Book Image

Infosec Strategies and Best Practices

By : Joseph MacMillan
Book Image

Infosec Strategies and Best Practices

By: Joseph MacMillan

Overview of this book

Information security and risk management best practices enable professionals to plan, implement, measure, and test their organization's systems and ensure that they're adequately protected against threats. The book starts by helping you to understand the core principles of information security, why risk management is important, and how you can drive information security governance. You'll then explore methods for implementing security controls to achieve the organization's information security goals. As you make progress, you'll get to grips with design principles that can be utilized along with methods to assess and mitigate architectural vulnerabilities. The book will also help you to discover best practices for designing secure network architectures and controlling and managing third-party identity services. Finally, you will learn about designing and managing security testing processes, along with ways in which you can improve software security. By the end of this infosec book, you'll have learned how to make your organization less vulnerable to threats and reduce the likelihood and impact of exploitation. As a result, you will be able to make an impactful change in your organization toward a higher level of information security.
Table of Contents (13 chapters)
Section 1: Information Security Risk Management and Governance
Section 2: Closing the Gap: How to Protect the Organization
Section 3: Operationalizing Information Security

Using security monitoring to improve visibility

A specifically popular control for increasing visibility into the ongoings of your digital estate is the implementation of logging and the aggregation of those logs into a SIEM system.

SIEMs not only provide specialists the ability to investigate logs from your assets in your organization but also, lately they have been able to leverage IPS/IDS features, along with machine learning algorithms to enrich the log data and actively protect against compromise. This shifts the SIEM from being solely a detective control to being both a preventative and detective control, giving context and visibility into the previously dark alcoves of a network, along with reactions to mitigate the effectiveness of a threat actor.

This could include recognizing patterns and actions such as the following:

  • Account compromise detection through authentication logs.
  • Malware detection through system activity, firewall, IDS/IPS, and CASB (Cloud...