The Alarm Level determines the number of suspicious packets detected before Outpost reports "Port Scan Detected".
To set the alarm level:
Select Options
Select Plug-Ins
Highlight Attack Detection
Click Settings
To set the alert level move the slider to
Maximum
Normal
Minimum
You can quickly access the plug-in's properties by right clicking on its name in the Left Panel of Outpost Firewall's main window.
To receive visual alerts about detected attacks, select the Report detected attacks option.
Viewing the Attack Detection log
Protecting from simple DoS Attacks