Nsauditor Network Security Auditor is the best network security scanner that allows to audit and monitor remote network computers for possible vulnerabilities, checks your network for all potential methods that a hacker might use to attack it.
Nsauditor is a complete networking utilities package that includes a wide range of tools for network auditing, scanning, monitoring and more.
You can discover network services and check them for vulnerabilities, list all TCP and UDP endpoints with their associated process, discover NetBios names, audit MS SQL servers, scan for common Adware traces and more.
The program also includes real-time network packet filtering and analyzing, remote network performance monitoring, network status monitoring, web proxy scanning, password auditing, intrusion detection system based on security events log analyzer and firewall system that allows to stop internet threats and block unwanted network connections, IP address lookup and more than 45 network tools for scanning, sniffing, enumerating and gaining access to machines, DNS and WHOIS lookups, e-mail validation and HTTP traffic generator.
Overall, this is a very complete package for a surprisingly low price.
The product contains a built-in database of known network security vulnerabilities, which allows you to select the items for scanning and add custom entries.
Nsauditor can reveal and catalog a variety of information, including installed software, shares, users, drives, hotfixes, NetBios, RPC, SQL and SNMP information, open ports.
It can also audit password and security policies as well as make a variety of network attack probes, such as stealth port scans, HTTP / CGI server auditing, registry auditing.
The program can sniff and use brute-force and dictionary attacks on LM and NTLM password hashes and expose the insecure ones. Nsauditor does OS detection and automatically creates OS fingerprints which are not included in database. Reports can be generated in HTML and XML format