Intro

Handy Hints and Tips that I have found useful

#01 Windows

01-001 Disable Hybernate (saves space on C: drive)

powercfg.exe /hibernate off

01-002 Allow Extensions in locked down Chromium Browsers (Edge, Chrome, Brave)

• Registry Key: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Edge\ExtensionInstallForcelist
• String Value: 1 or the n+1 of the extensions currently installed
• String Data: your_extension_key eg jbkfoedolllekgbhcbcoahefnbanhhlh

#02 Linux

02-001 Docker Easy Install

Install docker and add user to group:

sh -c "$(curl -fsSL https://get.docker.com)"
sudo usermod -aG docker $USER

02-002 Managing Users

Add New User
(This will add a new user with SUDO permissions and will not need to enter a password when excalating use with caution!)

sudo useradd -m -g sudo -s /bin/bash alex
echo "alex ALL=(ALL:ALL) NOPASSWD: ALL" | sudo tee /etc/sudoers.d/alex
sudo passwd alex

Disable Root

sudo sed -i 's/root:\/bin\/bash/root:\/usr\/sbin\/nologin/' /etc/passwd

Securing SSH

sudo sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin no/' /etc/ssh/sshd_config
sudo sed -i 's/#PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config
sudo systemctl restart sshd

02-003 Convert RSA Private key to OpenSSH Key

ssh-keygen -p -N "" -f /path/to/key

#03 Miscellaneous

03-001 Virus Total Query

tag:known-distributor type:peexe microsoft:clean signature:"Microsoft Corporation"

03-002 Remove Empty Lines VS Code

• Open Find menu
• Command + F on Mac
• Ctrl + F on Windows
• In the find box type: ^(\s)*$\n
• Leave the replace box empty
• Select 'Use Regular Expression'
• Select 'Replace All' button