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Gupta, Rajneesh. Hands-on cybersecurity with Blockchain: implement DDoS protection, PKI-based identity, 2FA, and DNS security using Blockchain / Rajneesh Gupta. — 1 online resource : illustrations — <URL:http://elib.fa.ru/ebsco/1841173.pdf>.

Record create date: 8/6/2018

Subject: Computer security.; Computer networks — Security measures.; Blockchains (Databases); Database security.; Denial of service attacks.; COMPUTERS — Security — General.; COMPUTERS — Networking — Security.; COMPUTERS — Security — Online Safety & Privacy.; Computer security.; Data capture & analysis.; Network security.; Blockchains (Databases); Computer networks — Security measures.; Computer security.; Database security.; Denial of service attacks.

Collections: EBSCO

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Network: Internet

Annotation

Despite the growing investment in cybersecurity, modern attackers manage to bypass advanced security systems. Blockchain and Hyperledger architecture provide a safer way of avoiding such attacks. This book will help you build blockchain-based apps for DDoS protection, PKI-based identity platform, Two-factor authentication and DNS Security platform.

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Cover
Title Page
Copyright and Credits
Packt Upsell
Contributors
Table of Contents
Preface
Chapter 1: Cyber Threat Landscape and Security Challenges
- Current threat landscape
  - Ransomware
    - The monetization of hacking
    - WannaCry
    - NotPetya
    - SimpleLocker
    - TeslaCrypt
    - CryptoLocker
    - PC Cyborg
  - Distributed denial-of-service (DDoS) attacks
    - From script kiddies to geo-political
    - Ease of launching a DDoS
    - Top targeted countries
  - Insider threats
    - Some more ways to define insider threats
    - Insider threat profile
  - Data breaches
    - Notable recent data breaches
    - Impact of data breaches
  - Advanced persistence threat (APT)
    - What makes APT so different?
- Defender perspectives
  - Government
    - The United States (US)
    - The United Kingdom (UK)
    - Europe
    - India
  - Corporate
    - Endpoint detection and response (EDR)
    - Deception technology
    - Cyber threat intelligence (CTI)
- Live attack execution
- Emerging security challenges
- Summary
- Questions
- Further reading
Chapter 2: Security Must Evolve
- The security ecosystem
- The zero-trust approach
- The assume breach approach
- Evolution at the foundation layer
- Summary
- Questions
- Further reading
Chapter 3: Introducing Blockchain and Ethereum
- What is blockchain?
  - A brief history
  - Fundamentals of the blockchain
  - Who is using blockchain and how?
- Internet versus blockchain
  - IP packet versus block
  - Web app versus dApp
- How it works?
- The building blocks of blockchain
  - Block
  - Cryptography – digital signature and hashing algorithm
  - Consensus – the core of blockchain
- Ethereum
  - History
  - What is Ethereum?
  - Smart contract
  - EVM
  - Gas
  - dApp
- Private versus public blockchain
  - Public blockchain
  - Private blockchain
- Business adaptation
- Summary
- Questions
- Further reading
Chapter 4: Hyperledger – Blockchain for Businesses
- Technical requirements
- Hyperledger overview
- Blockchain-as-a-service (BaaS)
  - Program goal
- Architecture and core components
- Hyperledger Fabric model
  - Hyperledeger Fabric core components
  - Working of Hyperledger and transaction processing
- Bitcoin versus Ethereum versus Hyperledger
- Hyperledger Fabric capabilities
- Lab
  - Tuna application
- Summary
- Questions
Chapter 5: Blockchain on the CIA Security Triad
- What is the CIA security triad?
  - Confidentiality
  - Integrity
  - Availability
- Understanding blockchain on confidentiality
  - Confidentiality in the existing model
  - Businesses, blockchain, and confidentiality
  - Achieving confidentiality with Hyperledger Fabric
- Blockchain on integrity
  - Integrity in the current blockchain network
  - Block arrangement and immutability
  - Achieving integrity with Hyperledger
  - Verifying chain integrity
- Understanding blockchain on availability
  - Availability in the current blockchain network
  - No single point of failure
  - Business and availability
- Summary
- Questions
- Further reading
Chapter 6: Deploying PKI-Based Identity with Blockchain
- PKI
  - PKI in a nutshell
  - The evolution of PKI
  - Components
    - Asymmetric key encryption
    - Certificate
    - Certificate authority (CA)
    - Registration authority (RA)
    - Certificate repository (CR)
  - Architecture
  - Certificate life cycle
  - Key management
- Challenges of the existing PKI model
- How can blockchain help?
  - Decentralized infrastructure
  - Deployment method
  - Requirements
- Lab
  - Testing
- Summary
- Questions
- Further reading
Chapter 7: Two-Factor Authentication with Blockchain
- What is 2FA?
  - Evolution of user authentication
  - Why 2FA?
  - How does it work?
  - Challenges
- Blockchain for 2FA
  - How blockchain can transform 2FA?
  - Solution architecture
- Lab
  - Components
  - Preparation
    - Installing Node.js
    - Turning up Ethereum
    - Turning up the smart contract
    - Testing and verification
- Summary
- Questions
- Further reading
Chapter 8: Blockchain-Based DNS Security Platform
- DNS
- Understanding DNS components
  - Namespace
  - Name servers
  - Resolver
- DNS structure and hierarchy
  - Root name server
  - Current TLD structure
  - Registries, registrars, and registrants
  - DNS records
- DNS topology for large enterprise
  - Architecture
- Challenges with current DNS
  - DNS spoofing
- Blockchain-based DNS solution
  - X.509 PKI replacement
  - MITM-proof DNS infrastructure
- Lab on Ethereum-based secure DNS infrastructure
  - Lab preparation
  - Namecoin blockchain installation
  - Installing PowerDNS
  - Installing DNSChain
- Summary
- Questions
- Further reading
Chapter 9: Deploying Blockchain-Based DDoS Protection
- DDoS attacks
  - What is a DDoS attack?
  - How does it work?
    - Building up the botnet
    - Reconnaissance
    - Weaponization
    - Delivery
    - Exploitation
    - Installation
    - Command and control (C2)
    - Action on objectives
- Types of DDoS attack
  - Attacks targeting network resources
    - User datagram protocol (UDP) flood
    - ICMP flood
    - Internet Group Management Protocol (IGMP) flood
    - Amplification attacks
  - Attacks targeting server resources
    - TCP SYN Flood
    - TCP RST attack
    - Secure sockets layer (SSL) based attack
    - Encrypted HTTP attacks
  - Attacks targeting application resources
    - DNS flooding
    - Regular expression DoS attacks
    - Hash collision DoS attacks
- Challenges with current DDoS solutions
- How blockchain can transform DDoS protection?
- Lab
- Summary
- Questions
- Further reading
Chapter 10 : Facts about Blockchain and Cyber Security
- Decision path for blockchain
  - When should you use blockchain?
  - When should you not use blockchain?
- Leader's checklist
- Challenges with blockchain
- The future of cyber security with blockchain
- Summary
- Questions
- Further reading
Assessment
Other Books You May Enjoy
Index

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