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gss-ntlmssp

GSSAPI NTLMSSP Mechanism – MIT GSSAPI plugin

uncategorizedRed Team
Official docs ↗Download ↗Source repo ↗

Platforms: Linux · Last verified September 6, 2026

GSS-NTLMSSP is a GSSAPI mechanism plugin that implements NTLMSSP. NTLMSSP is a Microsoft Security Provider that implements various versions and falvors of the NTLM challenge-response family.

Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.

Getting started

See the official Kali tool page and upstream homepage linked above for installation and usage details.

Commonly preinstalled on

Kali Linux

Debian-based distribution built for penetration testing and security auditing