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it-sec-exercises/sheet08/a1.txt
Leo 11db56b542
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add stuff to a1 and a3 and first part of a3
2026-06-19 11:18:41 +02:00

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I used the simplest trick in the book. Since we have btop installed (a more advanced and pretty version of tools like top or htop), I was just able to run "btop" to get into its interface.
From there, you can see which CPU the system is using in the top right. Since it's a EPYC CPU, but we only have 2 threads, it goes without saying that we're in a VM since there is no AMD EPYC CPU with only 1 core with 2 threads.
Alternatively:
12:55:11 leo@group-20 ~ → hostnamectl
Static hostname: group-20.internal
Icon name: computer-vm
Chassis: vm 🖴
Machine ID: 471f9f9a79d9821160cd1849069e648a
Boot ID: 3621b630db6a4e0f8b8ba3269550325a
Virtualization: kvm
Operating System: Ubuntu 24.04.4 LTS
Kernel: Linux 6.8.0-111-generic
Architecture: x86-64
Hardware Vendor: QEMU
Hardware Model: Standard PC _Q35 + ICH9, 2009_
Firmware Version: 2024.02-2ubuntu0.8
Firmware Date: Wed 2025-12-10
Firmware Age: 6month 1w