Live Batches
Masterclasses
Menu
Free Courses
Account
Login / Sign Up

: It works in conjunction with Impacket’s ntlmrelayx.py to capture network hashes and relay them to target systems.

: Verify if mitigations like SMB Signing or LDAP Signing are correctly implemented to prevent relay attacks. Important Security Note

: See how far an attacker could move laterally within a network once they've captured a single set of credentials.

If you found cyanide-main.zip on a production server and did not put it there yourself, it may indicate a security breach. Attackers often use these exact same open-source tools to move through a network after their initial entry. Always ensure you are downloading security tools directly from trusted sources like GitHub to avoid modified or malicious versions. Downloading files from GitHub

In the world of cybersecurity, "Cyanide" isn't a physical poison but a potent tool designed for penetration testers and red teams. If you’ve downloaded or encountered a file named cyanide-main.zip , you likely have a snapshot of the . What is Cyanide?

: The tool provides real-time information on captured credentials and successful relay attempts. Why Use It? Security professionals use tools like Cyanide to:

: Upon execution, it sets up both Responder and Ntlmrelayx with SMB and HTTP servers by default.

Share Article
About Author
Shailendra Chauhan (Microsoft MVP, Founder & CEO at ScholarHat)

He is a renowned Speaker, Solution Architect, Mentor, and 10-time Microsoft MVP (2016–2025). With expertise in AI/ML, GenAI, System Design, Azure Cloud, .NET, Angular, React, Node.js, Microservices, DevOps, and Cross-Platform Mobile App Development, he bridges traditional frameworks with next-gen innovations.

He has trained 1 Lakh+ professionals across the globe, authored 45+ bestselling eBooks and 1000+ technical articles, and mentored 20+ free courses. As a corporate trainer for leading MNCs like IBM, Cognizant, and Dell, Shailendra continues to deliver world-class learning experiences through technology & AI.
Live Training - Book Free Demo
cyanide-main.zip
ASP.NET Core Certification Training
21 Dec
08:00PM - 10:00PM IST
Checkmark Icon
Get Job-Ready
Certification