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n/essentialsoftware.md: note Arch microcode update flow

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Aminda Suomalainen 2024-08-10 09:45:39 +03:00
parent 129be9b4d4
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Signed by: Mikaela
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@ -38,7 +38,9 @@ _{{ page.excerpt }}_
- `microcode` - propietary, but otherwise CPU holes are going to be gaping open. - `microcode` - propietary, but otherwise CPU holes are going to be gaping open.
Refer to `tail -n +1 /sys/devices/system/cpu/vulnerabilities/*` Refer to `tail -n +1 /sys/devices/system/cpu/vulnerabilities/*`
- Debian calls this as `amd64-microcode` or `intel-microcode` - Debian calls this as `amd64-microcode` or `intel-microcode`
- Arch knows them as `amd-ucode` or `intel-ucode` - Arch knows them as `amd-ucode` or `intel-ucode` and won't load it for you,
you will have to `initrd /intel-ucode.img` yourself instantly after `linux`
and before `initrd /initramfs-linux-lts.img`...
- `ufw` for Deb-based or `firewalld` on Fedora (and Kali and Arch Linux, if you - `ufw` for Deb-based or `firewalld` on Fedora (and Kali and Arch Linux, if you
so choose in the last) so choose in the last)
- `sshguard` for mitigating shared systems where others refuse to use keys - `sshguard` for mitigating shared systems where others refuse to use keys