Cloud & Networking
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You're reading from  Network Scanning Cookbook

Product typeBook
Published inSep 2018
PublisherPackt
ISBN-139781789346480
Edition1st Edition
Tools
NessusNmap
Concepts
Network Security
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Author (1)
Sairam Jetty
Sairam Jetty
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Sairam Jetty

Sairam Jetty has more than 5 years of hands-on experience in many verticals of penetration testing, compliance, digital forensics, and malware research. He is currently working with Paladion Networks, Abu Dhabi, as a senior analyst and team lead. He has assisted and associated with various financial, telecom, and industrial institutions for testing and securing their applications and environments. Sairam has industry-standard certifications, such as OSCP, Digital Forensic Analyst, Digital Forensic Investigator, and Mobile Security Expert. He also specializes in source code review and mobile application security. He has acquired a great knowledge of SCADA/ICS and nuclear security from his corporate experience and self-learning.
Read more about Sairam Jetty

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How to specify a target

The nmap command interprets any content appended without an associated switch as a target. The following is a basic syntax that specifies an IP address or a hostname to scan without any associated switches:

nmap 127.0.0.1 
nmap localhost

The hostname is resolved with the configured DNS server and the IP address is obtained to perform the scan. If multiple IP address are associated with one hostname, the first IP address will be scanned and the result will be displayed. The following syntax allows nmap to perform scans on all the IP addresses resolved with the hostname provided in the command:

nmap xyz.com*

Nmap also supports scanning the whole subnet, provided that you append the mask at the end of an IP address or hostname. Then, Nmap will consider all the resolved IP addresses in the range of the mask mentioned. For example, 10.0.0.1/24 would scan the...

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Network Scanning Cookbook
Published in: Sep 2018Publisher: PacktISBN-13: 9781789346480
© 2018 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Sairam Jetty

Sairam Jetty has more than 5 years of hands-on experience in many verticals of penetration testing, compliance, digital forensics, and malware research. He is currently working with Paladion Networks, Abu Dhabi, as a senior analyst and team lead. He has assisted and associated with various financial, telecom, and industrial institutions for testing and securing their applications and environments. Sairam has industry-standard certifications, such as OSCP, Digital Forensic Analyst, Digital Forensic Investigator, and Mobile Security Expert. He also specializes in source code review and mobile application security. He has acquired a great knowledge of SCADA/ICS and nuclear security from his corporate experience and self-learning.
Read more about Sairam Jetty

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