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How to use hping to craft packets

A packet crafting tool that's been around for a long time, hping can be used to test if ports are open, as well as for firewall testing. Learn how to use hping in this tutorial.

Looking for a free packet crafting tool that can be used for firewall testing, as well as testing for open ports?...

Check out hping.

In this month's screencast, Peter Giannoulis of explains how to use the hping command-line tool to craft packets for numerous security scenarios in Windows, Mac, Linux and Unix OSes (among others).

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

About the author:
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 last published in February 2010

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