Security Cheatsheet

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UNDER CONSTRUCTION

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A cheatsheet for security related stuff.

Table of Contents

• Fix Docker security issues on VPS
  • Set up firewall
  • Configure Docker to use iptables

Fix Docker security issues on VPS

source

1. Set up firewall

sudo ufw allow ssh
sudo ufw default deny incoming
sudo ufw enable

2. Configure Docker to use iptables

sudo nano /etc/default/docker

3. Add the following line:

DOCKER_OPTS="--iptables=false"

Restart Docker:

sudo systemctl restart docker