N-Stalker Web Application Security Scanner is a web security assessment tool. By incorporating the well-known N-Stealth HTTP Security Scanner and its 35,000 Web Attack Signature database, along with a patent-pending Component-oriented Web Application Security Assessment technology, N-Stalker is capable of sweeping your Web Application for a large number of vulnerabilities common to this environment, including Cross-site Scripting and SQL injection, Buffer Overflow and Parameter Tampering attacks and much more.