Linux

Linux Management

• Managing Linux processes
• How to add/remove/modify Linux Users and Groups
• File Permissions in Linux/Unix

Linux Commands

• Using Find Linux command
• Using xxd Linux command
• Transfer files using Netcat

Linux Security

• Securing Apache
• How to create a self-signed certificate (openSSL)
• Secure SSH Server using Port Knocking (knockd) on Linux

Linux Misc

• Download using wget to keep metadata

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Windows

Windows Management

• How to add/remove/modify Windows Users and Groups

Windows Commands

• Nothing here yet

Windows Security

• Hardening SMB

Windows Misc

• Activating Windows 10 using slmgr
• Recover USB lost space recovery