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gistfile1.md
| @@ -4,10 +4,9 @@ | |||
| 4 | 4 | * Prepare mok-util to ensure MOK trust your own keys. Reboot. | |
| 5 | 5 | * Prepare all drivers, modules. Build and sign the kernel and modules. Reboot. | |
| 6 | 6 | * Prepare necessary tpm tools. Use dracut to replace initramfs-tools. Reboot. | |
| 7 | - | * Use systemd-cryptenroll to change to a stronger password. Reboot. Ensure auto unlock. | |
| 7 | + | * Use systemd-cryptenroll to change to a stronger password. Reboot. | |
| 8 | 8 | * Enable Secure Boot | |
| 9 | - | * Use dracut to generate a initrd. | |
| 10 | - | * Use TPM to auto unlock root partition. | |
| 9 | + | * Use systemd-cryptenroll to use TPM to auto unlock root partition. Reboot. Ensure auto unlock. | |
| 11 | 10 | ||
| 12 | 11 | ## Install dependencies | |
| 13 | 12 | ||
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gistfile1.md
| @@ -4,7 +4,7 @@ | |||
| 4 | 4 | * Prepare mok-util to ensure MOK trust your own keys. Reboot. | |
| 5 | 5 | * Prepare all drivers, modules. Build and sign the kernel and modules. Reboot. | |
| 6 | 6 | * Prepare necessary tpm tools. Use dracut to replace initramfs-tools. Reboot. | |
| 7 | - | * Use systemd-cryptenroll to change to a stronger password. | |
| 7 | + | * Use systemd-cryptenroll to change to a stronger password. Reboot. Ensure auto unlock. | |
| 8 | 8 | * Enable Secure Boot | |
| 9 | 9 | * Use dracut to generate a initrd. | |
| 10 | 10 | * Use TPM to auto unlock root partition. | |
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gistfile1.md
| @@ -3,7 +3,7 @@ | |||
| 3 | 3 | * Make sure system installed with simple password and LUKS. | |
| 4 | 4 | * Prepare mok-util to ensure MOK trust your own keys. Reboot. | |
| 5 | 5 | * Prepare all drivers, modules. Build and sign the kernel and modules. Reboot. | |
| 6 | - | * Prepare necessary tpm tools. Use dracut to replace initramfs-tools. | |
| 6 | + | * Prepare necessary tpm tools. Use dracut to replace initramfs-tools. Reboot. | |
| 7 | 7 | * Use systemd-cryptenroll to change to a stronger password. | |
| 8 | 8 | * Enable Secure Boot | |
| 9 | 9 | * Use dracut to generate a initrd. | |
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gistfile1.md
| @@ -15,10 +15,10 @@ | |||
| 15 | 15 | sudo apt install dracut libtss2-dev tpm2-tss-engine-tools tpm2-tools | |
| 16 | 16 | ``` | |
| 17 | 17 | ||
| 18 | - | # dracut: initrd manager. | |
| 19 | - | # libtss -> TSS 2 user state tools and library | |
| 20 | - | # tpm-tools | |
| 21 | - | # engine-tools might not be needed. | |
| 18 | + | * dracut: initrd manager. | |
| 19 | + | * libtss -> TSS 2 user state tools and library | |
| 20 | + | * tpm-tools | |
| 21 | + | * engine-tools might not be needed. | |
| 22 | 22 | ||
| 23 | 23 | ```bash | |
| 24 | 24 | anduin@anduin-lunar:~$ sudo cat /etc/crypttab | |
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gistfile1.txt(archivo creado)
| @@ -0,0 +1,90 @@ | |||
| 1 | + | ## Install steps | |
| 2 | + | ||
