Firewalls protect a host by monitoring network packets and attempting to identify good vs. bad traffic. A complement program to firewalls is Host Intrusion Prevention Systems (HIPS). HIPS works to protect a host by monitoring applications that execute.  HIPS tries to look at what the program does, either by intercepting system calls or watching packets or other system activity. These may be rule based or may assign scores for certain activity.


There is a lot of variety in the quality of these products, make sure you research them well and evaluate them extensively.

Pricing Model

McAfee Host Intrusion Prevention for Desktops safeguards your business against complex security threats that may otherwise be unintentionally introduced or allowed by desktops and laptops. Host Intrusion Prevention for Desktops is easy to deploy, configur ...

McAfee Host Intrusion Prevention for Desktop
Open Source
Pricing Model

Intrusion Prevention System (IPS) for ssh (default port 22), this IPS responds to the suspicious activity by setting the linux firewall (iptables) to block network traffic from the suspected malicious source. Suspicious activity is determined via auth or ...


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