References
Listed below is all the known content in the system that links to this item.
VOIP
Having roaming users be able to use a handset from home, and protect your PABX from brute force a...
Web applications (layer-7 filtering)
There are various options for protecting your web application using Knocknoc Local Linux firew...
v7.0
Announcing Knocknoc 7.0 We’re excited to introduce Knocknoc 7.0, a landmark release packed wit...
SSH
Use case: Eliminating SSH attack surface in a distributed environment A large distributed enterp...
IPsets with Shorewall
This is an example that lets you use Shorewall https://shorewall.org/index.html and IPsets to dyn...
IPsets with UFW
This is an example that lets you use UFW (https://wiki.ubuntu.com/UncomplicatedFirewall) and IPse...