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4.1 KiB
4.1 KiB
sys
Ex Machina (film)
| Name | Description | Skills | Done |
|---|---|---|---|
linux |
Introduction and VirtualBox installation/basic usage. | OS, virtualization | subject + audit |
login |
Connect to console (using different virtual terminals), basic commands and usage of the console. | OS | subject |
add-vm |
Download and add our training virtual machines (introduction to snapshots). | virtualization | VM, subject |
connect |
Fix a conflict of IP address, configure DHCP & static IP address. | OS, network | VM, subject |
remote |
Remotely connect to a pseudo-terminal (configure firewall, change SSH port and listening address). | OS, network, security | VM, subject |
scan |
Discover machines and services (scan ARP, nmap), brute-force portals. |
OS, network, security | VM, subject |
upgrade |
Free disk space (caches, logs & temporary files) to upgrade the OS. | OS | WIP |
reboot |
Learn how to recognize a blocked system and reboot it (hard reset, magic SysRq key). | OS | |
ram |
Fix a program being OOM (enlarge swap and system memory, compare performance). | OS, virtualization | |
benchmark |
Learn how to benchmark a program | OS, disk | WIP |
boot |
Fix the various boot stages of a broken system (including a misconfigured application). | OS, network | WIP |
process |
Find processes by port, name, file, resource usage. Find their configuration file path. | OS | WIP |
monitoring |
Monitor the system, by hand and with an application. | OS | WIP |
network |
Build a network by hand, DNS, arp, ip. |
network | |
modem |
Configure a system as a router/firewall, making it similar to a residential gateway. | network | |
censorship |
Bypass or mitigate various censorship methods (DNS, IP, DPI, MITM, shadowban, non-indexed content, deplatforming). | network, security | |
virus |
Remove a stealth virus (multiple signatures and infection vectors). Reinstall safely. | OS | |
data |
Data recovery, fix corrupted file system, obtain minimal disk image size. | OS, disk | |
nas |
Make your own NAS with RAID, Samba, NFS, iSCSI, ClamAV | OS, network, disk | WIP |
performance |
Boost the performance of a service tweaking scheduling CPU pinning, [io]nice, RAID 0, NIC bonding. |
OS, CPU, network, disk | |
sys |
(Bonus) Recreate debian-01 virtual machine. |
All of the above | WIP |