shield-trigger-iptables

locks out remote attackers trying password guessing

Install

All systems
curl cmd.cat/shield-trigger-iptables.sh
Debian Debian
apt-get install libpam-shield
Ubuntu
apt-get install libpam-shield
image/svg+xml Kali Linux
apt-get install libpam-shield
Fedora
dnf install pam_shield
Windows (WSL2)
sudo apt-get update sudo apt-get install libpam-shield
Raspbian
apt-get install libpam-shield

libpam-shield

locks out remote attackers trying password guessing

In certain situations it is not possible to use host based authentication and here pam-shield comes in use. It locks out brute-force password crackers using null-route or iptables rules.

pam_shield

force attacks