January 2019
Intermediate to advanced
548 pages
12h 7m
English
book
Mastering Kali Linux for Advanced Penetration Testing - Third Edition
by Vijay Kumar Velu, Robert Beggs
Content preview from Mastering Kali Linux for Advanced Penetration Testing - Third Edition
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Taking advantage of SNMP
SNMP stands for Simple Network Management Protocol; traditionally, this is used for collecting information about configuration of network devices such as printers, hubs, switches, routers on internet protocol, and servers. Attackers can potentially take advantage of SNMP that runs on UDP port 161 (by default) when it is poorly configured or left out with default configuration having a default community string. SNMP has been developed from 1987: version 1 had plain text passwords in transit, version 2c had improved performance, but still plain text passwords, and now the latest v3 encrypts all of the traffic with message integrity.
There are two types of community strings utilized in all versions of SNMP:
- Public
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.