 views

How can I setup an encrypted home directory or encrypted disk using TPM?

I'm running Ubuntu 14.04 on a Dell computer that has TPM. I need to protect the files in the home directory in case the disk is removed from the computer and plugged into another computer, encryption ...
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2answers
33k views

TPM error 6 when booting thinkpad

When booting or restarting a ThinkPad running 16.04 with 4.4.0-23-generic. I see a brief error or warning that states TPM error (6) Looking at the system, I see a bit of chatter in dmesg $ dmesg ...
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1answer
887 views

TPM 1.2 pass through to a Win10 Guest

I spun up and Win10 image I need for my work on my 16.04 LTS Desktop and this image requires access to a TPM device. Now, I've added a TPM pass through to the Guest via VM but the VM won't spin up. ...
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0answers
505 views

Setting Up TPM on Intel NUC running Ubuntu 14.04.1-Desktop-amd64.iso

I am trying to secure data on an Intel NUC DE3815TYHE. It has a TPM Module on it and I have been searching to find if anyone has successfully done this on a NUC. I have set it up for Secure Boot in ...
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0answers
2k views

Practical use of ecryptfs, encrypted keys, and TPM: how to convert existing user key to encrypted key?

Short version of this question is: How do I convert a user key on the kernel keyring storing ecryptfs authentication token / FEFEK to an encrypted key on keyring? (I.e. how to add an encrypted key ...
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1answer
341 views

TPM configuration fails on a Thinkpad T510 due to missing kernel modules

[Running 14.04 LTS.] I'm trying to setup the TPM chip on my T510. I've been following the instructions at https://askubuntu.com/a/414755/507853 but I'm having the following issue: root@FEYNMAN:/lib/...
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2answers
1k views

error while booting on elitebook8570

When I reboot I get an error pci 0000:00:01.0: ASPM: Could not configure common clock tpm_tis 00:01: A TPM error (7) occurred attempting to read a pcr value and when run dmesg|grep TPM I get [ ...
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1answer
10k views

TPM 2.0 on Debian/Ubuntu

We are running one of the newest Intel NUCs with TPM 2.0 chip (what the vendor is, I haven't been able to figure out). At the moment I am just trying to load the drivers to get it visible to the ...
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1answer
4k views

Ubuntu 15.04/kernel 4.0.1, tpm error (7) occured

I have installed Ubuntu 15.04. Once I had installed all updates, I ran into this error: [ 4.124110] tpm_tis 00:00: A TPM error (7) occurred attempting to read a pcr (I took a picture but it blurs ...
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2answers
12k views

Desktop 14.04 stuck during installation

Screenshot: Both from USB and CD, it gets stuck at this screen. It briefly responds to keyboard input before not responding at all. I've run it selecting acpi=off and nomodeset with the same results....
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0answers
784 views

Mount Bitlocker TPM partition

My plan is to encrypt my Windows system with Bitlocker (and TPM). But I wonder if I'm able to mount the system with Linux. I know Linux is able to mount Bitlocker partitions but is it also able to ...
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4answers
8k views

tpm_tis Operation Timed out when booting 14.04 LTS

Since upgrading from 13.10 to 14.04 (with do-release-upgrade) my computer (Sony vgn-sz1vp) hangs for 4 minutes when booting. [ 1.015598] tpm_tis 00:06: 1.2 TPM (device-id 0xB, rev-id 16) [ 1....
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1answer
35k views

Does Ubuntu use TPM 2.0 chip?

My Intel motherboard has a TPM 2.0 chip. Ubuntu 13.04 seems to have a driver for it, but what does it do with it, anything? Can it be switched off/disabled?