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Introduction
Forewords
Learning Python in 2 slides
State of the art
Problematic
Scapy
Genesis
Concepts
Quick overview
Network discovery and attacks
One shots
Scanning
TTL tricks
Conclusion
References
External script
Introduction Scapy Network discovery and attacks Packet generation and network based attacks with Scapy Philippe BIONDI phil@secdev.org / philippe.biondi@eads.net Corporate Research Center SSI Department Suresnes, FRANCE CanSecWest/core05, May 4-6, 2005 Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Outline 1 Introduction Forewords Learning Python in 2 slides State of the art Problematic 2 Scapy Genesis Concepts Quick overview 3 Network discovery and attacks One shots Scanning TTL tricks 4 Conclusion Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Outline 1 Introduction Forewords Learning Python in 2 slides State of the art Problematic 2 Scapy Genesis Concepts Quick overview 3 Network discovery and attacks One shots Scanning TTL tricks 4 Conclusion Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Aims of this presentation Explain some problems present in network packet tools I tried to overcome with Scapy Let you discover Scapy Give some network tricks and show you how easy it is to perform them with Scapy Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Outline 1 Introduction Forewords Learning Python in 2 slides State of the art Problematic 2 Scapy Genesis Concepts Quick overview 3 Network discovery and attacks One shots Scanning TTL tricks 4 Conclusion Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Learning Python in 2 slides (1/2) This is an int (signed, 32bits) : 42 This is a long (signed, infinite): 42L This is a str : "bell\x07\n" or ’bell\x07\n’ (" ⇐⇒ ’) This is a tuple (immutable): (1,4,"42") This is a list (mutable): [4,2,"1"] This is a dict (mutable): { "one":1 , "two":2 } Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Learning Python in 2 slides (2/2) No block delimiters. Indentation does matter. if cond1: instr instr elif cond2: instr else: instr while cond: instr instr for var in set: instr lambda x,y: x+y try: instr except exception: else: instr instr def fact(x): if x == 0: return 1 else: return x*fact(x-1) Philippe BIONDI Packet generation and network based attacks with Scapy
Introduction Scapy Network discovery and attacks Forewords Learning Python in 2 slides State of the art Problematic Outline 1 Introduction Forewords Learning Python in 2 slides State of the art Problematic 2 Scapy Genesis Concepts Quick overview 3 Network discovery and attacks One shots Scanning TTL tricks 4 Conclusion Philippe BIONDI Packet generation and network based attacks with Scapy
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