TrustSight Security Scanner
Cross-Site Scripting, SQL Attacks,OS Attacks, Directory Traversal, cookie manipulation are tested. Claims not only to be able to find not only known vulnerabilities, but also potential new ones. CVE Compatible.
Retina Network Security Scanner
Identifies security vulnerabilities, suggests appropriate corrective actions and fixes. Free MyDoom, Nimda, DCOM, Sapphire SQL Worm, and Nimda scanner downloads.
THC-Amap
A port scanning tool which identifies applications and services even if they are not listening on the default port.
SQL Server 2000 Security Tools
Microsoft tool scans for instances of MS SQL Server 2000 vulnerable to the "Slammer" worm, and then apply updates to the affected files. Includes SQL Scan, SQL Check,and SQL Critical Update.
HFNetChkPro
Patch management tool scans Microsoft servers and desktops. Schedule and immediate remote patch scans and installations. Freeware and command-line versions available.
Firewalk
Open source tool that tries to determine which protocols will pass through an IP firewall.
Proactive Assessment Appliances
Network Vulnerability and Internet/Intranet Scanner Appliances.
MegaPing scanner
TCP and UDP portscanner and NetBIOS scanner, Displays installed service packs, open TCP and UDP ports, missing security patches.
Shadow Security Scanner
Offers vulnerability auditing modules for many systems and services. These include: NetBIOS, HTTP, CGI and WinCGI, FTP, DNS, DoS vulnerabilities, POP3, SMTP, LDAP, TCP/IP, UDP, Registry, Services, Users and Accounts, password vulnerabilities, publishing extensions, MSSQL, IBM BD2, Oracle, MySQL, PostgressSQL, Interbase, and MiniSQL.
NetworkActiv - Network Security Tools
Suite of network exploration and administration tools. Performs network scanning, port scanning, network exploration, OS Detection. Free trial available.
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