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Enterprise Cloud Security and Governance

You're reading from  Enterprise Cloud Security and Governance

Product type Book
Published in Dec 2017
Publisher Packt
ISBN-13 9781788299558
Pages 410 pages
Edition 1st Edition
Languages
Author (1):
Zeal Vora Zeal Vora
Profile icon Zeal Vora
Toc

Table of Contents (11) Chapters close

Preface 1. The Fundamentals of Cloud Security 2. Defense in Depth Approach 3. Designing Defensive Network Infrastructure 4. Server Hardening 5. Cryptography Network Security 6. Automation in Security 7. Vulnerability, Pentest, and Patch Management 8. Security Logging and Monitoring 9. First Responder 10. Best Practices

Approaching private hosted zones for DNS

Generally, when we put a domain name in the DNS, this domain will be resolved by the public DNS servers, such as 8.8.8.8. This means that even people outside the network can get a glimpse of what kind of software and applications are being used internally.

Let's look at the following screenshot to understand this. In the following image, we see that there are five subdomains for the record of internal.kplabs.in.

These subdomains are as follows:

  • admin.internal.kplabs.in
  • elk.nternal.kplabs.in
  • phpmyadmin.internal.kplabs.in
  • mongodb.internal.kplabs.in
  • ipa.internal.kplabs.in

If an outsider looks into these subdomains, they can quickly map into what type of technologies are being used by an organization. From the following sample record sets, we can see that the organization is using various technologies such as PhpMyAdmin, MongoDB, ELK...

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