Tip

P0f: A free collection of passive OS fingerprinting tools

Peter Giannoulis, Contributor

It's a good idea for a network security pro to know how to validate which endpoints are establishing connections to key enterprise systems, and passive fingerprinting is a great way to find out.

P0f is a free collection of passive OS fingerprinting tools

    Requires Free Membership to View

you can use to fingerprint any OSes connecting to or from your system, as well as firewalls, IDSes or honeypots for even greater visibility.

 

Want more demos of free security tools? Visit our screencast page.

About the presenter:
Peter Giannoulis, GSEC, GCIH, GCIA, GCFA, GCFW, GREM, CISSP, is an information security consultant in Toronto, Ontario. He currently maintains The Academy Pro, which provides streaming video for enterprises and consumers on how to configure and troubleshoot many of today's top security products. He also serves as a technical director for GIAC.


This was first published in January 2011

Join the conversationComment

Share
Comments

    Results

    Contribute to the conversation

    All fields are required. Comments will appear at the bottom of the article.

    Disclaimer: Our Tips Exchange is a forum for you to share technical advice and expertise with your peers and to learn from other enterprise IT professionals. TechTarget provides the infrastructure to facilitate this sharing of information. However, we cannot guarantee the accuracy or validity of the material submitted. You agree that your use of the Ask The Expert services and your reliance on any questions, answers, information or other materials received through this Web site is at your own risk.