ATC-BLOCKCHAIN-SEC - Blockchain Security

ATC-BLOCKCHAIN-SEC - Blockchain Security

ATC-BLOCKCHAIN-SEC - Blockchain Security


Duration: 3.0 days

This dynamic instructor-led course covers all known aspects of Blockchain security that exist in the Blockchain environment today. This course provides a detailed overview of all Blockchain security issues, including threats, risk mitigation, node security integrity, confidentiality, best security practices, advanced Blockchain security and more.


Those who attend the Security for Blockchain Professionals course and pass the exam certification will have a demonstrated knowledge of: 

  • Identifying and differentiating between security threats and attacks on a Blockchain network. 
  • Blockchain security methods, best practices, risk mitigation, and more. 
  • All known (to date) cyber-attack vectors on the Blockchain. 
  • Performing Blockchain network security risk analysis. 
  • A complete understanding of Blockchain’s inherent security features and risks. 
  • An excellent knowledge of best security practices for Blockchain System/Network Administrators. 
  • Demonstrating appropriate Blockchain data safeguarding techniques.


1 Fundamental Blockchain Security 

  • Cryptography for the Blockchain 
  • A Brief Introduction to Blockchain
  • Blockchain Security Assumptions 
  • Limitations of Basic Blockchain Security

2 Consensus in the Blockchain 

  • Blockchain Consensus and Byzantine Generals 
  • Introduction to Blockchain Consensus Security

           - Proof of Work 

  • Proof of Stake
  • Other Blockchain Consensus Algorithms

3 Advanced Blockchain Security Mechanisms 

  • Architectural Security Measures
  • Permissioned Blockchains 
  • Checkpointing 
  • Advanced Cryptographic Solutions

          - Multiparty Signatures

  •  Zero-Knowledge Proofs 
  • Stealth Addresses 
  • Ring Signatures 
  • Confidential Transactions

4 Smart Contract Security 

  • Introduction to Smart Contracts 
  • Smart Contract Security Considerations 
  • Smart Contract Code Auditing

5 Blockchain Risk Assessment 

  • Blockchain Risk Considerations 
  • Regulatory Requirements 
  • Blockchain Architectural Design

6 Basic Blockchain Security 

  • User Security 
  • Node Security 
  • Network Security

7 Blockchain for Business 

  • Introduction to Ethereum Security 
  • Introduction to Hyperledger Security 
  • Introduction to Corda Security

8 Securely Implementing Business Blockchains 

  • Business Operations 
  • Data Management 
  • Infrastructure 
  • Legal and Regulatory Compliance

9 Network-Level Vulnerabilities and Attacks 

  • 51% Attacks 
  • Denial of Service Attacks 
  • Eclipse Attacks 
  • Replay Attacks 
  • Routing Attacks 
  • Sybil Attacks

10 System-Level Vulnerabilities and Attacks 

  • The Bitcoin Hack 
  • The Verge Hack 
  • The EOS Vulnerability 
  • The Lisk Vulnerability

11 Smart Contract Vulnerabilities and Attacks 

  • Reentrancy 
  • Access Control 
  • Arithmetic 
  • Unchecked Return Values 
  • Denial of Service 
  • Bad Randomness 
  • Race Conditions 
  • Timestamp Dependence 
  • Short Addresses

12 Security of Alternative DLT Architectures 

  • Introduction to DAG-Based DLTs
  • Advantages of DAG-Based DLTs
  • Limitations of DAG-Based DLTs


  • Blockchain Architects 
  • Blockchain Developers 
  • Application Developers 
  • Blockchain System Administrators 
  • Network Security Architects 
  • Cyber Security Experts 
  • IT Professionals w/cyber security experience


This course is highly technical. To prepare for the class student should know:

  • Have a comprehensive understanding of Hyperledger, Ethereum, or Blockchain Architecture



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