Description

Duration

3 Days

18 CPD hours

This course is intended for

Blockchain Architects Blockchain DevelopersApplication Developers Blockchain System AdministratorsNetwork Security Architects Cyber Security ExpertsIT Professionals w/cyber security experience

Overview

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.

This course covers all known aspects of Blockchain security that exist in the Blockchain environment today and 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.

Fundamental Blockchain Security Cryptography for the Blockchain Hash Functions

Public Key Cryptography

Elliptic Curve Cryptography

A Brief Introduction to Blockchain The Blocks

The Chains

The Network

Promises of the Blockchain

Blockchain Security Assumptions Digital Signature Security

Hash Function Security

Limitations of Basic Blockchain Security Public Key Cryptography Review

Real-Life Public Key Protection

Cryptography and Quantum Computers

Lab 1 (Tentative) Finding Hash Function Collisions Reversible hash function

Hash function with poor non-locality

Hash function with small search space

Breaking Public Key Cryptography Brute Forcing a Short Private Key

Brute Forcing a Poorly-Chosen Private Key

Consensus in the Blockchain

Blockchain Consensus and Byzantine Generals Blockchain Networking Review

Byzantine Generals Problem Relation to Blockchain

Byzantine Fault Tolerance

Introduction to Blockchain Consensus Security Blockchain Consensus Breakthrough

Proof of Work What is Proof of Work?

How does Proof of Work Solve BGP?

Proof of Work Security Assumptions

Attacking Proof of Work

Proof of Stake What is Proof of Stake?

How does Proof of Stake Solve BGP?

Proof of Stake Security Assumptions

Attacking Proof of Stake

General Attacks on Blockchain Consensus

Other Blockchain Consensus Algorithms

Lab 2 (Tentative) Attacking Proof of Work Performing a 51% Attack

Performing a Selfish Mining Attack

Attacking Proof of Stake Performing a XX% Attack

Performing a Long-Range Attack

Malleable Transaction Attacks

Advanced Blockchain Security Mechanisms Architectural Security Measures Permissioned Blockchains

Checkpointing

Advanced Cryptographic Solutions Multiparty Signatures

Zero-Knowledge Proofs

Stealth Addresses

Ring Signatures

Confidential Transactions

Lab 3 (Tentative) Permissioned Blockchains

51% on a Checkpointed Blockchain

Data mining on a blockchain with/without stealth addresses

Zero-Knowledge Proof Simulation

Trying to fake knowledge of a ZKP

Module 4: Blockchain for Business Introduction to Ethereum Security What is Ethereum

Consensus in Ethereum

Smart Contracts in Ethereum

Ethereum Security

Pros and Cons of Ethereum Blockchains

Introduction to Hyperledger Security What is Hyperledger

Consensus in Hyperledger

Smart Contracts in Hyperledger

Hyperledger Security

Pros and Cons of Hyperledger Blockchains

Introduction to Corda Security What is Corda

Consensus in Corda

Smart Contracts in Corda

Corda Security

Pros and Cons of Corda Blockchains

Lab 4

Blockchain Risk Assessment What are the Risks of the Blockchain?

Information Security

Information Sensitivity Data being placed on blockchain

Risks of disclosure

Regulatory Requirements Data encryption

Data control

PII protection

Blockchain Architectural Design Public and Private Blockchains

Open and Permissioned Blockchains

Choosing a Blockchain Architecture

Lab 5

Exploring public/private open/permissioned blockchains?

Basic Blockchain Security Blockchain Architecture

User Security Protecting Private Keys

Malware

Update

Node Security

Configuring MSPs

Network Security

Lab 6 (TBD)

Smart Contract Security Introduction to Smart Contracts

Smart Contract Security Considerations Turing-Complete

Lifetime

External Software

Smart Contract Code Auditing Difficulties

Techniques

Tools

Lab 7 (Tentative)

Try a couple of smart contract code auditing tool against different contracts with built-in vulnerabilities

Module 8: Security Implementing Business Blockchains Ethereum Best Practices

Hyperledger Best Practices

Corda Best Practices

Lab 8

Network-Level Vulnerabilities and Attacks Introduction to Blockchain Network Attacks

51% Attacks

Denial of Service Attacks

Eclipse Attacks

Routing Attacks

Sybil Attacks

Lab 9

Perform different network-level attacks

System-Level Vulnerabilities and Attacks Introduction to Blockchain System Vulnerabilities

The Bitcoin Hack

The Verge Hack

The EOS Vulnerability

Lab 10

Smart Contract Vulnerabilities and Attacks Introduction to Common Smart Contract Vulnerabilities

Reentrancy

Access Control

Arithmetic

Unchecked Return Values

Denial of Service

Bad Randomness

Race Conditions

Timestamp Dependence

Short Addresses

Lab 11

Exploiting vulnerable smart contracts

Security of Alternative DLT Architectures What Are Alternative DLT Architectures?

Introduction to Directed Acyclic Graphs (DAGs)

DAGs vs. Blockchains

Advantages of DAGs

DAG Vulnerabilities and Security

Lab 12

Exploring a DAG network

Course Images

Blockchain Security Training

By Nexus Human

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