Hands-On Cybersecurity with Blockchain. Implement DDoS protection, PKI-based identity, 2FA, and DNS security using Blockchain

Rajneesh Gupta

Blockchain technology is being welcomed as one of the most revolutionary and impactful innovations of today. Blockchain technology was first identified in the world’s most popular digital currency, Bitcoin, but has now changed the outlook of several organizations and empowered them to use it even for storage and transfer of value.This book will start by introducing you to the common cyberthreat landscape and common attacks such as malware, phishing, insider threats, and DDoS. The next set of chapters will help you to understand the workings of Blockchain technology, Ethereum and Hyperledger architecture and how they fit into the cybersecurity ecosystem. These chapters will also help you to write your first distributed application on Ethereum Blockchain and the Hyperledger Fabric framework. Later, you will learn about the security triad and its adaptation with Blockchain. The last set of chapters will take you through the core concepts of cybersecurity, such as DDoS protection, PKI-based identity, 2FA, and DNS security. You will learn how Blockchain plays a crucial role in transforming cybersecurity solutions.Toward the end of the book, you will also encounter some real-world deployment examples of Blockchain in security cases, and also understand the short-term challenges and future of cybersecurity with Blockchain.

Security Monitoring with Wazuh. A hands-on guide to effective enterprise security using real-life use cases in Wazuh

Rajneesh Gupta, Santiago Bassett

Explore the holistic solution that Wazuh offers to improve your organization’s cybersecurity posture with this insightful guide. Security Monitoring with Wazuh is a comprehensive resource, covering use cases, tool integration, and compliance monitoring to equip you with the skills you need to build an enterprise-level defense system.The book begins by setting up an Intrusion Detection System (IDS), integrating the open-source tool Suricata with the Wazuh platform, and then explores topics such as network and host-based intrusion detection, monitoring for known vulnerabilities, exploits, and detecting anomalous behavior. As you progress, you’ll learn how to leverage Wazuh’s capabilities to set up Security Orchestration, Automation, and Response (SOAR). The chapters will lead you through the process of implementing security monitoring practices aligned with industry standards and regulations. You’ll also master monitoring and enforcing compliance with frameworks such as PCI DSS, GDPR, and MITRE ATT&CK, ensuring that your organization maintains a strong security posture while adhering to legal and regulatory requirements.By the end of this book, you’ll be proficient in harnessing the power of Wazuh and have a deeper understanding of effective security monitoring strategies.