Port scanning tools - PowerPoint PPT Presentation

Scanning

Scanning. Determining If The System Is Alive. Determining If The System Is Alive. Network Ping Sweeps Ping is traditionally used to send ICMP ECHO (Type 8) packets to a target system Response is ICMP ECHO_REPLY (Type 0) indicating the target system is alive

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Hands-On Ethical Hacking and Network Defense

Hands-On Ethical Hacking and Network Defense. Chapter 5 Port Scanning. Objectives. Describe port scanning Describe different types of port scans Describe various port-scanning tools Explain what ping sweeps are used for Explain how shell scripting is used to automate security tasks.

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1.1k views • 41 slides

Network Security

Network Security. Port Scanning and Enumeration (NMAP). Port Scanning. Definition: Probing the ports on a remote machine to gain information Port – a virtual identifier on a system for a particular application/protocol Examples: ftp: port 21 ssh: port 22 telnet: port 23 http: port 80

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461 views • 10 slides

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