Content

Table of Content

About Microsoft Azure
Security Objectives in a Cloud Environment
Common Security Challenges
The Triple As of Access Management
Encryption in Cloud Security
Network Segmentation in Cybersecurity
Key Cybersecurity Concerns in Cloud Environments
Understanding Key Cybersecurity Threats
Identity and Access Management Essentials
Azure Active Directory and Managed Identities
Managing Application Access in Azure
Managing AccessControl in Azure

This eBook is based on AZ 500 EXAM GUIDE that has been collected from different sources and people. For more information about this ebook. Kindly write to mamtadevi775304@gmail.com. I will happy to help you.

This eBook is a guide and serves as a first guide. This book has been written on the advice of many experts and sources who have good command over Azure, cloud computing services. They are listed at the end of this book.
All images used in this book are taken from the LAB which is created by experts. All rights reserved, including the right to reproduce this book or portions thereof in any form whatsoever. For any query reach out to the author through email.

About Microsoft Azure

Microsoft Azure is a comprehensive cloud platform comprising over 200 distinct products and cloud services. It empowers users to establish and maintain their isolated IT infrastructure, all of which is physically situated in one or multiple data centers owned by Microsoft. Azure offers the capability to develop and expand new applications or operate existing applications in the cloud. Its cloud offerings encompass the following:

Compute: These services facilitate the deployment and administration of virtual machines (VMs), Azure containers, and batch jobs. Compute resources established within Azure can be configured to utilize either public IP addresses or private addresses, depending on whether they need external accessibility.
Mobile: These products and services empower developers to create cloud applications for mobile devices, notification services, and support for backend tasks, as well as tools for constructing application programming interfaces (APIs).
Analytics: These services furnish analytics and storage solutions for services within your Azure environment. They encompass features for real-time analytics, big data analytics, machine learning, and business intelligence.
Storage: Azure offers scalable cloud storage for both structured and unstructured data. It also provides persistent and archival storage solutions.
Security: Specialized products and services in this category aid in the detection, prevention, and response to various cloud security threats. They encompass data security features such as encryption keys and data loss prevention solutions.
Networking: Azure enables the creation of virtual networks, dedicated connections, and gateways, along with services for traffic management, diagnostics, load balancing, DNS hosting, and security features.

Security Objectives in a Cloud Environment

When preparing for the MCA Azure Security Engineer certification, it's crucial to grasp the fundamental security objectives and the typical challenges involved in securing a cloud environment. Understanding these objectives and challenges is essential for applying the concepts presented in this book and addressing exam questions effectively. Let's begin by examining the CIA triad.

The CIA triad represents three core goals: Confidentiality, Integrity, and Availability, which you aim to achieve in your security efforts.

Confidentiality: Confidentiality implies that only authorized individuals should have access to specific information. This aspect of the CIA triad focuses on implementing effective security controls to prevent unauthorized access to your organization's resources. An example of a control to maintain confidentiality is the use of a username and password login, ensuring that only authorized users can provide the required credentials to access resources.

Integrity: Integrity ensures that only authorized personnel can modify or alter information within an organization. It guarantees that information remains accurate and trustworthy, free from manipulation. A common security control used to uphold integrity is the utilization of digital signatures. A digital signature is an encrypted hash value that serves to confirm that a message hasn't been tampered with and verifies the sender's identity. In a communication between two parties, a digital signature employs hashing algorithms and public key encryption to create a unique hash value for the original message or document. This hash value can only be decrypted and read by the intended recipient. The message or document is then digitally signed and sent to the receiver. Upon receiving the message or document, the recipient can generate their own hash value for it. If this hash value matches the one shared by the sender alongside the message, it confirms that the message hasn't been altered during transmission, thus ensuring its integrity.

Availability: Availability signifies the need to ensure that your information and services are consistently accessible to authorized users. Consider a company website, for instance. As a business, you want to guarantee that your website is always operational and accessible for customer interactions. Nevertheless, cyberattacks such as distributed denial-of-service (DDoS) attacks can disrupt these services, resulting in significant financial losses. Common security controls that support website availability include next-generation firewalls and specialized DDoS protection software.

Additionally, there's a concept known as nonrepudiation, which isn't formally part of the CIA triad but is closely related to its first three elements. Nonrepudiation essentially means that individuals should not be able to perform an online action and then deny responsibility for that action at a later time. To establish nonrepudiation, methods like digital signatures, as previously discussed, are used to provide proof of actions taken online, preventing individuals from disavowing their activities.

In summary, almost every aspect of cybersecurity operations revolves around one or more elements of the

Imprint

Publisher: BookRix GmbH & Co. KG

Text: Mamta Devi
Images: Rishabh Jain
Cover: Mamta Devi
Editing: Richa Shukla
Proofreading: Himesh Kumar
Translation: Mamta Devi
Layout: Sheetal Jain
Publication Date: 11-06-2023
ISBN: 978-3-7554-6005-3

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