hlbr-1.0.tar.gz – HLBR – is an IPS (Intrusion Prevention System) that works directly at the layer 2 of the OSI model staying invisible from layer 3.

HLBR is an IPS (Intrusion Prevention System) that works directly at the layer 2 of the OSI model staying invisible from layer 3.

You can download it from the following link: https://packetstormsecurity.com/files/download/44434/hlbr-1.0.tar.gz

Source: https://packetstormsecurity.com/files/44434/hlbr-1.0.tar.gz.html