November 2018
Beginner to intermediate
270 pages
7h 53m
English
Content preview from Bug Bounty Hunting Essentials
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CNAME takeovers
The most common scenario when taking over a sub-domain is when the domain is available. In this case, malicious users just need to register the domain; pointing to it will be available while the CNAME register works.
To identify these available domains, you can use common register services such as GoDaddy however, we recommend using RiskIQ (https://www.riskiq.com/), which is a passive DNS tool that provides more information – including changes – on registers.
Manually accessing a domain using a web browser, or doing more exploration in RiskIQ, is essential. This is because when a domain expires, the registrant marks it as available even if it navigates to an internal website. RiskIQ helps in these cases because it can show ...
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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.