| 3 | + | * Make sure system installed with simple password and LUKS. | |
| 4 | + | * Prepare mok-util to ensure MOK trust your own keys. Reboot. | |
| 5 | + | * Prepare all drivers, modules. Build and sign the kernel and modules. Reboot. | |
| 6 | + | * Prepare necessary tpm tools. Use dracut to replace initramfs-tools. | |
| 7 | + | * Use systemd-cryptenroll to change to a stronger password. | |
| 8 | + | * Enable Secure Boot | |
| 9 | + | * Use dracut to generate a initrd. | |
| 10 | + | * Use TPM to auto unlock root partition. | |
| 11 | + | ||
| 12 | + | ## Install dependencies | |
| 13 | + | ||
| 14 | + | ```bash | |
| 15 | + | sudo apt install dracut libtss2-dev tpm2-tss-engine-tools tpm2-tools | |
| 16 | + | ``` | |
| 17 | + | ||
| 18 | + | # dracut: initrd manager. | |
| 19 | + | # libtss -> TSS 2 user state tools and library | |
| 20 | + | # tpm-tools | |
| 21 | + | # engine-tools might not be needed. | |
| 22 | + | ||
| 23 | + | ```bash | |
| 24 | + | anduin@anduin-lunar:~$ sudo cat /etc/crypttab | |
| 25 | + | nvme0n1p3_crypt UUID=9aacd8c2-e5f9-42bd-b345-f8617d0a668d none luks,discard,tpm2-device=auto | |
| 26 | + | ``` | |
| 27 | + | ||
| 28 | + | ```bash | |
| 29 | + | anduin@anduin-lunar:~$ cat /etc/dracut.conf.d/tpm2.conf | |
| 30 | + | add_dracutmodules+=" tpm2-tss " | |
| 31 | + | ``` | |
| 32 | + | ||
| 33 | + | ```bash | |
| 34 | + | sudo dracut -f --hostonly | |
| 35 | + | ``` | |
| 36 | + | ||
| 37 | + | (Reboot. mandatory) | |
| 38 | + | ||
| 39 | + | ## Ensure TPM device exists | |
| 40 | + | ||
| 41 | + | ```bash | |
| 42 | + | sudo systemd-cryptenroll --tpm2-device=list | |
| 43 | + | ``` | |
| 44 | + | ||
| 45 | + | ## Enlist all encryption methods | |
| 46 | + | ||
| 47 | + | ```bash | |
| 48 | + | sudo systemd-cryptenroll /dev/nvme0n1p3 | |
| 49 | + | ``` | |
| 50 | + | ||
| 51 | + | ## Make sure the PCR to bind. | |
| 52 | + | ||
| 53 | + | https://uapi-group.org/specifications/specs/linux_tpm_pcr_registry/ | |
| 54 | + | ||
| 55 | + | * 0 BIOS itself | |
| 56 | + | * 1 BIOS settings (optional) | |
| 57 | + | * 2 PCIE Firmware option ROM (Suggested for desktop PC, optional for laptop) | |
| 58 | + | * 7 Secure Boot | |
| 59 | + | * 9 initrd | |
| 60 | + | * 14 SHIM Mok | |
| 61 | + | ||
| 62 | + | 2,7,9,14 | |
| 63 | + | ||
| 64 | + | ```bash | |
| 65 | + | sudo systemd-cryptenroll --tpm2-device=auto --tpm2-pcrs="0+2+7+9+14" /dev/aaaaa | |
| 66 | + | ``` | |
| 67 | + | ||
| 68 | + | Enter existing LUKS pass. | |
| 69 | + | ||
| 70 | + | ## Update | |
| 71 | + | ||
| 72 | + | Every time install kernel update: | |
| 73 | + | ||
| 74 | + | ```bash | |
| 75 | + | sudo dracut -f --hostonly | |
| 76 | + | ``` | |
| 77 | + | ||
| 78 | + | Then reboot. | |
| 79 | + | ||
| 80 | + | Then: | |
| 81 | + | ||
| 82 | + | ```bash | |
| 83 | + | sudo systemd-cryptenroll --tpm2-device=auto --tpm2-pcrs="0+2+7+9+14" /dev/aaaaa | |
| 84 | + | ``` | |
| 85 | + | ||
| 86 | + | Optional to wipe: | |
| 87 | + | ||
| 88 | + | ```bash | |
| 89 | + | sudo systemd-cryptenroll /dev/nvme0n1p3 --wipe-slot=1 | |
| 90 | + | ``` | |