NScan

Category: Vulnerability Scanners
Website: http://www.nscan.org
Manufacturer: NScan
Operating System: Windows

Description:
This tool allows you to scan a range of computers for open ports, trace route to a remote computer, do DNS lookup, or gather whois information on the server. They have defined subsets of common ports so you don't have to scan every port on every machine which can take a long for the connection to terminate time if the port has been stealthed.

Strengths:
This tool is highly configurable. The options dialog includes settings for packet customization, socket customization, and speed/speed limit. These options could be very useful if attempting a DoS attack, or scanning a remote host for Buffer Overrun bugs.

Weaknesses:
Unable to see the response of the sent packet, without setting up another application. Unable to send packets that you have constructed outside of the program.

Target:
Firewalls and Servers

Mitigation/Recommendation:
Secure firewall with all unused ports stealthed.

Price:
Shareware registration fee $19.99

Penetration (6):
Medium This is a powerful port scanning tool, linked to by numerous hacking sites.

Simplicity (8):
Beginner

Damage Potential (1):
Minimal Data Gathering only